Merge 09342685a4 into 0db611b7a9

Fix raw http ui

Fill xhttp default mode

Fix share uri

Remove RawHost

Fix singbox tcp http path

Fix vmess share uri

v2rayN/Directory.Build.props

@@ -1,7 +1,7 @@
 <Project>
 
     <PropertyGroup>
-        <Version>7.20.2</Version>
+        <Version>7.20.3</Version>
     </PropertyGroup>
 
     <PropertyGroup>

v2rayN/Directory.Packages.props

@@ -12,6 +12,7 @@
     <PackageVersion Include="ReactiveUI.Avalonia" Version="11.4.12" />
     <PackageVersion Include="CliWrap" Version="3.10.1" />
     <PackageVersion Include="Downloader" Version="5.1.0" />
+    <PackageVersion Include="Microsoft.NET.Test.Sdk" Version="17.14.1" />
     <PackageVersion Include="H.NotifyIcon.Wpf" Version="2.4.1" />
     <PackageVersion Include="MaterialDesignThemes" Version="5.3.1" />
     <PackageVersion Include="MessageBox.Avalonia" Version="3.3.1.1" />
@@ -26,6 +27,8 @@
     <PackageVersion Include="sqlite-net-pcl" Version="1.9.172" />
     <PackageVersion Include="TaskScheduler" Version="2.12.2" />
     <PackageVersion Include="WebDav.Client" Version="2.9.0" />
+    <PackageVersion Include="xunit" Version="2.9.3" />
+    <PackageVersion Include="xunit.runner.visualstudio" Version="3.1.5" />
     <PackageVersion Include="YamlDotNet" Version="16.3.0" />
     <PackageVersion Include="ZXing.Net.Bindings.SkiaSharp" Version="0.16.14" />
   </ItemGroup>

v2rayN/GlobalHotKeys

@@ -1 +1 @@
-Subproject commit 50f615b671ff8d4a6a850aed19da5f94f58b5d96
+Subproject commit ffb2850df0991495d0918e13cc5701737f26175a

v2rayN/ServiceLib.Tests/CoreConfigV2rayServiceTests.cs

@@ -0,0 +1,228 @@
+using System.Text.Json.Nodes;
+using ServiceLib;
+using ServiceLib.Enums;
+using ServiceLib.Models;
+using ServiceLib.Services.CoreConfig;
+using Xunit;
+
+namespace ServiceLib.Tests;
+
+public class CoreConfigV2rayServiceTests
+{
+    private const string SendThrough = "198.51.100.10";
+
+    [Fact]
+    public void GenerateClientConfigContent_OnlyAppliesSendThroughToRemoteProxyOutbounds()
+    {
+        var node = CreateProxyNode("proxy-1", "198.51.100.1", 443);
+        var service = new CoreConfigV2rayService(CreateContext(node));
+
+        var result = service.GenerateClientConfigContent();
+
+        Assert.True(result.Success);
+
+        var outbounds = GetOutbounds(result.Data?.ToString());
+        var proxyOutbound = outbounds.Single(outbound => outbound["tag"]!.GetValue<string>() == Global.ProxyTag);
+        var directOutbound = outbounds.Single(outbound => outbound["tag"]!.GetValue<string>() == Global.DirectTag);
+        var blockOutbound = outbounds.Single(outbound => outbound["tag"]!.GetValue<string>() == Global.BlockTag);
+
+        Assert.Equal(SendThrough, proxyOutbound["sendThrough"]?.GetValue<string>());
+        Assert.Null(directOutbound["sendThrough"]);
+        Assert.Null(blockOutbound["sendThrough"]);
+    }
+
+    [Fact]
+    public void GenerateClientConfigContent_OnlyAppliesSendThroughToChainExitOutbounds()
+    {
+        var exitNode = CreateProxyNode("exit", "198.51.100.2", 443);
+        var entryNode = CreateProxyNode("entry", "198.51.100.3", 443);
+        var chainNode = CreateChainNode("chain", exitNode, entryNode);
+
+        var service = new CoreConfigV2rayService(CreateContext(
+            chainNode,
+            allProxiesMap: new Dictionary<string, ProfileItem>
+            {
+                [exitNode.IndexId] = exitNode,
+                [entryNode.IndexId] = entryNode,
+            }));
+
+        var result = service.GenerateClientConfigContent();
+
+        Assert.True(result.Success);
+
+        var outbounds = GetOutbounds(result.Data?.ToString())
+            .Where(outbound => outbound["protocol"]?.GetValue<string>() is not ("freedom" or "blackhole" or "dns"))
+            .ToList();
+
+        var sendThroughOutbounds = outbounds
+            .Where(outbound => outbound["sendThrough"]?.GetValue<string>() == SendThrough)
+            .ToList();
+        var chainedOutbounds = outbounds
+            .Where(outbound => outbound["streamSettings"]?["sockopt"]?["dialerProxy"] is not null)
+            .ToList();
+
+        Assert.Single(sendThroughOutbounds);
+        Assert.All(chainedOutbounds, outbound => Assert.Null(outbound["sendThrough"]));
+    }
+
+    [Fact]
+    public void GenerateClientConfigContent_DoesNotApplySendThroughToTunRelayLoopbackOutbound()
+    {
+        var node = CreateProxyNode("proxy-1", "198.51.100.4", 443);
+        var config = CreateConfig();
+        config.TunModeItem.EnableLegacyProtect = false;
+
+        var service = new CoreConfigV2rayService(CreateContext(
+            node,
+            config,
+            isTunEnabled: true,
+            tunProtectSsPort: 10811,
+            proxyRelaySsPort: 10812));
+
+        var result = service.GenerateClientConfigContent();
+
+        Assert.True(result.Success);
+
+        var outbounds = GetOutbounds(result.Data?.ToString());
+        Assert.DoesNotContain(outbounds, outbound => outbound["sendThrough"]?.GetValue<string>() == SendThrough);
+    }
+
+    private static CoreConfigContext CreateContext(
+        ProfileItem node,
+        Config? config = null,
+        Dictionary<string, ProfileItem>? allProxiesMap = null,
+        bool isTunEnabled = false,
+        int tunProtectSsPort = 0,
+        int proxyRelaySsPort = 0)
+    {
+        return new CoreConfigContext
+        {
+            Node = node,
+            RunCoreType = ECoreType.Xray,
+            AppConfig = config ?? CreateConfig(),
+            AllProxiesMap = allProxiesMap ?? new(),
+            SimpleDnsItem = new SimpleDNSItem(),
+            IsTunEnabled = isTunEnabled,
+            TunProtectSocksPort = tunProtectSsPort,
+            ProxyRelaySocksPort = proxyRelaySsPort,
+        };
+    }
+
+    private static Config CreateConfig()
+    {
+        return new Config
+        {
+            IndexId = string.Empty,
+            SubIndexId = string.Empty,
+            CoreBasicItem = new()
+            {
+                LogEnabled = false,
+                Loglevel = "warning",
+                MuxEnabled = false,
+                DefAllowInsecure = false,
+                DefFingerprint = Global.Fingerprints.First(),
+                DefUserAgent = string.Empty,
+                SendThrough = SendThrough,
+                EnableFragment = false,
+                EnableCacheFile4Sbox = true,
+            },
+            TunModeItem = new()
+            {
+                EnableTun = false,
+                AutoRoute = true,
+                StrictRoute = true,
+                Stack = string.Empty,
+                Mtu = 9000,
+                EnableIPv6Address = false,
+                IcmpRouting = Global.TunIcmpRoutingPolicies.First(),
+                EnableLegacyProtect = false,
+            },
+            KcpItem = new(),
+            GrpcItem = new(),
+            RoutingBasicItem = new()
+            {
+                DomainStrategy = Global.DomainStrategies.First(),
+                DomainStrategy4Singbox = Global.DomainStrategies4Sbox.First(),
+                RoutingIndexId = string.Empty,
+            },
+            GuiItem = new(),
+            MsgUIItem = new(),
+            UiItem = new()
+            {
+                CurrentLanguage = "en",
+                CurrentFontFamily = string.Empty,
+                MainColumnItem = [],
+                WindowSizeItem = [],
+            },
+            ConstItem = new(),
+            SpeedTestItem = new(),
+            Mux4RayItem = new()
+            {
+                Concurrency = 8,
+                XudpConcurrency = 8,
+                XudpProxyUDP443 = "reject",
+            },
+            Mux4SboxItem = new()
+            {
+                Protocol = string.Empty,
+            },
+            HysteriaItem = new(),
+            ClashUIItem = new()
+            {
+                ConnectionsColumnItem = [],
+            },
+            SystemProxyItem = new(),
+            WebDavItem = new(),
+            CheckUpdateItem = new(),
+            Fragment4RayItem = null,
+            Inbound = [new InItem
+            {
+                Protocol = EInboundProtocol.socks.ToString(),
+                LocalPort = 10808,
+                UdpEnabled = true,
+                SniffingEnabled = true,
+                RouteOnly = false,
+            }],
+            GlobalHotkeys = [],
+            CoreTypeItem = [],
+            SimpleDNSItem = new(),
+        };
+    }
+
+    private static ProfileItem CreateProxyNode(string indexId, string address, int port)
+    {
+        return new ProfileItem
+        {
+            IndexId = indexId,
+            Remarks = indexId,
+            ConfigType = EConfigType.SOCKS,
+            CoreType = ECoreType.Xray,
+            Address = address,
+            Port = port,
+        };
+    }
+
+    private static ProfileItem CreateChainNode(string indexId, params ProfileItem[] nodes)
+    {
+        var chainNode = new ProfileItem
+        {
+            IndexId = indexId,
+            Remarks = indexId,
+            ConfigType = EConfigType.ProxyChain,
+            CoreType = ECoreType.Xray,
+        };
+        chainNode.SetProtocolExtra(new ProtocolExtraItem
+        {
+            ChildItems = string.Join(',', nodes.Select(node => node.IndexId)),
+        });
+        return chainNode;
+    }
+
+    private static List<JsonObject> GetOutbounds(string? json)
+    {
+        var root = JsonNode.Parse(json ?? throw new InvalidOperationException("Config JSON is missing"))?.AsObject()
+            ?? throw new InvalidOperationException("Failed to parse config JSON");
+        return root["outbounds"]?.AsArray().Select(node => node!.AsObject()).ToList()
+            ?? throw new InvalidOperationException("Config JSON does not contain outbounds");
+    }
+}

v2rayN/ServiceLib.Tests/ServiceLib.Tests.csproj

@@ -0,0 +1,21 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <IsPackable>false</IsPackable>
+    <IsTestProject>true</IsTestProject>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Microsoft.NET.Test.Sdk" />
+    <PackageReference Include="xunit" />
+    <PackageReference Include="xunit.runner.visualstudio">
+      <PrivateAssets>all</PrivateAssets>
+      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+    </PackageReference>
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\ServiceLib\ServiceLib.csproj" />
+  </ItemGroup>
+
+</Project>

v2rayN/ServiceLib/Common/Utils.cs

@@ -522,6 +522,23 @@ public class Utils
         return false;
     }
 
+    public static bool IsIpv4(string? ip)
+    {
+        if (ip.IsNullOrEmpty())
+        {
+            return false;
+        }
+
+        ip = ip.Trim();
+        if (!IPAddress.TryParse(ip, out var address))
+        {
+            return false;
+        }
+
+        return address.AddressFamily == AddressFamily.InterNetwork
+               && ip.Count(c => c == '.') == 3;
+    }
+
     public static bool IsIpAddress(string? ip)
     {
         if (ip.IsNullOrEmpty())

v2rayN/ServiceLib/Enums/ETransport.cs

@@ -2,7 +2,7 @@ namespace ServiceLib.Enums;
 
 public enum ETransport
 {
-    tcp,
+    raw,
     kcp,
     ws,
     httpupgrade,

v2rayN/ServiceLib/Global.cs

@@ -42,9 +42,11 @@ public class Global
     public const string SingboxFakeIPFilterFileName = NamespaceSample + "singbox_fakeip_filter";
 
     public const string DefaultSecurity = "auto";
-    public const string DefaultNetwork = "tcp";
-    public const string TcpHeaderHttp = "http";
+    public const string DefaultNetwork = "raw";
+    public const string RawHeaderHttp = "http";
     public const string None = "none";
+    public const string RawNetworkAlias = "tcp";
+    public const string DefaultXhttpMode = "auto";
     public const string ProxyTag = "proxy";
     public const string DirectTag = "direct";
     public const string BlockTag = "block";
@@ -182,7 +184,7 @@ public class Global
         @"https://raw.githubusercontent.com/Chocolate4U/Iran-v2ray-rules/main/v2rayN/"
     ];
 
-    public static readonly Dictionary<string, string> TcpHttpUserAgentTexts = new()
+    public static readonly Dictionary<string, string> RawHttpUserAgentTexts = new()
     {
         {"chrome","Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/92.0.4515.131 Safari/537.36" },
         {"firefox","Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:90.0) Gecko/20100101 Firefox/90.0" },
@@ -292,14 +294,12 @@ public class Global
 
     public static readonly List<string> Networks =
     [
-        "tcp",
-        "kcp",
-        "ws",
-        "httpupgrade",
+        "raw",
         "xhttp",
-        "h2",
-        "quic",
-        "grpc"
+        "kcp",
+        "grpc",
+        "ws",
+        "httpupgrade"
     ];
 
     public static readonly List<string> KcpHeaderTypes =

v2rayN/ServiceLib/Handler/Builder/CoreConfigContextBuilder.cs

@@ -340,8 +340,9 @@ public class CoreConfigContextBuilder
         }
 
         // xhttp downloadSettings address protect
-        if (!string.IsNullOrEmpty(node.Extra)
-            && JsonUtils.ParseJson(node.Extra) is JsonObject extra
+        var xhttpExtra = node.GetTransportExtra().XhttpExtra;
+        if (!string.IsNullOrEmpty(xhttpExtra)
+            && JsonUtils.ParseJson(xhttpExtra) is JsonObject extra
             && extra.TryGetPropertyValue("downloadSettings", out var dsNode)
             && dsNode is JsonObject downloadSettings
             && downloadSettings.TryGetPropertyValue("address", out var dAddrNode)

v2rayN/ServiceLib/Handler/Builder/NodeValidator.cs

@@ -20,7 +20,7 @@ public class NodeValidator
         [EConfigType.VMess, EConfigType.VLESS, EConfigType.Trojan, EConfigType.Shadowsocks];
 
     private static readonly HashSet<string> SingboxShadowsocksAllowedTransports =
-        [nameof(ETransport.tcp), nameof(ETransport.ws), nameof(ETransport.quic)];
+        [nameof(ETransport.raw), nameof(ETransport.ws)];
 
     public static NodeValidatorResult Validate(ProfileItem item, ECoreType coreType)
     {
@@ -141,9 +141,10 @@ public class NodeValidator
             v.Assert(!item.PublicKey.IsNullOrEmpty(), string.Format(ResUI.MsgInvalidProperty, "PublicKey"));
         }
 
-        if (item.Network == nameof(ETransport.xhttp) && !item.Extra.IsNullOrEmpty())
+        var transport = item.GetTransportExtra();
+        if (item.Network == nameof(ETransport.xhttp) && !transport.XhttpExtra.IsNullOrEmpty())
         {
-            if (JsonUtils.ParseJson(item.Extra) is not JsonObject)
+            if (JsonUtils.ParseJson(transport.XhttpExtra) is not JsonObject)
             {
                 v.Error(string.Format(ResUI.MsgInvalidProperty, "XHTTP Extra"));
             }
@@ -167,7 +168,7 @@ public class NodeValidator
         }
 
         // sing-box does not support non-tcp transports for protocols other than vmess/trojan/vless/shadowsocks
-        if (!SingboxTransportSupportedProtocols.Contains(configType) && net != nameof(ETransport.tcp))
+        if (!SingboxTransportSupportedProtocols.Contains(configType) && net != nameof(ETransport.raw))
         {
             return string.Format(ResUI.MsgCoreNotSupportProtocolTransport,
                 nameof(ECoreType.sing_box), configType.ToString(), net);

v2rayN/ServiceLib/Handler/ConfigHandler.cs

@@ -41,6 +41,7 @@ public static class ConfigHandler
             Loglevel = "warning",
             MuxEnabled = false,
         };
+        config.CoreBasicItem.SendThrough = config.CoreBasicItem.SendThrough?.TrimEx();
 
         if (config.Inbound == null)
         {
@@ -235,9 +236,6 @@ public static class ConfigHandler
             item.Password = profileItem.Password;
 
             item.Network = profileItem.Network;
-            item.HeaderType = profileItem.HeaderType;
-            item.RequestHost = profileItem.RequestHost;
-            item.Path = profileItem.Path;
 
             item.StreamSecurity = profileItem.StreamSecurity;
             item.Sni = profileItem.Sni;
@@ -249,7 +247,6 @@ public static class ConfigHandler
             item.ShortId = profileItem.ShortId;
             item.SpiderX = profileItem.SpiderX;
             item.Mldsa65Verify = profileItem.Mldsa65Verify;
-            item.Extra = profileItem.Extra;
             item.MuxEnabled = profileItem.MuxEnabled;
             item.Cert = profileItem.Cert;
             item.CertSha = profileItem.CertSha;
@@ -296,9 +293,6 @@ public static class ConfigHandler
             VmessSecurity = profileItem.GetProtocolExtra().VmessSecurity?.TrimEx()
         });
         profileItem.Network = profileItem.Network.TrimEx();
-        profileItem.HeaderType = profileItem.HeaderType.TrimEx();
-        profileItem.RequestHost = profileItem.RequestHost.TrimEx();
-        profileItem.Path = profileItem.Path.TrimEx();
         profileItem.StreamSecurity = profileItem.StreamSecurity.TrimEx();
 
         if (!Global.VmessSecurities.Contains(profileItem.GetProtocolExtra().VmessSecurity))
@@ -750,10 +744,12 @@ public static class ConfigHandler
         profileItem.Password = profileItem.Password.TrimEx();
         profileItem.Network = string.Empty;
 
-        if (!Global.TuicCongestionControls.Contains(profileItem.HeaderType))
+        var congestionControl = profileItem.GetProtocolExtra().CongestionControl;
+        if (!Global.TuicCongestionControls.Contains(congestionControl))
         {
-            profileItem.HeaderType = Global.TuicCongestionControls.FirstOrDefault()!;
+            congestionControl = Global.TuicCongestionControls.FirstOrDefault()!;
         }
+        profileItem.SetProtocolExtra(profileItem.GetProtocolExtra() with { CongestionControl = congestionControl });
 
         if (profileItem.StreamSecurity.IsNullOrEmpty())
         {
@@ -995,9 +991,6 @@ public static class ConfigHandler
         profileItem.Address = profileItem.Address.TrimEx();
         profileItem.Password = profileItem.Password.TrimEx();
         profileItem.Network = profileItem.Network.TrimEx();
-        profileItem.HeaderType = profileItem.HeaderType.TrimEx();
-        profileItem.RequestHost = profileItem.RequestHost.TrimEx();
-        profileItem.Path = profileItem.Path.TrimEx();
         profileItem.StreamSecurity = profileItem.StreamSecurity.TrimEx();
 
         var vlessEncryption = profileItem.GetProtocolExtra().VlessEncryption?.TrimEx();
@@ -1066,7 +1059,7 @@ public static class ConfigHandler
     /// <returns>0 if successful</returns>
     public static async Task<int> AddServerCommon(Config config, ProfileItem profileItem, bool toFile = true)
     {
-        profileItem.ConfigVersion = 3;
+        profileItem.ConfigVersion = 4;
 
         if (profileItem.StreamSecurity.IsNotEmpty())
         {
@@ -1134,6 +1127,8 @@ public static class ConfigHandler
 
         var oProtocolExtra = o.GetProtocolExtra();
         var nProtocolExtra = n.GetProtocolExtra();
+        var oTransport = oProtocolExtra.Transport ?? new TransportExtra();
+        var nTransport = nProtocolExtra.Transport ?? new TransportExtra();
 
         return o.ConfigType == n.ConfigType
                && AreEqual(o.Address, n.Address)
@@ -1144,9 +1139,16 @@ public static class ConfigHandler
                && AreEqual(oProtocolExtra.SsMethod, nProtocolExtra.SsMethod)
                && AreEqual(oProtocolExtra.VmessSecurity, nProtocolExtra.VmessSecurity)
                && AreEqual(o.Network, n.Network)
-               && AreEqual(o.HeaderType, n.HeaderType)
-               && AreEqual(o.RequestHost, n.RequestHost)
-               && AreEqual(o.Path, n.Path)
+               && AreEqual(oTransport.RawHeaderType, nTransport.RawHeaderType)
+               && AreEqual(oTransport.Host, nTransport.Host)
+               && AreEqual(oTransport.Path, nTransport.Path)
+               && AreEqual(oTransport.XhttpMode, nTransport.XhttpMode)
+               && AreEqual(oTransport.XhttpExtra, nTransport.XhttpExtra)
+               && AreEqual(oTransport.GrpcAuthority, nTransport.GrpcAuthority)
+               && AreEqual(oTransport.GrpcServiceName, nTransport.GrpcServiceName)
+               && AreEqual(oTransport.GrpcMode, nTransport.GrpcMode)
+               && AreEqual(oTransport.KcpHeaderType, nTransport.KcpHeaderType)
+               && AreEqual(oTransport.KcpSeed, nTransport.KcpSeed)
                && (o.ConfigType == EConfigType.Trojan || o.StreamSecurity == n.StreamSecurity)
                && AreEqual(oProtocolExtra.Flow, nProtocolExtra.Flow)
                && AreEqual(oProtocolExtra.SalamanderPass, nProtocolExtra.SalamanderPass)

v2rayN/ServiceLib/Handler/Fmt/BaseFmt.cs

@@ -5,6 +5,7 @@ namespace ServiceLib.Handler.Fmt;
 public class BaseFmt
 {
     private static readonly string[] _allowInsecureArray = new[] { "insecure", "allowInsecure", "allow_insecure" };
+    private static string UrlEncodeSafe(string? value) => Utils.UrlEncode(value ?? string.Empty);
 
     protected static string GetIpv6(string address)
     {
@@ -21,6 +22,8 @@ public class BaseFmt
 
     protected static int ToUriQuery(ProfileItem item, string? securityDef, ref Dictionary<string, string> dicQuery)
     {
+        var transport = item.GetTransportExtra();
+
         if (item.StreamSecurity.IsNotEmpty())
         {
             dicQuery.Add("security", item.StreamSecurity);
@@ -87,54 +90,65 @@ public class BaseFmt
             dicQuery.Add("fm", Utils.UrlEncode(finalmask));
         }
 
-        dicQuery.Add("type", item.Network.IsNotEmpty() ? item.Network : nameof(ETransport.tcp));
+        var network = item.GetNetwork();
+        if (!Global.Networks.Contains(network))
+        {
+            network = nameof(ETransport.raw);
+        }
 
-        switch (item.Network)
+        //dicQuery.Add("type", network);
+        dicQuery.Add("type", network == nameof(ETransport.raw) ? Global.RawNetworkAlias : network);
+
+        switch (network)
         {
-            case nameof(ETransport.tcp):
-                dicQuery.Add("headerType", item.HeaderType.IsNotEmpty() ? item.HeaderType : Global.None);
-                if (item.RequestHost.IsNotEmpty())
+            case nameof(ETransport.raw):
+                dicQuery.Add("headerType", transport.RawHeaderType.IsNotEmpty() ? transport.RawHeaderType : Global.None);
+                if (transport.Host.IsNotEmpty())
                 {
-                    dicQuery.Add("host", Utils.UrlEncode(item.RequestHost));
+                    dicQuery.Add("host", UrlEncodeSafe(transport.Host));
+                }
+                if (transport.Path.IsNotEmpty())
+                {
+                    dicQuery.Add("path", UrlEncodeSafe(transport.Path));
                 }
                 break;
 
             case nameof(ETransport.kcp):
-                dicQuery.Add("headerType", item.HeaderType.IsNotEmpty() ? item.HeaderType : Global.None);
-                if (item.Path.IsNotEmpty())
+                dicQuery.Add("headerType", transport.KcpHeaderType.IsNotEmpty() ? transport.KcpHeaderType : Global.None);
+                if (transport.KcpSeed.IsNotEmpty())
                 {
-                    dicQuery.Add("seed", Utils.UrlEncode(item.Path));
+                    dicQuery.Add("seed", UrlEncodeSafe(transport.KcpSeed));
                 }
                 break;
 
             case nameof(ETransport.ws):
             case nameof(ETransport.httpupgrade):
-                if (item.RequestHost.IsNotEmpty())
+                if (transport.Host.IsNotEmpty())
                 {
-                    dicQuery.Add("host", Utils.UrlEncode(item.RequestHost));
+                    dicQuery.Add("host", UrlEncodeSafe(transport.Host));
                 }
-                if (item.Path.IsNotEmpty())
+                if (transport.Path.IsNotEmpty())
                 {
-                    dicQuery.Add("path", Utils.UrlEncode(item.Path));
+                    dicQuery.Add("path", UrlEncodeSafe(transport.Path));
                 }
                 break;
 
             case nameof(ETransport.xhttp):
-                if (item.RequestHost.IsNotEmpty())
+                if (transport.Host.IsNotEmpty())
                 {
-                    dicQuery.Add("host", Utils.UrlEncode(item.RequestHost));
+                    dicQuery.Add("host", UrlEncodeSafe(transport.Host));
                 }
-                if (item.Path.IsNotEmpty())
+                if (transport.Path.IsNotEmpty())
                 {
-                    dicQuery.Add("path", Utils.UrlEncode(item.Path));
+                    dicQuery.Add("path", UrlEncodeSafe(transport.Path));
                 }
-                if (item.HeaderType.IsNotEmpty() && Global.XhttpMode.Contains(item.HeaderType))
+                if (transport.XhttpMode.IsNotEmpty() && Global.XhttpMode.Contains(transport.XhttpMode))
                 {
-                    dicQuery.Add("mode", Utils.UrlEncode(item.HeaderType));
+                    dicQuery.Add("mode", UrlEncodeSafe(transport.XhttpMode));
                 }
-                if (item.Extra.IsNotEmpty())
+                if (transport.XhttpExtra.IsNotEmpty())
                 {
-                    var node = JsonUtils.ParseJson(item.Extra);
+                    var node = JsonUtils.ParseJson(transport.XhttpExtra);
                     var extra = node != null
                         ? JsonUtils.Serialize(node, new JsonSerializerOptions
                         {
@@ -142,38 +156,19 @@ public class BaseFmt
                             DefaultIgnoreCondition = JsonIgnoreCondition.Never,
                             Encoder = JavaScriptEncoder.UnsafeRelaxedJsonEscaping
                         })
-                        : item.Extra;
-                    dicQuery.Add("extra", Utils.UrlEncode(extra));
+                        : transport.XhttpExtra;
+                    dicQuery.Add("extra", UrlEncodeSafe(extra));
                 }
                 break;
 
-            case nameof(ETransport.http):
-            case nameof(ETransport.h2):
-                dicQuery["type"] = nameof(ETransport.http);
-                if (item.RequestHost.IsNotEmpty())
-                {
-                    dicQuery.Add("host", Utils.UrlEncode(item.RequestHost));
-                }
-                if (item.Path.IsNotEmpty())
-                {
-                    dicQuery.Add("path", Utils.UrlEncode(item.Path));
-                }
-                break;
-
-            case nameof(ETransport.quic):
-                dicQuery.Add("headerType", item.HeaderType.IsNotEmpty() ? item.HeaderType : Global.None);
-                dicQuery.Add("quicSecurity", Utils.UrlEncode(item.RequestHost));
-                dicQuery.Add("key", Utils.UrlEncode(item.Path));
-                break;
-
             case nameof(ETransport.grpc):
-                if (item.Path.IsNotEmpty())
+                if (transport.GrpcServiceName.IsNotEmpty())
                 {
-                    dicQuery.Add("authority", Utils.UrlEncode(item.RequestHost));
-                    dicQuery.Add("serviceName", Utils.UrlEncode(item.Path));
-                    if (item.HeaderType is Global.GrpcGunMode or Global.GrpcMultiMode)
+                    dicQuery.Add("authority", UrlEncodeSafe(transport.GrpcAuthority));
+                    dicQuery.Add("serviceName", UrlEncodeSafe(transport.GrpcServiceName));
+                    if (transport.GrpcMode is Global.GrpcGunMode or Global.GrpcMultiMode)
                     {
-                        dicQuery.Add("mode", Utils.UrlEncode(item.HeaderType));
+                        dicQuery.Add("mode", UrlEncodeSafe(transport.GrpcMode));
                     }
                 }
                 break;
@@ -216,6 +211,8 @@ public class BaseFmt
 
     protected static int ResolveUriQuery(NameValueCollection query, ref ProfileItem item)
     {
+        var transport = item.GetTransportExtra();
+
         item.StreamSecurity = GetQueryValue(query, "security");
         item.Sni = GetQueryValue(query, "sni");
         item.Alpn = GetQueryDecoded(query, "alpn");
@@ -258,36 +255,54 @@ public class BaseFmt
             item.AllowInsecure = string.Empty;
         }
 
-        item.Network = GetQueryValue(query, "type", nameof(ETransport.tcp));
+        var net = GetQueryValue(query, "type", nameof(ETransport.raw));
+        if (net == Global.RawNetworkAlias)
+        {
+            net = nameof(ETransport.raw);
+        }
+        if (!Global.Networks.Contains(net))
+        {
+            net = nameof(ETransport.raw);
+        }
+
+        item.Network = net;
         switch (item.Network)
         {
-            case nameof(ETransport.tcp):
-                item.HeaderType = GetQueryValue(query, "headerType", Global.None);
-                item.RequestHost = GetQueryDecoded(query, "host");
+            case nameof(ETransport.raw):
+                transport = transport with
+                {
+                    RawHeaderType = GetQueryValue(query, "headerType", Global.None),
+                    Host = GetQueryDecoded(query, "host"),
+                    Path = GetQueryDecoded(query, "path"),
+                };
                 break;
 
             case nameof(ETransport.kcp):
-                item.HeaderType = GetQueryValue(query, "headerType", Global.None);
-                item.Path = GetQueryDecoded(query, "seed");
+                var kcpSeed = GetQueryDecoded(query, "seed");
+                transport = transport with
+                {
+                    KcpHeaderType = GetQueryValue(query, "headerType", Global.None),
+                    KcpSeed = kcpSeed,
+                };
                 break;
 
             case nameof(ETransport.ws):
             case nameof(ETransport.httpupgrade):
-                item.RequestHost = GetQueryDecoded(query, "host");
-                item.Path = GetQueryDecoded(query, "path", "/");
+                transport = transport with
+                {
+                    Host = GetQueryDecoded(query, "host"),
+                    Path = GetQueryDecoded(query, "path", "/"),
+                };
                 break;
 
             case nameof(ETransport.xhttp):
-                item.RequestHost = GetQueryDecoded(query, "host");
-                item.Path = GetQueryDecoded(query, "path", "/");
-                item.HeaderType = GetQueryDecoded(query, "mode");
-                var extraDecoded = GetQueryDecoded(query, "extra");
-                if (extraDecoded.IsNotEmpty())
+                var xhttpExtra = GetQueryDecoded(query, "extra");
+                if (xhttpExtra.IsNotEmpty())
                 {
-                    var node = JsonUtils.ParseJson(extraDecoded);
+                    var node = JsonUtils.ParseJson(xhttpExtra);
                     if (node != null)
                     {
-                        extraDecoded = JsonUtils.Serialize(node, new JsonSerializerOptions
+                        xhttpExtra = JsonUtils.Serialize(node, new JsonSerializerOptions
                         {
                             WriteIndented = true,
                             DefaultIgnoreCondition = JsonIgnoreCondition.Never,
@@ -295,31 +310,32 @@ public class BaseFmt
                         });
                     }
                 }
-                item.Extra = extraDecoded;
-                break;
 
-            case nameof(ETransport.http):
-            case nameof(ETransport.h2):
-                item.Network = nameof(ETransport.h2);
-                item.RequestHost = GetQueryDecoded(query, "host");
-                item.Path = GetQueryDecoded(query, "path", "/");
-                break;
-
-            case nameof(ETransport.quic):
-                item.HeaderType = GetQueryValue(query, "headerType", Global.None);
-                item.RequestHost = GetQueryValue(query, "quicSecurity", Global.None);
-                item.Path = GetQueryDecoded(query, "key");
+                transport = transport with
+                {
+                    Host = GetQueryDecoded(query, "host"),
+                    Path = GetQueryDecoded(query, "path", "/"),
+                    XhttpMode = GetQueryDecoded(query, "mode"),
+                    XhttpExtra = xhttpExtra,
+                };
                 break;
 
             case nameof(ETransport.grpc):
-                item.RequestHost = GetQueryDecoded(query, "authority");
-                item.Path = GetQueryDecoded(query, "serviceName");
-                item.HeaderType = GetQueryDecoded(query, "mode", Global.GrpcGunMode);
+                transport = transport with
+                {
+                    GrpcAuthority = GetQueryDecoded(query, "authority"),
+                    GrpcServiceName = GetQueryDecoded(query, "serviceName"),
+                    GrpcMode = GetQueryDecoded(query, "mode", Global.GrpcGunMode),
+                };
                 break;
 
             default:
+                item.Network = nameof(ETransport.raw);
                 break;
         }
+
+        item.SetTransportExtra(transport);
+
         return 0;
     }
 

v2rayN/ServiceLib/Handler/Fmt/ShadowsocksFmt.cs

@@ -42,31 +42,28 @@ public class ShadowsocksFmt : BaseFmt
         //url = Utile.Base64Encode(url);
         //new Sip002
         var pw = Utils.Base64Encode($"{item.GetProtocolExtra().SsMethod}:{item.Password}", true);
+        var transport = item.GetTransportExtra();
 
         // plugin
         var plugin = string.Empty;
         var pluginArgs = string.Empty;
 
-        if (item.Network == nameof(ETransport.tcp) && item.HeaderType == Global.TcpHeaderHttp)
+        if (item.Network == nameof(ETransport.raw) && transport.RawHeaderType == Global.RawHeaderHttp)
         {
             plugin = "obfs-local";
-            pluginArgs = $"obfs=http;obfs-host={item.RequestHost};";
+            pluginArgs = $"obfs=http;obfs-host={transport.Host};";
         }
         else
         {
             if (item.Network == nameof(ETransport.ws))
             {
                 pluginArgs += "mode=websocket;";
-                pluginArgs += $"host={item.RequestHost};";
+                pluginArgs += $"host={transport.Host};";
                 // https://github.com/shadowsocks/v2ray-plugin/blob/e9af1cdd2549d528deb20a4ab8d61c5fbe51f306/args.go#L172
                 // Equal signs and commas [and backslashes] must be escaped with a backslash.
-                var path = item.Path.Replace("\\", "\\\\").Replace("=", "\\=").Replace(",", "\\,");
+                var path = (transport.Path ?? string.Empty).Replace("\\", "\\\\").Replace("=", "\\=").Replace(",", "\\,");
                 pluginArgs += $"path={path};";
             }
-            else if (item.Network == nameof(ETransport.quic))
-            {
-                pluginArgs += "mode=quic;";
-            }
             if (item.StreamSecurity == Global.StreamSecurity)
             {
                 pluginArgs += "tls;";
@@ -213,8 +210,11 @@ public class ShadowsocksFmt : BaseFmt
                 {
                     obfsHost = obfsHost.Replace("obfs-host=", "");
                     item.Network = Global.DefaultNetwork;
-                    item.HeaderType = Global.TcpHeaderHttp;
-                    item.RequestHost = obfsHost;
+                    item.SetTransportExtra(item.GetTransportExtra() with
+                    {
+                        RawHeaderType = Global.RawHeaderHttp,
+                        Host = obfsHost,
+                    });
                 }
             }
             // Parse v2ray-plugin
@@ -231,21 +231,20 @@ public class ShadowsocksFmt : BaseFmt
                 if (modeValue == "websocket")
                 {
                     item.Network = nameof(ETransport.ws);
+                    var t = item.GetTransportExtra();
                     if (!host.IsNullOrEmpty())
                     {
-                        item.RequestHost = host.Replace("host=", "");
-                        item.Sni = item.RequestHost;
+                        var wsHost = host.Replace("host=", "");
+                        t = t with { Host = wsHost };
+                        item.Sni = wsHost;
                     }
                     if (!path.IsNullOrEmpty())
                     {
                         var pathValue = path.Replace("path=", "");
                         pathValue = pathValue.Replace("\\=", "=").Replace("\\,", ",").Replace("\\\\", "\\");
-                        item.Path = pathValue;
+                        t = t with { Path = pathValue };
                     }
-                }
-                else if (modeValue == "quic")
-                {
-                    item.Network = nameof(ETransport.quic);
+                    item.SetTransportExtra(t);
                 }
 
                 if (hasTls)

v2rayN/ServiceLib/Handler/Fmt/VmessFmt.cs

@@ -26,6 +26,7 @@ public class VmessFmt : BaseFmt
 
         var vmessQRCode = new VmessQRCode
         {
+            // vmess link keeps shared transport keys; map from new transport model on export.
             v = 2,
             ps = item.Remarks.TrimEx(),
             add = item.Address,
@@ -33,10 +34,34 @@ public class VmessFmt : BaseFmt
             id = item.Password,
             aid = int.TryParse(item.GetProtocolExtra()?.AlterId, out var result) ? result : 0,
             scy = item.GetProtocolExtra().VmessSecurity ?? "",
-            net = item.Network,
-            type = item.HeaderType,
-            host = item.RequestHost,
-            path = item.Path,
+            net = item.GetNetwork() == nameof(ETransport.raw) ? Global.RawNetworkAlias : item.Network,
+            type = item.GetNetwork() switch
+            {
+                nameof(ETransport.raw) => item.GetTransportExtra().RawHeaderType,
+                nameof(ETransport.kcp) => item.GetTransportExtra().KcpHeaderType,
+                nameof(ETransport.xhttp) => item.GetTransportExtra().XhttpMode,
+                nameof(ETransport.grpc) => item.GetTransportExtra().GrpcMode,
+                _ => Global.None,
+            },
+            host = item.GetNetwork() switch
+            {
+                nameof(ETransport.raw) => item.GetTransportExtra().Host,
+                nameof(ETransport.ws) => item.GetTransportExtra().Host,
+                nameof(ETransport.httpupgrade) => item.GetTransportExtra().Host,
+                nameof(ETransport.xhttp) => item.GetTransportExtra().Host,
+                nameof(ETransport.grpc) => item.GetTransportExtra().GrpcAuthority,
+                _ => null,
+            },
+            path = item.GetNetwork() switch
+            {
+                nameof(ETransport.raw) => item.GetTransportExtra().Path,
+                nameof(ETransport.kcp) => item.GetTransportExtra().KcpSeed,
+                nameof(ETransport.ws) => item.GetTransportExtra().Path,
+                nameof(ETransport.httpupgrade) => item.GetTransportExtra().Path,
+                nameof(ETransport.xhttp) => item.GetTransportExtra().Path,
+                nameof(ETransport.grpc) => item.GetTransportExtra().GrpcServiceName,
+                _ => null,
+            },
             tls = item.StreamSecurity,
             sni = item.Sni,
             alpn = item.Alpn,
@@ -70,7 +95,10 @@ public class VmessFmt : BaseFmt
         }
 
         item.Network = Global.DefaultNetwork;
-        item.HeaderType = Global.None;
+        var transport = new TransportExtra
+        {
+            RawHeaderType = Global.None,
+        };
 
         //item.ConfigVersion = vmessQRCode.v;
         item.Remarks = Utils.ToString(vmessQRCode.ps);
@@ -84,15 +112,30 @@ public class VmessFmt : BaseFmt
         });
         if (vmessQRCode.net.IsNotEmpty())
         {
-            item.Network = vmessQRCode.net;
+            item.Network = vmessQRCode.net == Global.RawNetworkAlias ? nameof(ETransport.raw) : vmessQRCode.net;
         }
         if (vmessQRCode.type.IsNotEmpty())
         {
-            item.HeaderType = vmessQRCode.type;
+            transport = item.GetNetwork() switch
+            {
+                nameof(ETransport.raw) => transport with { RawHeaderType = vmessQRCode.type },
+                nameof(ETransport.kcp) => transport with { KcpHeaderType = vmessQRCode.type },
+                nameof(ETransport.xhttp) => transport with { XhttpMode = vmessQRCode.type },
+                nameof(ETransport.grpc) => transport with { GrpcMode = vmessQRCode.type },
+                _ => transport,
+            };
         }
-
-        item.RequestHost = Utils.ToString(vmessQRCode.host);
-        item.Path = Utils.ToString(vmessQRCode.path);
+        transport = item.GetNetwork() switch
+        {
+            nameof(ETransport.raw) => transport with { Host = Utils.ToString(vmessQRCode.host), Path = Utils.ToString(vmessQRCode.path) },
+            nameof(ETransport.kcp) => transport with { KcpSeed = Utils.ToString(vmessQRCode.path) },
+            nameof(ETransport.ws) => transport with { Host = Utils.ToString(vmessQRCode.host), Path = Utils.ToString(vmessQRCode.path) },
+            nameof(ETransport.httpupgrade) => transport with { Host = Utils.ToString(vmessQRCode.host), Path = Utils.ToString(vmessQRCode.path) },
+            nameof(ETransport.xhttp) => transport with { Host = Utils.ToString(vmessQRCode.host), Path = Utils.ToString(vmessQRCode.path) },
+            nameof(ETransport.grpc) => transport with { GrpcAuthority = Utils.ToString(vmessQRCode.host), GrpcServiceName = Utils.ToString(vmessQRCode.path) },
+            _ => transport,
+        };
+        item.SetTransportExtra(transport);
         item.StreamSecurity = Utils.ToString(vmessQRCode.tls);
         item.Sni = Utils.ToString(vmessQRCode.sni);
         item.Alpn = Utils.ToString(vmessQRCode.alpn);
@@ -122,7 +165,7 @@ public class VmessFmt : BaseFmt
 
         item.SetProtocolExtra(new ProtocolExtraItem
         {
-            VmessSecurity = "auto",
+            VmessSecurity = Global.DefaultSecurity,
         });
 
         var query = Utils.ParseQueryString(url.Query);

v2rayN/ServiceLib/Manager/AppManager.cs

@@ -309,8 +309,15 @@ public sealed class AppManager
 
     public async Task MigrateProfileExtra()
     {
-        await MigrateProfileExtraGroup();
+        await MigrateProfileExtraGroupV2ToV3();
 
+        await MigrateProfileExtraV2ToV3();
+
+        await MigrateProfileTransportV3ToV4();
+    }
+
+    private async Task MigrateProfileExtraV2ToV3()
+    {
         const int pageSize = 100;
         var offset = 0;
 
@@ -326,7 +333,7 @@ public sealed class AppManager
                 break;
             }
 
-            var batchSuccessCount = await MigrateProfileExtraSub(batch);
+            var batchSuccessCount = await MigrateProfileExtraV2ToV3Sub(batch);
 
             // Only increment offset by the number of failed items that remain in the result set
             // Successfully updated items are automatically excluded from future queries due to ConfigVersion = 3
@@ -336,7 +343,121 @@ public sealed class AppManager
         //await ProfileGroupItemManager.Instance.ClearAll();
     }
 
-    private async Task<int> MigrateProfileExtraSub(List<ProfileItem> batch)
+    private async Task MigrateProfileTransportV3ToV4()
+    {
+        const int pageSize = 100;
+        var offset = 0;
+
+        while (true)
+        {
+            var sql = $"SELECT * FROM ProfileItem WHERE ConfigVersion = 3 LIMIT {pageSize} OFFSET {offset}";
+            var batch = await SQLiteHelper.Instance.QueryAsync<ProfileItem>(sql);
+            if (batch is null || batch.Count == 0)
+            {
+                break;
+            }
+
+            var updateProfileItems = new List<ProfileItem>();
+            foreach (var item in batch)
+            {
+                try
+                {
+                    if (item.Network == Global.RawNetworkAlias)
+                    {
+                        item.Network = nameof(ETransport.raw);
+                    }
+                    var extra = item.GetProtocolExtra();
+                    var transport = extra.Transport ?? new TransportExtra();
+                    var network = item.GetNetwork();
+
+                    switch (network)
+                    {
+                        case nameof(ETransport.raw):
+                            transport = transport with
+                            {
+                                RawHeaderType = item.HeaderType.NullIfEmpty(),
+                                Host = item.RequestHost.NullIfEmpty(),
+                                Path = item.Path.NullIfEmpty(),
+                            };
+                            break;
+
+                        case nameof(ETransport.ws):
+                        case nameof(ETransport.httpupgrade):
+                            transport = transport with
+                            {
+                                Host = item.RequestHost.NullIfEmpty(),
+                                Path = item.Path.NullIfEmpty(),
+                            };
+                            break;
+
+                        case nameof(ETransport.xhttp):
+                            transport = transport with
+                            {
+                                Host = item.RequestHost.NullIfEmpty(),
+                                Path = item.Path.NullIfEmpty(),
+                                XhttpMode = item.HeaderType.NullIfEmpty(),
+                                XhttpExtra = item.Extra.NullIfEmpty(),
+                            };
+                            break;
+
+                        case nameof(ETransport.grpc):
+                            transport = transport with
+                            {
+                                GrpcAuthority = item.RequestHost.NullIfEmpty(),
+                                GrpcServiceName = item.Path.NullIfEmpty(),
+                                GrpcMode = item.HeaderType.NullIfEmpty(),
+                            };
+                            break;
+
+                        case nameof(ETransport.kcp):
+                            transport = transport with
+                            {
+                                KcpHeaderType = item.HeaderType.NullIfEmpty(),
+                                KcpSeed = item.Path.NullIfEmpty(),
+                            };
+                            break;
+
+                        default:
+                            item.Network = Global.DefaultNetwork;
+                            transport = transport with
+                            {
+                                RawHeaderType = item.HeaderType.NullIfEmpty(),
+                                Host = item.RequestHost.NullIfEmpty(),
+                            };
+                            break;
+                    }
+
+                    item.SetProtocolExtra(extra with { Transport = transport });
+                    item.ConfigVersion = 4;
+                    updateProfileItems.Add(item);
+                }
+                catch (Exception ex)
+                {
+                    Logging.SaveLog($"MigrateProfileTransportV3ToV4 Error: {ex}");
+                }
+            }
+
+            if (updateProfileItems.Count > 0)
+            {
+                try
+                {
+                    var count = await SQLiteHelper.Instance.UpdateAllAsync(updateProfileItems);
+                    offset += batch.Count - count;
+                }
+                catch (Exception ex)
+                {
+                    Logging.SaveLog($"MigrateProfileTransportV3ToV4 update error: {ex}");
+                    offset += batch.Count;
+                }
+            }
+            else
+            {
+                offset += batch.Count;
+            }
+        }
+    }
+
+    private async Task<int> MigrateProfileExtraV2ToV3Sub(List<ProfileItem> batch)
     {
         var updateProfileItems = new List<ProfileItem>();
 
@@ -434,7 +555,7 @@ public sealed class AppManager
         }
     }
 
-    private async Task<bool> MigrateProfileExtraGroup()
+    private async Task<bool> MigrateProfileExtraGroupV2ToV3()
     {
         var list = await SQLiteHelper.Instance.TableAsync<ProfileGroupItem>().ToListAsync();
         var groupItems = new ConcurrentDictionary<string, ProfileGroupItem>(list.Where(t => !string.IsNullOrEmpty(t.IndexId)).ToDictionary(t => t.IndexId!));

v2rayN/ServiceLib/Models/ConfigItems.cs

@@ -15,6 +15,8 @@ public class CoreBasicItem
 
     public string DefUserAgent { get; set; }
 
+    public string? SendThrough { get; set; }
+
     public bool EnableFragment { get; set; }
 
     public bool EnableCacheFile4Sbox { get; set; } = true;

v2rayN/ServiceLib/Models/ProfileItem.cs

@@ -9,7 +9,7 @@ public class ProfileItem
     {
         IndexId = string.Empty;
         ConfigType = EConfigType.VMess;
-        ConfigVersion = 3;
+        ConfigVersion = 4;
         Subid = string.Empty;
         Address = string.Empty;
         Port = 0;
@@ -17,9 +17,6 @@ public class ProfileItem
         Username = string.Empty;
         Network = string.Empty;
         Remarks = string.Empty;
-        HeaderType = string.Empty;
-        RequestHost = string.Empty;
-        Path = string.Empty;
         StreamSecurity = string.Empty;
         AllowInsecure = string.Empty;
     }
@@ -142,6 +139,16 @@ public class ProfileItem
         return _protocolExtraCache ??= JsonUtils.Deserialize<ProtocolExtraItem>(ProtoExtra) ?? new ProtocolExtraItem();
     }
 
+    public TransportExtra GetTransportExtra()
+    {
+        return GetProtocolExtra().Transport ?? new TransportExtra();
+    }
+
+    public void SetTransportExtra(TransportExtra transportExtra)
+    {
+        SetProtocolExtra(GetProtocolExtra() with { Transport = transportExtra });
+    }
+
     #endregion function
 
     [PrimaryKey]
@@ -160,8 +167,11 @@ public class ProfileItem
     public string Password { get; set; }
     public string Username { get; set; }
     public string Network { get; set; }
+    [Obsolete("Use TransportExtra.RawHeaderType/XhttpMode/GrpcMode/KcpHeaderType instead.")]
     public string HeaderType { get; set; }
+    [Obsolete("Use TransportExtra.Host/GrpcAuthority instead.")]
     public string RequestHost { get; set; }
+    [Obsolete("Use TransportExtra.Path/GrpcServiceName/KcpSeed instead.")]
     public string Path { get; set; }
     public string StreamSecurity { get; set; }
     public string AllowInsecure { get; set; }
@@ -172,6 +182,7 @@ public class ProfileItem
     public string ShortId { get; set; }
     public string SpiderX { get; set; }
     public string Mldsa65Verify { get; set; }
+    [Obsolete("Use TransportExtra.XhttpExtra instead.")]
     public string Extra { get; set; }
     public bool? MuxEnabled { get; set; }
     public string Cert { get; set; }

v2rayN/ServiceLib/Models/ProtocolExtraItem.cs

@@ -2,6 +2,8 @@ namespace ServiceLib.Models;
 
 public record ProtocolExtraItem
 {
+    public TransportExtra? Transport { get; init; }
+
     public bool? Uot { get; init; }
     public string? CongestionControl { get; init; }
 

v2rayN/ServiceLib/Models/TransportExtra.cs

@@ -0,0 +1,18 @@
+namespace ServiceLib.Models;
+
+public record TransportExtra
+{
+    public string? RawHeaderType { get; init; }
+
+    public string? Host { get; init; }
+    public string? Path { get; init; }
+    public string? XhttpMode { get; init; }
+    public string? XhttpExtra { get; init; }
+
+    public string? GrpcAuthority { get; init; }
+    public string? GrpcServiceName { get; init; }
+    public string? GrpcMode { get; init; }
+
+    public string? KcpHeaderType { get; init; }
+    public string? KcpSeed { get; init; }
+}

v2rayN/ServiceLib/Models/V2rayConfig.cs

@@ -105,6 +105,8 @@ public class Outbounds4Ray
 
     public string protocol { get; set; }
 
+    public string? sendThrough { get; set; }
+
     public string? targetStrategy { get; set; }
 
     public Outboundsettings4Ray settings { get; set; }
@@ -317,7 +319,7 @@ public class StreamSettings4Ray
 
     public TlsSettings4Ray? tlsSettings { get; set; }
 
-    public TcpSettings4Ray? tcpSettings { get; set; }
+    public RawSettings4Ray? rawSettings { get; set; }
 
     public KcpSettings4Ray? kcpSettings { get; set; }
 
@@ -371,7 +373,7 @@ public class CertificateSettings4Ray
     public string? usage { get; set; }
 }
 
-public class TcpSettings4Ray
+public class RawSettings4Ray
 {
     public Header4Ray header { get; set; }
 }

v2rayN/ServiceLib/Resx/ResUI.Designer.cs

@@ -222,6 +222,15 @@ namespace ServiceLib.Resx {
             }
         }
         
+        /// <summary>
+        ///   查找类似 Please fill in the correct IPv4 address for SendThrough. 的本地化字符串。
+        /// </summary>
+        public static string FillCorrectSendThroughIPv4 {
+            get {
+                return ResourceManager.GetString("FillCorrectSendThroughIPv4", resourceCulture);
+            }
+        }
+        
         /// <summary>
         ///   查找类似 Please enter the correct port format. 的本地化字符串。
         /// </summary>
@@ -2661,6 +2670,15 @@ namespace ServiceLib.Resx {
             }
         }
         
+        /// <summary>
+        ///   查找类似 Camouflage domain 的本地化字符串。
+        /// </summary>
+        public static string TbCamouflageDomain {
+            get {
+                return ResourceManager.GetString("TbCamouflageDomain", resourceCulture);
+            }
+        }
+        
         /// <summary>
         ///   查找类似 Cancel 的本地化字符串。
         /// </summary>
@@ -3078,6 +3096,15 @@ namespace ServiceLib.Resx {
             }
         }
         
+        /// <summary>
+        ///   查找类似 Host 的本地化字符串。
+        /// </summary>
+        public static string TbHost {
+            get {
+                return ResourceManager.GetString("TbHost", resourceCulture);
+            }
+        }
+        
         /// <summary>
         ///   查找类似 ICMP routing policy 的本地化字符串。
         /// </summary>
@@ -3384,15 +3411,6 @@ namespace ServiceLib.Resx {
             }
         }
         
-        /// <summary>
-        ///   查找类似 Camouflage domain(host) 的本地化字符串。
-        /// </summary>
-        public static string TbRequestHost {
-            get {
-                return ResourceManager.GetString("TbRequestHost", resourceCulture);
-            }
-        }
-        
         /// <summary>
         ///   查找类似 Reserved (2,3,4) 的本地化字符串。
         /// </summary>
@@ -3763,7 +3781,7 @@ namespace ServiceLib.Resx {
         }
         
         /// <summary>
-        ///   查找类似 This parameter is valid only for tcp/http and ws 的本地化字符串。
+        ///   查找类似 This parameter is valid only for raw/http and ws 的本地化字符串。
         /// </summary>
         public static string TbSettingsDefUserAgentTips {
             get {
@@ -4149,6 +4167,24 @@ namespace ServiceLib.Resx {
             }
         }
         
+        /// <summary>
+        ///   查找类似 Local outbound address (SendThrough) 的本地化字符串。
+        /// </summary>
+        public static string TbSettingsSendThrough {
+            get {
+                return ResourceManager.GetString("TbSettingsSendThrough", resourceCulture);
+            }
+        }
+        
+        /// <summary>
+        ///   查找类似 For multi-interface environments, enter the local machine&apos;s IPv4 address 的本地化字符串。
+        /// </summary>
+        public static string TbSettingsSendThroughTip {
+            get {
+                return ResourceManager.GetString("TbSettingsSendThroughTip", resourceCulture);
+            }
+        }
+        
         /// <summary>
         ///   查找类似 Set Win10 UWP Loopback 的本地化字符串。
         /// </summary>
@@ -4627,7 +4663,7 @@ namespace ServiceLib.Resx {
         }
         
         /// <summary>
-        ///   查找类似 *Default value tcp 的本地化字符串。
+        ///   查找类似 *Default value raw 的本地化字符串。
         /// </summary>
         public static string TipNetwork {
             get {
@@ -4654,47 +4690,47 @@ namespace ServiceLib.Resx {
         }
         
         /// <summary>
-        ///   查找类似 *tcp camouflage type 的本地化字符串。
+        ///   查找类似 raw camouflage type 的本地化字符串。
         /// </summary>
-        public static string TransportHeaderTypeTip1 {
+        public static string TransportHeaderType1 {
             get {
-                return ResourceManager.GetString("TransportHeaderTypeTip1", resourceCulture);
+                return ResourceManager.GetString("TransportHeaderType1", resourceCulture);
             }
         }
         
         /// <summary>
-        ///   查找类似 *kcp camouflage type 的本地化字符串。
+        ///   查找类似 kcp camouflage type 的本地化字符串。
         /// </summary>
-        public static string TransportHeaderTypeTip2 {
+        public static string TransportHeaderType2 {
             get {
-                return ResourceManager.GetString("TransportHeaderTypeTip2", resourceCulture);
+                return ResourceManager.GetString("TransportHeaderType2", resourceCulture);
             }
         }
         
         /// <summary>
-        ///   查找类似 *QUIC camouflage type 的本地化字符串。
+        ///   查找类似 QUIC camouflage type 的本地化字符串。
         /// </summary>
-        public static string TransportHeaderTypeTip3 {
+        public static string TransportHeaderType3 {
             get {
-                return ResourceManager.GetString("TransportHeaderTypeTip3", resourceCulture);
+                return ResourceManager.GetString("TransportHeaderType3", resourceCulture);
             }
         }
         
         /// <summary>
-        ///   查找类似 *grpc mode 的本地化字符串。
+        ///   查找类似 gRPC mode 的本地化字符串。
         /// </summary>
-        public static string TransportHeaderTypeTip4 {
+        public static string TransportHeaderType4 {
             get {
-                return ResourceManager.GetString("TransportHeaderTypeTip4", resourceCulture);
+                return ResourceManager.GetString("TransportHeaderType4", resourceCulture);
             }
         }
         
         /// <summary>
-        ///   查找类似 *xhttp mode 的本地化字符串。
+        ///   查找类似 xhttp mode 的本地化字符串。
         /// </summary>
-        public static string TransportHeaderTypeTip5 {
+        public static string TransportHeaderType5 {
             get {
-                return ResourceManager.GetString("TransportHeaderTypeTip5", resourceCulture);
+                return ResourceManager.GetString("TransportHeaderType5", resourceCulture);
             }
         }
         
@@ -4726,7 +4762,7 @@ namespace ServiceLib.Resx {
         }
         
         /// <summary>
-        ///   查找类似 *grpc service name 的本地化字符串。
+        ///   查找类似 gRPC service name 的本地化字符串。
         /// </summary>
         public static string TransportPathTip4 {
             get {
@@ -4780,7 +4816,7 @@ namespace ServiceLib.Resx {
         }
         
         /// <summary>
-        ///   查找类似 *grpc Authority 的本地化字符串。
+        ///   查找类似 gRPC Authority 的本地化字符串。
         /// </summary>
         public static string TransportRequestHostTip5 {
             get {

v2rayN/ServiceLib/Resx/ResUI.fa-Ir.resx

@@ -343,7 +343,7 @@
     <value>*QUIC key/Kcp seed</value>
   </data>
   <data name="TransportPathTip4" xml:space="preserve">
-    <value>*grpc serviceName</value>
+    <value>gRPC serviceName</value>
   </data>
   <data name="TransportRequestHostTip1" xml:space="preserve">
     <value>*هاست http جدا شده با کاما (،)</value>
@@ -357,17 +357,17 @@
   <data name="TransportRequestHostTip4" xml:space="preserve">
     <value>*QUIC securty</value>
   </data>
-  <data name="TransportHeaderTypeTip1" xml:space="preserve">
-    <value>*tcp camouflage type</value>
+  <data name="TransportHeaderType1" xml:space="preserve">
+    <value>raw camouflage type</value>
   </data>
-  <data name="TransportHeaderTypeTip2" xml:space="preserve">
-    <value>*kcp camouflage type</value>
+  <data name="TransportHeaderType2" xml:space="preserve">
+    <value>kcp camouflage type</value>
   </data>
-  <data name="TransportHeaderTypeTip3" xml:space="preserve">
-    <value>*QUIC camouflage type</value>
+  <data name="TransportHeaderType3" xml:space="preserve">
+    <value>QUIC camouflage type</value>
   </data>
-  <data name="TransportHeaderTypeTip4" xml:space="preserve">
-    <value>*حالت grpc</value>
+  <data name="TransportHeaderType4" xml:space="preserve">
+    <value>حالت grpc</value>
   </data>
   <data name="LvTLS" xml:space="preserve">
     <value>TLS</value>
@@ -606,9 +606,6 @@
   <data name="TbRemarks" xml:space="preserve">
     <value>نام مستعار (ملاحظات)</value>
   </data>
-  <data name="TbRequestHost" xml:space="preserve">
-    <value>Camouflage domain(host)</value>
-  </data>
   <data name="TbSecurity" xml:space="preserve">
     <value>روش رمزگذاری (امنیتی)</value>
   </data>
@@ -619,7 +616,7 @@
     <value>TLS</value>
   </data>
   <data name="TipNetwork" xml:space="preserve">
-    <value>*مقدار پیش فرض tcp</value>
+    <value>*مقدار پیش فرض raw</value>
   </data>
   <data name="TbCoreType" xml:space="preserve">
     <value>نوع هسته</value>
@@ -937,7 +934,7 @@
     <value>User-Agent</value>
   </data>
   <data name="TbSettingsDefUserAgentTips" xml:space="preserve">
-    <value>این پارامتر فقط برای tcp/http و ws معتبر است</value>
+    <value>این پارامتر فقط برای raw/http و ws معتبر است</value>
   </data>
   <data name="TbSettingsCurrentFontFamily" xml:space="preserve">
     <value>FontFamily (نیاز به راه اندازی مجدد)</value>
@@ -1102,7 +1099,7 @@
     <value>پایان تست...</value>
   </data>
   <data name="TransportRequestHostTip5" xml:space="preserve">
-    <value>*grpc Authority</value>
+    <value>RPC Authority</value>
   </data>
   <data name="menuAddHttpServer" xml:space="preserve">
     <value>افزودن سرور [HTTP]</value>
@@ -1320,8 +1317,8 @@
   <data name="TbSettingsLinuxSudoPasswordTip" xml:space="preserve">
     <value>The password will be validated via the command line. If a validation error causes the application to malfunction, please restart the application. The password will not be stored and must be entered again after each restart.</value>
   </data>
-  <data name="TransportHeaderTypeTip5" xml:space="preserve">
-    <value>*حالت xhttp</value>
+  <data name="TransportHeaderType5" xml:space="preserve">
+    <value>حالت xhttp</value>
   </data>
   <data name="TransportExtraTip" xml:space="preserve">
     <value>جیسون خام XHTTP Extra, فرمت: { XHTTPObject }</value>
@@ -1698,4 +1695,13 @@ The "Get Certificate" action may fail if a self-signed certificate is used or if
   <data name="TbLegacyProtect" xml:space="preserve">
     <value>Legacy TUN Protect</value>
   </data>
+  <data name="TbSettingsSendThroughTip" xml:space="preserve">
+    <value>For multi-interface environments, enter the local machine's IPv4 address</value>
+  </data>
+  <data name="TbCamouflageDomain" xml:space="preserve">
+    <value>Camouflage domain</value>
+  </data>
+  <data name="TbHost" xml:space="preserve">
+    <value>Host</value>
+  </data>
 </root>

v2rayN/ServiceLib/Resx/ResUI.fr.resx

@@ -343,7 +343,7 @@
     <value>*clé de chiffrement QUIC</value>
   </data>
   <data name="TransportPathTip4" xml:space="preserve">
-    <value>*nom de service gRPC</value>
+    <value>nom de service gRPC</value>
   </data>
   <data name="TransportRequestHostTip1" xml:space="preserve">
     <value>*hôte http, séparés par des virgules (,)</value>
@@ -357,17 +357,17 @@
   <data name="TransportRequestHostTip4" xml:space="preserve">
     <value>*méthode de chiffrement QUIC</value>
   </data>
-  <data name="TransportHeaderTypeTip1" xml:space="preserve">
-    <value>*type de camouflage tcp</value>
+  <data name="TransportHeaderType1" xml:space="preserve">
+    <value>type de camouflage raw</value>
   </data>
-  <data name="TransportHeaderTypeTip2" xml:space="preserve">
-    <value>*type de camouflage kcp</value>
+  <data name="TransportHeaderType2" xml:space="preserve">
+    <value>type de camouflage kcp</value>
   </data>
-  <data name="TransportHeaderTypeTip3" xml:space="preserve">
-    <value>*type de camouflage QUIC</value>
+  <data name="TransportHeaderType3" xml:space="preserve">
+    <value>type de camouflage QUIC</value>
   </data>
-  <data name="TransportHeaderTypeTip4" xml:space="preserve">
-    <value>*mode gRPC</value>
+  <data name="TransportHeaderType4" xml:space="preserve">
+    <value>mode gRPC</value>
   </data>
   <data name="LvTLS" xml:space="preserve">
     <value>TLS</value>
@@ -606,9 +606,6 @@
   <data name="TbRemarks" xml:space="preserve">
     <value>Alias (remarks)</value>
   </data>
-  <data name="TbRequestHost" xml:space="preserve">
-    <value>Domaine de camouflage (host)</value>
-  </data>
   <data name="TbSecurity" xml:space="preserve">
     <value>Méthode de chiffrement (security)</value>
   </data>
@@ -619,7 +616,7 @@
     <value>Sécurité couche transport (TLS)</value>
   </data>
   <data name="TipNetwork" xml:space="preserve">
-    <value>*tcp par défaut ; un mauvais choix bloque la connexion</value>
+    <value>*raw par défaut ; un mauvais choix bloque la connexion</value>
   </data>
   <data name="TbCoreType" xml:space="preserve">
     <value>Type de Core</value>
@@ -937,7 +934,7 @@
     <value>Agent utilisateur (User-Agent)</value>
   </data>
   <data name="TbSettingsDefUserAgentTips" xml:space="preserve">
-    <value>Valable uniquement pour les protocoles tcp/http et ws</value>
+    <value>Valable uniquement pour les protocoles raw/http et ws</value>
   </data>
   <data name="TbSettingsCurrentFontFamily" xml:space="preserve">
     <value>Police actuelle (redémarrage requis)</value>
@@ -1099,7 +1096,7 @@
     <value>Arrêt du test en cours...</value>
   </data>
   <data name="TransportRequestHostTip5" xml:space="preserve">
-    <value>*Autorité gRPC</value>
+    <value>Autorité gRPC</value>
   </data>
   <data name="menuAddHttpServer" xml:space="preserve">
     <value>Ajouter [HTTP]</value>
@@ -1317,8 +1314,8 @@
   <data name="TbSettingsLinuxSudoPasswordTip" xml:space="preserve">
     <value>Le mot de passe sera vérifié en ligne de commande. En cas d’échec ou de dysfonctionnement, redémarrez l’application. Il n’est pas stocké et doit être saisi à chaque redémarrage.</value>
   </data>
-  <data name="TransportHeaderTypeTip5" xml:space="preserve">
-    <value>*Mode XHTTP</value>
+  <data name="TransportHeaderType5" xml:space="preserve">
+    <value>Mode XHTTP</value>
   </data>
   <data name="TransportExtraTip" xml:space="preserve">
     <value>JSON brut XHTTP Extra, format : { XHTTPObject }</value>
@@ -1695,4 +1692,13 @@ The "Get Certificate" action may fail if a self-signed certificate is used or if
   <data name="TbLegacyProtect" xml:space="preserve">
     <value>Legacy TUN Protect</value>
   </data>
+  <data name="TbSettingsSendThroughTip" xml:space="preserve">
+    <value>For multi-interface environments, enter the local machine's IPv4 address</value>
+  </data>
+  <data name="TbCamouflageDomain" xml:space="preserve">
+    <value>Domaine de camouflage</value>
+  </data>
+  <data name="TbHost" xml:space="preserve">
+    <value>Host</value>
+  </data>
 </root>

v2rayN/ServiceLib/Resx/ResUI.hu.resx

@@ -343,7 +343,7 @@
     <value>*QUIC kulcs/KCP seed</value>
   </data>
   <data name="TransportPathTip4" xml:space="preserve">
-    <value>*grpc szolgáltatásnév</value>
+    <value>gRPC szolgáltatásnév</value>
   </data>
   <data name="TransportRequestHostTip1" xml:space="preserve">
     <value>*http host vesszővel elválasztva (,)</value>
@@ -357,17 +357,17 @@
   <data name="TransportRequestHostTip4" xml:space="preserve">
     <value>*QUIC biztonság</value>
   </data>
-  <data name="TransportHeaderTypeTip1" xml:space="preserve">
-    <value>*tcp álcázási típus</value>
+  <data name="TransportHeaderType1" xml:space="preserve">
+    <value>raw álcázási típus</value>
   </data>
-  <data name="TransportHeaderTypeTip2" xml:space="preserve">
-    <value>*kcp álcázási típus</value>
+  <data name="TransportHeaderType2" xml:space="preserve">
+    <value>kcp álcázási típus</value>
   </data>
-  <data name="TransportHeaderTypeTip3" xml:space="preserve">
-    <value>*QUIC álcázási típus</value>
+  <data name="TransportHeaderType3" xml:space="preserve">
+    <value>QUIC álcázási típus</value>
   </data>
-  <data name="TransportHeaderTypeTip4" xml:space="preserve">
-    <value>*grpc mód</value>
+  <data name="TransportHeaderType4" xml:space="preserve">
+    <value>gRPC mód</value>
   </data>
   <data name="LvTLS" xml:space="preserve">
     <value>TLS</value>
@@ -606,9 +606,6 @@
   <data name="TbRemarks" xml:space="preserve">
     <value>Alias (megjegyzések)</value>
   </data>
-  <data name="TbRequestHost" xml:space="preserve">
-    <value>Álcázási tartomány(host)</value>
-  </data>
   <data name="TbSecurity" xml:space="preserve">
     <value>Titkosítási módszer (biztonság)</value>
   </data>
@@ -619,7 +616,7 @@
     <value>TLS</value>
   </data>
   <data name="TipNetwork" xml:space="preserve">
-    <value>*Alapértelmezett érték tcp</value>
+    <value>*Alapértelmezett érték raw</value>
   </data>
   <data name="TbCoreType" xml:space="preserve">
     <value>Core Típus</value>
@@ -937,7 +934,7 @@
     <value>User-Agent</value>
   </data>
   <data name="TbSettingsDefUserAgentTips" xml:space="preserve">
-    <value>Ez a paraméter csak tcp/http és ws esetén érvényes</value>
+    <value>Ez a paraméter csak raw/http és ws esetén érvényes</value>
   </data>
   <data name="TbSettingsCurrentFontFamily" xml:space="preserve">
     <value>Betűtípus (újraindítást igényel)</value>
@@ -1102,7 +1099,7 @@
     <value>Teszt megszakítása...</value>
   </data>
   <data name="TransportRequestHostTip5" xml:space="preserve">
-    <value>*grpc Authority</value>
+    <value>gRPC Authority</value>
   </data>
   <data name="menuAddHttpServer" xml:space="preserve">
     <value>HTTP konfiguráció hozzáadása</value>
@@ -1320,8 +1317,8 @@
   <data name="TbSettingsLinuxSudoPasswordTip" xml:space="preserve">
     <value>A jelszót a parancssoron keresztül ellenőrizzük. Ha egy érvényesítési hiba miatt az alkalmazás hibásan működik, indítsa újra az alkalmazást. A jelszó nem kerül tárolásra, és minden újraindítás után újra meg kell adni.</value>
   </data>
-  <data name="TransportHeaderTypeTip5" xml:space="preserve">
-    <value>*xhttp mód</value>
+  <data name="TransportHeaderType5" xml:space="preserve">
+    <value>xhttp mód</value>
   </data>
   <data name="TransportExtraTip" xml:space="preserve">
     <value>XHTTP Extra nyers JSON, formátum: { XHTTP Objektum }</value>
@@ -1698,4 +1695,13 @@ The "Get Certificate" action may fail if a self-signed certificate is used or if
   <data name="TbLegacyProtect" xml:space="preserve">
     <value>Legacy TUN Protect</value>
   </data>
+  <data name="TbSettingsSendThroughTip" xml:space="preserve">
+    <value>For multi-interface environments, enter the local machine's IPv4 address</value>
+  </data>
+  <data name="TbCamouflageDomain" xml:space="preserve">
+    <value>Álcázási tartomány</value>
+  </data>
+  <data name="TbHost" xml:space="preserve">
+    <value>Host</value>
+  </data>
 </root>

v2rayN/ServiceLib/Resx/ResUI.resx

@@ -343,7 +343,7 @@
     <value>*QUIC key/KCP seed</value>
   </data>
   <data name="TransportPathTip4" xml:space="preserve">
-    <value>*grpc service name</value>
+    <value>gRPC service name</value>
   </data>
   <data name="TransportRequestHostTip1" xml:space="preserve">
     <value>*http host separated by commas (,)</value>
@@ -357,17 +357,17 @@
   <data name="TransportRequestHostTip4" xml:space="preserve">
     <value>*QUIC security</value>
   </data>
-  <data name="TransportHeaderTypeTip1" xml:space="preserve">
-    <value>*tcp camouflage type</value>
+  <data name="TransportHeaderType1" xml:space="preserve">
+    <value>raw camouflage type</value>
   </data>
-  <data name="TransportHeaderTypeTip2" xml:space="preserve">
-    <value>*kcp camouflage type</value>
+  <data name="TransportHeaderType2" xml:space="preserve">
+    <value>kcp camouflage type</value>
   </data>
-  <data name="TransportHeaderTypeTip3" xml:space="preserve">
-    <value>*QUIC camouflage type</value>
+  <data name="TransportHeaderType3" xml:space="preserve">
+    <value>QUIC camouflage type</value>
   </data>
-  <data name="TransportHeaderTypeTip4" xml:space="preserve">
-    <value>*grpc mode</value>
+  <data name="TransportHeaderType4" xml:space="preserve">
+    <value>gRPC mode</value>
   </data>
   <data name="LvTLS" xml:space="preserve">
     <value>TLS</value>
@@ -606,9 +606,6 @@
   <data name="TbRemarks" xml:space="preserve">
     <value>Alias (remarks)</value>
   </data>
-  <data name="TbRequestHost" xml:space="preserve">
-    <value>Camouflage domain(host)</value>
-  </data>
   <data name="TbSecurity" xml:space="preserve">
     <value>Encryption method (security)</value>
   </data>
@@ -619,7 +616,7 @@
     <value>TLS</value>
   </data>
   <data name="TipNetwork" xml:space="preserve">
-    <value>*Default value tcp</value>
+    <value>*Default value raw</value>
   </data>
   <data name="TbCoreType" xml:space="preserve">
     <value>Core Type</value>
@@ -937,7 +934,7 @@
     <value>User-Agent</value>
   </data>
   <data name="TbSettingsDefUserAgentTips" xml:space="preserve">
-    <value>This parameter is valid only for tcp/http and ws</value>
+    <value>This parameter is valid only for raw/http and ws</value>
   </data>
   <data name="TbSettingsCurrentFontFamily" xml:space="preserve">
     <value>Font family (requires restart)</value>
@@ -1102,7 +1099,7 @@
     <value>Test terminating...</value>
   </data>
   <data name="TransportRequestHostTip5" xml:space="preserve">
-    <value>*grpc Authority</value>
+    <value>gRPC Authority</value>
   </data>
   <data name="menuAddHttpServer" xml:space="preserve">
     <value>Add [HTTP]</value>
@@ -1320,8 +1317,17 @@
   <data name="TbSettingsLinuxSudoPasswordTip" xml:space="preserve">
     <value>The password will be validated via the command line. If a validation error causes the application to malfunction, please restart the application. The password will not be stored and must be entered again after each restart.</value>
   </data>
-  <data name="TransportHeaderTypeTip5" xml:space="preserve">
-    <value>*xhttp mode</value>
+  <data name="TbSettingsSendThrough" xml:space="preserve">
+    <value>Local outbound address (SendThrough)</value>
+  </data>
+  <data name="TbSettingsSendThroughTip" xml:space="preserve">
+    <value>For multi-interface environments, enter the local machine's IPv4 address</value>
+  </data>
+  <data name="FillCorrectSendThroughIPv4" xml:space="preserve">
+    <value>Please fill in the correct IPv4 address for SendThrough.</value>
+  </data>
+  <data name="TransportHeaderType5" xml:space="preserve">
+    <value>xhttp mode</value>
   </data>
   <data name="TransportExtraTip" xml:space="preserve">
     <value>XHTTP Extra raw JSON, format: { XHTTP Object }</value>
@@ -1698,4 +1704,10 @@ The "Get Certificate" action may fail if a self-signed certificate is used or if
   <data name="TbLegacyProtect" xml:space="preserve">
     <value>Legacy TUN Protect</value>
   </data>
+  <data name="TbCamouflageDomain" xml:space="preserve">
+    <value>Camouflage domain</value>
+  </data>
+  <data name="TbHost" xml:space="preserve">
+    <value>Host</value>
+  </data>
 </root>

v2rayN/ServiceLib/Resx/ResUI.ru.resx

@@ -343,7 +343,7 @@
     <value>*QUIC-ключ / KCP-seed</value>
   </data>
   <data name="TransportPathTip4" xml:space="preserve">
-    <value>Имя сервиса *gRPC</value>
+    <value>Имя сервиса gRPC</value>
   </data>
   <data name="TransportRequestHostTip1" xml:space="preserve">
     <value>*http-хосты, разделённые запятыми (,)</value>
@@ -357,17 +357,17 @@
   <data name="TransportRequestHostTip4" xml:space="preserve">
     <value>Безопасность *QUIC</value>
   </data>
-  <data name="TransportHeaderTypeTip1" xml:space="preserve">
-    <value>Тип *TCP-камуфляжа</value>
+  <data name="TransportHeaderType1" xml:space="preserve">
+    <value>Тип raw-камуфляжа</value>
   </data>
-  <data name="TransportHeaderTypeTip2" xml:space="preserve">
-    <value>Тип *KCP-камуфляжа</value>
+  <data name="TransportHeaderType2" xml:space="preserve">
+    <value>Тип KCP-камуфляжа</value>
   </data>
-  <data name="TransportHeaderTypeTip3" xml:space="preserve">
-    <value>Тип *QUIC-камуфляжа</value>
+  <data name="TransportHeaderType3" xml:space="preserve">
+    <value>Тип QUIC-камуфляжа</value>
   </data>
-  <data name="TransportHeaderTypeTip4" xml:space="preserve">
-    <value>Режим *gRPC</value>
+  <data name="TransportHeaderType4" xml:space="preserve">
+    <value>Режим gRPC</value>
   </data>
   <data name="LvTLS" xml:space="preserve">
     <value>TLS</value>
@@ -606,9 +606,6 @@
   <data name="TbRemarks" xml:space="preserve">
     <value>Псевдоним (remarks)</value>
   </data>
-  <data name="TbRequestHost" xml:space="preserve">
-    <value>Камуфляжный домен (host)</value>
-  </data>
   <data name="TbSecurity" xml:space="preserve">
     <value>Метод шифрования (security)</value>
   </data>
@@ -619,7 +616,7 @@
     <value>TLS</value>
   </data>
   <data name="TipNetwork" xml:space="preserve">
-    <value>*По умолчанию TCP</value>
+    <value>*По-умолчанию raw</value>
   </data>
   <data name="TbCoreType" xml:space="preserve">
     <value>Ядро</value>
@@ -937,7 +934,7 @@
     <value>User-Agent</value>
   </data>
   <data name="TbSettingsDefUserAgentTips" xml:space="preserve">
-    <value>Параметр действует только для TCP/HTTP и WebSocket (WS)</value>
+    <value>Параметр действует только для raw/HTTP и WebSocket (WS)</value>
   </data>
   <data name="TbSettingsCurrentFontFamily" xml:space="preserve">
     <value>Шрифт (требуется перезапуск)</value>
@@ -1102,7 +1099,7 @@
     <value>Завершение тестирования...</value>
   </data>
   <data name="TransportRequestHostTip5" xml:space="preserve">
-    <value>* gRPC Authority (HTTP/2 псевдозаголовок :authority)</value>
+    <value>gRPC Authority (HTTP/2 псевдозаголовок :authority)</value>
   </data>
   <data name="menuAddHttpServer" xml:space="preserve">
     <value>Добавить сервер [HTTP]</value>
@@ -1320,8 +1317,8 @@
   <data name="TbSettingsLinuxSudoPasswordTip" xml:space="preserve">
     <value>Пароль sudo будет проверен в терминале. Если из-за ошибки проверки приложение начнёт работать некорректно, перезапустите его. Пароль не сохраняется — его нужно вводить после каждого перезапуска.</value>
   </data>
-  <data name="TransportHeaderTypeTip5" xml:space="preserve">
-    <value>*XHTTP-режим</value>
+  <data name="TransportHeaderType5" xml:space="preserve">
+    <value>XHTTP-режим</value>
   </data>
   <data name="TransportExtraTip" xml:space="preserve">
     <value>Дополнительный сырой JSON для XHTTP, формат: { XHTTP Object }</value>
@@ -1698,4 +1695,13 @@
   <data name="TbLegacyProtect" xml:space="preserve">
     <value>Устаревшая защита TUN (Legacy Protect)</value>
   </data>
+  <data name="TbSettingsSendThroughTip" xml:space="preserve">
+    <value>For multi-interface environments, enter the local machine's IPv4 address</value>
+  </data>
+  <data name="TbCamouflageDomain" xml:space="preserve">
+    <value>Камуфляжный домен</value>
+  </data>
+  <data name="TbHost" xml:space="preserve">
+    <value>Host</value>
+  </data>
 </root>

v2rayN/ServiceLib/Resx/ResUI.zh-Hans.resx

@@ -343,7 +343,7 @@
     <value>*QUIC 加密密钥</value>
   </data>
   <data name="TransportPathTip4" xml:space="preserve">
-    <value>*grpc serviceName</value>
+    <value>gRPC serviceName</value>
   </data>
   <data name="TransportRequestHostTip1" xml:space="preserve">
     <value>*http host 中间逗号 (,) 分隔</value>
@@ -357,17 +357,17 @@
   <data name="TransportRequestHostTip4" xml:space="preserve">
     <value>*QUIC 加密方式</value>
   </data>
-  <data name="TransportHeaderTypeTip1" xml:space="preserve">
-    <value>*tcp 伪装类型</value>
+  <data name="TransportHeaderType1" xml:space="preserve">
+    <value>raw 伪装类型</value>
   </data>
-  <data name="TransportHeaderTypeTip2" xml:space="preserve">
-    <value>*kcp 伪装类型</value>
+  <data name="TransportHeaderType2" xml:space="preserve">
+    <value>kcp 伪装类型</value>
   </data>
-  <data name="TransportHeaderTypeTip3" xml:space="preserve">
-    <value>*QUIC 伪装类型</value>
+  <data name="TransportHeaderType3" xml:space="preserve">
+    <value>QUIC 伪装类型</value>
   </data>
-  <data name="TransportHeaderTypeTip4" xml:space="preserve">
-    <value>*grpc 模式</value>
+  <data name="TransportHeaderType4" xml:space="preserve">
+    <value>gRPC 模式</value>
   </data>
   <data name="LvTLS" xml:space="preserve">
     <value>TLS</value>
@@ -606,9 +606,6 @@
   <data name="TbRemarks" xml:space="preserve">
     <value>别名 (remarks)</value>
   </data>
-  <data name="TbRequestHost" xml:space="preserve">
-    <value>伪装域名 (host)</value>
-  </data>
   <data name="TbSecurity" xml:space="preserve">
     <value>加密方式 (security)</value>
   </data>
@@ -619,7 +616,7 @@
     <value>传输层安全 (TLS)</value>
   </data>
   <data name="TipNetwork" xml:space="preserve">
-    <value>*默认 tcp，选错会无法连接</value>
+    <value>*默认 raw，选错会无法连接</value>
   </data>
   <data name="TbCoreType" xml:space="preserve">
     <value>Core 类型</value>
@@ -937,7 +934,7 @@
     <value>用户代理 (User-Agent)</value>
   </data>
   <data name="TbSettingsDefUserAgentTips" xml:space="preserve">
-    <value>仅对 tcp/http、ws 协议生效</value>
+    <value>仅对 raw/http、ws 协议生效</value>
   </data>
   <data name="TbSettingsCurrentFontFamily" xml:space="preserve">
     <value>当前字体 (需重启)</value>
@@ -1099,7 +1096,7 @@
     <value>测试终止中...</value>
   </data>
   <data name="TransportRequestHostTip5" xml:space="preserve">
-    <value>*grpc Authority</value>
+    <value>gRPC Authority</value>
   </data>
   <data name="menuAddHttpServer" xml:space="preserve">
     <value>添加 [HTTP]</value>
@@ -1317,8 +1314,17 @@
   <data name="TbSettingsLinuxSudoPasswordTip" xml:space="preserve">
     <value>密码将调用命令行校验，如果因为校验错误导致无法正常运行时，请重启本应用。 密码不会存储，每次重启后都需要再次输入。</value>
   </data>
-  <data name="TransportHeaderTypeTip5" xml:space="preserve">
-    <value>*XHTTP 模式</value>
+  <data name="TbSettingsSendThrough" xml:space="preserve">
+    <value>本地出站地址 (SendThrough)</value>
+  </data>
+  <data name="TbSettingsSendThroughTip" xml:space="preserve">
+    <value>用于多网口环境，请填写本机 IPv4 地址</value>
+  </data>
+  <data name="FillCorrectSendThroughIPv4" xml:space="preserve">
+    <value>请填写正确的 SendThrough IPv4 地址。</value>
+  </data>
+  <data name="TransportHeaderType5" xml:space="preserve">
+    <value>XHTTP 模式</value>
   </data>
   <data name="TransportExtraTip" xml:space="preserve">
     <value>XHTTP Extra 原始 JSON，格式： { XHTTPObject }</value>
@@ -1695,4 +1701,10 @@
   <data name="TbLegacyProtect" xml:space="preserve">
     <value>旧版 TUN 保护</value>
   </data>
+  <data name="TbCamouflageDomain" xml:space="preserve">
+    <value>伪装域名</value>
+  </data>
+  <data name="TbHost" xml:space="preserve">
+    <value>Host</value>
+  </data>
 </root>

v2rayN/ServiceLib/Resx/ResUI.zh-Hant.resx

@@ -343,7 +343,7 @@
     <value>*QUIC 加密金鑰</value>
   </data>
   <data name="TransportPathTip4" xml:space="preserve">
-    <value>*grpc serviceName</value>
+    <value>gRPC serviceName</value>
   </data>
   <data name="TransportRequestHostTip1" xml:space="preserve">
     <value>*http host 中間逗號 (,) 分隔</value>
@@ -357,17 +357,17 @@
   <data name="TransportRequestHostTip4" xml:space="preserve">
     <value>*QUIC 加密方式</value>
   </data>
-  <data name="TransportHeaderTypeTip1" xml:space="preserve">
-    <value>*TCP 偽裝類型</value>
+  <data name="TransportHeaderType1" xml:space="preserve">
+    <value>raw 偽裝類型</value>
   </data>
-  <data name="TransportHeaderTypeTip2" xml:space="preserve">
-    <value>*KCP 偽裝類型</value>
+  <data name="TransportHeaderType2" xml:space="preserve">
+    <value>KCP 偽裝類型</value>
   </data>
-  <data name="TransportHeaderTypeTip3" xml:space="preserve">
-    <value>*QUIC 偽裝類型</value>
+  <data name="TransportHeaderType3" xml:space="preserve">
+    <value>QUIC 偽裝類型</value>
   </data>
-  <data name="TransportHeaderTypeTip4" xml:space="preserve">
-    <value>*GRPC 模式</value>
+  <data name="TransportHeaderType4" xml:space="preserve">
+    <value>gRPC 模式</value>
   </data>
   <data name="LvTLS" xml:space="preserve">
     <value>TLS</value>
@@ -606,9 +606,6 @@
   <data name="TbRemarks" xml:space="preserve">
     <value>別名 (remarks)</value>
   </data>
-  <data name="TbRequestHost" xml:space="preserve">
-    <value>偽裝域名 (host)</value>
-  </data>
   <data name="TbSecurity" xml:space="preserve">
     <value>加密方式 (security)</value>
   </data>
@@ -619,7 +616,7 @@
     <value>傳輸層安全性 (TLS)</value>
   </data>
   <data name="TipNetwork" xml:space="preserve">
-    <value>*預設 TCP，選錯會無法連線</value>
+    <value>*預設 raw，選錯會無法連線</value>
   </data>
   <data name="TbCoreType" xml:space="preserve">
     <value>Core 類型</value>
@@ -937,7 +934,7 @@
     <value>使用者代理 (User-Agent)</value>
   </data>
   <data name="TbSettingsDefUserAgentTips" xml:space="preserve">
-    <value>僅對 TCP/HTTP、WS 協定生效</value>
+    <value>僅對 raw/HTTP、WS 協定生效</value>
   </data>
   <data name="TbSettingsCurrentFontFamily" xml:space="preserve">
     <value>目前字型 (需重啟)</value>
@@ -1099,7 +1096,7 @@
     <value>測試終止中...</value>
   </data>
   <data name="TransportRequestHostTip5" xml:space="preserve">
-    <value>*grpc Authority</value>
+    <value>gRPC Authority</value>
   </data>
   <data name="menuAddHttpServer" xml:space="preserve">
     <value>新增 [HTTP] 節點</value>
@@ -1317,8 +1314,8 @@
   <data name="TbSettingsLinuxSudoPasswordTip" xml:space="preserve">
     <value>密碼將調用命令行校驗，如果因為校驗錯誤導致無法正常運行時，請重啟本應用。密碼不會存儲，每次重啟後都需要再次輸入。</value>
   </data>
-  <data name="TransportHeaderTypeTip5" xml:space="preserve">
-    <value>*xhttp 模式</value>
+  <data name="TransportHeaderType5" xml:space="preserve">
+    <value>xhttp 模式</value>
   </data>
   <data name="TransportExtraTip" xml:space="preserve">
     <value>XHTTP Extra 原始 JSON，格式： { XHTTPObject }</value>
@@ -1695,4 +1692,13 @@
   <data name="TbLegacyProtect" xml:space="preserve">
     <value>Legacy TUN Protect</value>
   </data>
+  <data name="TbSettingsSendThroughTip" xml:space="preserve">
+    <value>For multi-interface environments, enter the local machine's IPv4 address</value>
+  </data>
+  <data name="TbCamouflageDomain" xml:space="preserve">
+    <value>偽裝域名</value>
+  </data>
+  <data name="TbHost" xml:space="preserve">
+    <value>Host</value>
+  </data>
 </root>

v2rayN/ServiceLib/Services/CoreConfig/Singbox/CoreConfigSingboxService.cs

@@ -57,6 +57,8 @@ public partial class CoreConfigSingboxService(CoreConfigContext context)
 
             ConvertGeo2Ruleset();
 
+            ApplyOutboundSendThrough();
+
             ret.Msg = string.Format(ResUI.SuccessfulConfiguration, "");
             ret.Success = true;
 
@@ -221,6 +223,7 @@ public partial class CoreConfigSingboxService(CoreConfigContext context)
                 _coreConfig.route.rules.Add(rule);
             }
 
+            ApplyOutboundSendThrough();
             ret.Success = true;
             ret.Data = JsonUtils.Serialize(_coreConfig);
             return ret;
@@ -279,6 +282,7 @@ public partial class CoreConfigSingboxService(CoreConfigContext context)
                 listen_port = port,
                 type = EInboundProtocol.mixed.ToString(),
             });
+            ApplyOutboundSendThrough();
 
             ret.Msg = string.Format(ResUI.SuccessfulConfiguration, "");
             ret.Success = true;

v2rayN/ServiceLib/Services/CoreConfig/Singbox/SingboxConfigTemplateService.cs

@@ -58,4 +58,40 @@ public partial class CoreConfigSingboxService
 
         return JsonUtils.Serialize(fullConfigTemplateNode);
     }
+
+    private void ApplyOutboundSendThrough()
+    {
+        var sendThrough = _config.CoreBasicItem.SendThrough?.TrimEx();
+        foreach (var outbound in _coreConfig.outbounds ?? [])
+        {
+            outbound.inet4_bind_address = ShouldApplySendThrough(outbound, sendThrough) ? sendThrough : null;
+        }
+    }
+
+    private static bool ShouldApplySendThrough(Outbound4Sbox outbound, string? sendThrough)
+    {
+        if (sendThrough.IsNullOrEmpty())
+        {
+            return false;
+        }
+
+        if (outbound.type is "direct" or "block" or "dns" or "selector" or "urltest")
+        {
+            return false;
+        }
+
+        if (!outbound.detour.IsNullOrEmpty())
+        {
+            return false;
+        }
+
+        var outboundAddress = outbound.server ?? string.Empty;
+
+        if (outboundAddress.Equals("localhost", StringComparison.OrdinalIgnoreCase))
+        {
+            return false;
+        }
+
+        return !IPAddress.TryParse(outboundAddress, out var address) || !IPAddress.IsLoopback(address);
+    }
 }

v2rayN/ServiceLib/Services/CoreConfig/Singbox/SingboxOutboundService.cs

@@ -84,6 +84,8 @@ public partial class CoreConfigSingboxService
         try
         {
             var protocolExtra = _node.GetProtocolExtra();
+            var transportExtra = _node.GetTransportExtra();
+            var network = _node.GetNetwork();
             outbound.server = _node.Address;
             outbound.server_port = _node.Port;
             outbound.type = Global.ProtocolTypes[_node.ConfigType];
@@ -114,27 +116,23 @@ public partial class CoreConfigSingboxService
                         outbound.password = _node.Password;
                         outbound.udp_over_tcp = protocolExtra.Uot == true ? true : null;
 
-                        if (_node.Network == nameof(ETransport.tcp) && _node.HeaderType == Global.TcpHeaderHttp)
+                        if (network == nameof(ETransport.raw) && transportExtra.RawHeaderType == Global.RawHeaderHttp)
                         {
                             outbound.plugin = "obfs-local";
-                            outbound.plugin_opts = $"obfs=http;obfs-host={_node.RequestHost};";
+                            outbound.plugin_opts = $"obfs=http;obfs-host={transportExtra.Host};";
                         }
                         else
                         {
                             var pluginArgs = string.Empty;
-                            if (_node.Network == nameof(ETransport.ws))
+                            if (network == nameof(ETransport.ws))
                             {
                                 pluginArgs += "mode=websocket;";
-                                pluginArgs += $"host={_node.RequestHost};";
+                                pluginArgs += $"host={transportExtra.Host};";
                                 // https://github.com/shadowsocks/v2ray-plugin/blob/e9af1cdd2549d528deb20a4ab8d61c5fbe51f306/args.go#L172
                                 // Equal signs and commas [and backslashes] must be escaped with a backslash.
-                                var path = _node.Path.Replace("\\", "\\\\").Replace("=", "\\=").Replace(",", "\\,");
+                                var path = (transportExtra.Path ?? string.Empty).Replace("\\", "\\\\").Replace("=", "\\=").Replace(",", "\\,");
                                 pluginArgs += $"path={path};";
                             }
-                            else if (_node.Network == nameof(ETransport.quic))
-                            {
-                                pluginArgs += "mode=quic;";
-                            }
                             if (_node.StreamSecurity == Global.StreamSecurity)
                             {
                                 pluginArgs += "tls;";
@@ -381,9 +379,18 @@ public partial class CoreConfigSingboxService
             {
                 serverName = _node.Sni;
             }
-            else if (_node.RequestHost.IsNotEmpty())
+            else
             {
-                serverName = Utils.String2List(_node.RequestHost)?.First();
+                var host = _node.GetNetwork() switch
+                {
+                    nameof(ETransport.raw) => _node.GetTransportExtra().Host,
+                    nameof(ETransport.ws) => _node.GetTransportExtra().Host,
+                    nameof(ETransport.httpupgrade) => _node.GetTransportExtra().Host,
+                    nameof(ETransport.xhttp) => _node.GetTransportExtra().Host,
+                    nameof(ETransport.grpc) => _node.GetTransportExtra().GrpcAuthority,
+                    _ => null,
+                };
+                serverName = Utils.String2List(host)?.First();
             }
             var tls = new Tls4Sbox()
             {
@@ -438,27 +445,22 @@ public partial class CoreConfigSingboxService
         try
         {
             var transport = new Transport4Sbox();
+            var transportExtra = _node.GetTransportExtra();
 
             switch (_node.GetNetwork())
             {
-                case nameof(ETransport.h2):
-                    transport.type = nameof(ETransport.http);
-                    transport.host = _node.RequestHost.IsNullOrEmpty() ? null : Utils.String2List(_node.RequestHost);
-                    transport.path = _node.Path.NullIfEmpty();
-                    break;
-
-                case nameof(ETransport.tcp):   //http
-                    if (_node.HeaderType == Global.TcpHeaderHttp)
+                case nameof(ETransport.raw):   //http
+                    if (transportExtra.RawHeaderType == Global.RawHeaderHttp)
                     {
                         transport.type = nameof(ETransport.http);
-                        transport.host = _node.RequestHost.IsNullOrEmpty() ? null : Utils.String2List(_node.RequestHost);
-                        transport.path = _node.Path.NullIfEmpty();
+                        transport.host = transportExtra.Host.IsNullOrEmpty() ? null : Utils.String2List(transportExtra.Host);
+                        transport.path = transportExtra.Path.NullIfEmpty();
                     }
                     break;
 
                 case nameof(ETransport.ws):
                     transport.type = nameof(ETransport.ws);
-                    var wsPath = _node.Path;
+                    var wsPath = transportExtra.Path;
 
                     // Parse eh and ed parameters from path using regex
                     if (!wsPath.IsNullOrEmpty())
@@ -487,29 +489,25 @@ public partial class CoreConfigSingboxService
                     }
 
                     transport.path = wsPath.NullIfEmpty();
-                    if (_node.RequestHost.IsNotEmpty())
+                    if (transportExtra.Host.IsNotEmpty())
                     {
                         transport.headers = new()
                         {
-                            Host = _node.RequestHost
+                            Host = transportExtra.Host
                         };
                     }
                     break;
 
                 case nameof(ETransport.httpupgrade):
                     transport.type = nameof(ETransport.httpupgrade);
-                    transport.path = _node.Path.NullIfEmpty();
-                    transport.host = _node.RequestHost.NullIfEmpty();
+                    transport.path = transportExtra.Path.NullIfEmpty();
+                    transport.host = transportExtra.Host.NullIfEmpty();
 
                     break;
 
-                case nameof(ETransport.quic):
-                    transport.type = nameof(ETransport.quic);
-                    break;
-
                 case nameof(ETransport.grpc):
                     transport.type = nameof(ETransport.grpc);
-                    transport.service_name = _node.Path;
+                    transport.service_name = transportExtra.GrpcServiceName;
                     transport.idle_timeout = _config.GrpcItem.IdleTimeout?.ToString("##s");
                     transport.ping_timeout = _config.GrpcItem.HealthCheckTimeout?.ToString("##s");
                     transport.permit_without_stream = _config.GrpcItem.PermitWithoutStream;

v2rayN/ServiceLib/Services/CoreConfig/V2ray/CoreConfigV2rayService.cs

@@ -62,6 +62,7 @@ public partial class CoreConfigV2rayService(CoreConfigContext context)
             GenDns();
 
             GenStatistic();
+            ApplyOutboundSendThrough();
 
             var finalRule = BuildFinalRule();
             if (!string.IsNullOrEmpty(finalRule?.balancerTag))
@@ -195,6 +196,7 @@ public partial class CoreConfigV2rayService(CoreConfigContext context)
                 _coreConfig.routing.rules.Add(rule);
             }
 
+            ApplyOutboundSendThrough();
             //ret.Msg =string.Format(ResUI.SuccessfulConfiguration"), node.getSummary());
             ret.Success = true;
             ret.Data = JsonUtils.Serialize(_coreConfig);
@@ -255,6 +257,7 @@ public partial class CoreConfigV2rayService(CoreConfigContext context)
             });
 
             _coreConfig.routing.rules.Add(BuildFinalRule());
+            ApplyOutboundSendThrough();
 
             ret.Msg = string.Format(ResUI.SuccessfulConfiguration, "");
             ret.Success = true;
@@ -375,6 +378,7 @@ public partial class CoreConfigV2rayService(CoreConfigContext context)
 
             //_coreConfig.inbounds.Clear();
 
+            ApplyOutboundSendThrough();
             var configNode = JsonUtils.ParseJson(JsonUtils.Serialize(_coreConfig))!;
             configNode["inbounds"]!.AsArray().Add(new
             {

v2rayN/ServiceLib/Services/CoreConfig/V2ray/V2rayConfigTemplateService.cs

@@ -127,4 +127,43 @@ public partial class CoreConfigV2rayService
 
         return JsonUtils.Serialize(fullConfigTemplateNode);
     }
+
+    private void ApplyOutboundSendThrough()
+    {
+        var sendThrough = _config.CoreBasicItem.SendThrough?.TrimEx();
+        foreach (var outbound in _coreConfig.outbounds ?? [])
+        {
+            outbound.sendThrough = ShouldApplySendThrough(outbound, sendThrough) ? sendThrough : null;
+        }
+    }
+
+    private static bool ShouldApplySendThrough(Outbounds4Ray outbound, string? sendThrough)
+    {
+        if (sendThrough.IsNullOrEmpty())
+        {
+            return false;
+        }
+
+        if (outbound.protocol is "freedom" or "blackhole" or "dns" or "loopback")
+        {
+            return false;
+        }
+
+        if (outbound.streamSettings?.sockopt?.dialerProxy.IsNullOrEmpty() == false)
+        {
+            return false;
+        }
+
+        var outboundAddress = outbound.settings?.servers?.FirstOrDefault()?.address
+                              ?? outbound.settings?.vnext?.FirstOrDefault()?.address
+                              ?? outbound.settings?.address?.ToString()
+                              ?? string.Empty;
+
+        if (outboundAddress.Equals("localhost", StringComparison.OrdinalIgnoreCase))
+        {
+            return false;
+        }
+
+        return !IPAddress.TryParse(outboundAddress, out var address) || !IPAddress.IsLoopback(address);
+    }
 }

v2rayN/ServiceLib/Services/CoreConfig/V2ray/V2rayOutboundService.cs

@@ -348,8 +348,49 @@ public partial class CoreConfigV2rayService
                 network = "hysteria";
             }
             streamSettings.network = network;
-            var host = _node.RequestHost.TrimEx();
-            var path = _node.Path.TrimEx();
+            var transport = _node.GetTransportExtra();
+            var host = string.Empty;
+            var path = string.Empty;
+            var kcpSeed = string.Empty;
+            var headerType = string.Empty;
+            var xhttpExtra = string.Empty;
+            switch (network)
+            {
+                case nameof(ETransport.raw):
+                    host = transport.Host?.TrimEx() ?? string.Empty;
+                    path = transport.Path?.TrimEx() ?? string.Empty;
+                    headerType = transport.RawHeaderType?.TrimEx() ?? string.Empty;
+                    break;
+
+                case nameof(ETransport.kcp):
+                    kcpSeed = transport.KcpSeed?.TrimEx() ?? string.Empty;
+                    headerType = transport.KcpHeaderType?.TrimEx() ?? string.Empty;
+                    break;
+
+                case nameof(ETransport.ws):
+                    host = transport.Host?.TrimEx() ?? string.Empty;
+                    path = transport.Path?.TrimEx() ?? string.Empty;
+                    break;
+
+                case nameof(ETransport.httpupgrade):
+                    host = transport.Host?.TrimEx() ?? string.Empty;
+                    path = transport.Path?.TrimEx() ?? string.Empty;
+                    break;
+
+                case nameof(ETransport.xhttp):
+                    host = transport.Host?.TrimEx() ?? string.Empty;
+                    path = transport.Path?.TrimEx() ?? string.Empty;
+                    headerType = transport.XhttpMode?.TrimEx() ?? string.Empty;
+                    xhttpExtra = transport.XhttpExtra?.TrimEx() ?? string.Empty;
+                    break;
+
+                case nameof(ETransport.grpc):
+                    host = transport.GrpcAuthority?.TrimEx() ?? string.Empty;
+                    path = transport.GrpcServiceName?.TrimEx() ?? string.Empty;
+                    headerType = transport.GrpcMode?.TrimEx() ?? string.Empty;
+                    break;
+            }
+
             var sni = _node.Sni.TrimEx();
             var useragent = _config.CoreBasicItem.DefUserAgent ?? string.Empty;
 
@@ -435,19 +476,19 @@ public partial class CoreConfigV2rayService
                     kcpSettings.readBufferSize = _config.KcpItem.ReadBufferSize;
                     kcpSettings.writeBufferSize = _config.KcpItem.WriteBufferSize;
                     var kcpFinalmask = new Finalmask4Ray();
-                    if (Global.KcpHeaderMaskMap.TryGetValue(_node.HeaderType, out var header))
+                    if (Global.KcpHeaderMaskMap.TryGetValue(headerType, out var header))
                     {
                         kcpFinalmask.udp =
                         [
                             new Mask4Ray
                             {
                                 type = header,
-                                settings = _node.HeaderType == "dns" && !host.IsNullOrEmpty() ? new MaskSettings4Ray { domain = host } : null
+                                settings = null
                             }
                         ];
                     }
                     kcpFinalmask.udp ??= [];
-                    if (path.IsNullOrEmpty())
+                    if (kcpSeed.IsNullOrEmpty())
                     {
                         kcpFinalmask.udp.Add(new Mask4Ray
                         {
@@ -459,7 +500,7 @@ public partial class CoreConfigV2rayService
                         kcpFinalmask.udp.Add(new Mask4Ray
                         {
                             type = "mkcp-aes128gcm",
-                            settings = new MaskSettings4Ray { password = path }
+                            settings = new MaskSettings4Ray { password = kcpSeed }
                         });
                     }
                     streamSettings.kcpSettings = kcpSettings;
@@ -517,63 +558,25 @@ public partial class CoreConfigV2rayService
                     {
                         xhttpSettings.host = host;
                     }
-                    if (_node.HeaderType.IsNotEmpty() && Global.XhttpMode.Contains(_node.HeaderType))
+                    if (headerType.IsNotEmpty() && Global.XhttpMode.Contains(headerType))
                     {
-                        xhttpSettings.mode = _node.HeaderType;
+                        xhttpSettings.mode = headerType;
                     }
-                    if (_node.Extra.IsNotEmpty())
+                    if (xhttpExtra.IsNotEmpty())
                     {
-                        xhttpSettings.extra = JsonUtils.ParseJson(_node.Extra);
+                        xhttpSettings.extra = JsonUtils.ParseJson(xhttpExtra);
                     }
 
                     streamSettings.xhttpSettings = xhttpSettings;
                     FillOutboundMux(outbound);
 
                     break;
-                //h2
-                case nameof(ETransport.h2):
-                    HttpSettings4Ray httpSettings = new();
-
-                    if (host.IsNotEmpty())
-                    {
-                        httpSettings.host = Utils.String2List(host);
-                    }
-                    httpSettings.path = path;
-
-                    streamSettings.httpSettings = httpSettings;
-
-                    break;
-                //quic
-                case nameof(ETransport.quic):
-                    QuicSettings4Ray quicsettings = new()
-                    {
-                        security = host,
-                        key = path,
-                        header = new Header4Ray
-                        {
-                            type = _node.HeaderType
-                        }
-                    };
-                    streamSettings.quicSettings = quicsettings;
-                    if (_node.StreamSecurity == Global.StreamSecurity)
-                    {
-                        if (sni.IsNotEmpty())
-                        {
-                            streamSettings.tlsSettings.serverName = sni;
-                        }
-                        else
-                        {
-                            streamSettings.tlsSettings.serverName = _node.Address;
-                        }
-                    }
-                    break;
-
                 case nameof(ETransport.grpc):
                     GrpcSettings4Ray grpcSettings = new()
                     {
                         authority = host.NullIfEmpty(),
                         serviceName = path,
-                        multiMode = _node.HeaderType == Global.GrpcMultiMode,
+                        multiMode = headerType == Global.GrpcMultiMode,
                         idle_timeout = _config.GrpcItem.IdleTimeout,
                         health_check_timeout = _config.GrpcItem.HealthCheckTimeout,
                         permit_without_stream = _config.GrpcItem.PermitWithoutStream,
@@ -640,20 +643,20 @@ public partial class CoreConfigV2rayService
                     break;
 
                 default:
-                    //tcp
-                    if (_node.HeaderType == Global.TcpHeaderHttp)
+                    // raw
+                    if (headerType == Global.RawHeaderHttp)
                     {
-                        TcpSettings4Ray tcpSettings = new()
+                        RawSettings4Ray rawSettings = new()
                         {
                             header = new Header4Ray
                             {
-                                type = _node.HeaderType
+                                type = headerType
                             }
                         };
 
                         //request Host
                         var request = EmbedUtils.GetEmbedText(Global.V2raySampleHttpRequestFileName);
-                        var useragentValue = Global.TcpHttpUserAgentTexts.GetValueOrDefault(useragent, useragent);
+                        var useragentValue = Global.RawHttpUserAgentTexts.GetValueOrDefault(useragent, useragent);
                         var arrHost = host.Split(',');
                         var host2 = string.Join(",".AppendQuotes(), arrHost);
                         request = request.Replace("$requestHost$", $"{host2.AppendQuotes()}");
@@ -666,9 +669,9 @@ public partial class CoreConfigV2rayService
                             pathHttp = string.Join(",".AppendQuotes(), arrPath);
                         }
                         request = request.Replace("$requestPath$", $"{pathHttp.AppendQuotes()}");
-                        tcpSettings.header.request = JsonUtils.Deserialize<object>(request);
+                        rawSettings.header.request = JsonUtils.Deserialize<object>(request);
 
-                        streamSettings.tcpSettings = tcpSettings;
+                        streamSettings.rawSettings = rawSettings;
                     }
                     break;
             }

v2rayN/ServiceLib/ViewModels/AddServerViewModel.cs

@@ -73,6 +73,152 @@ public class AddServerViewModel : MyReactiveObject
     [Reactive]
     public bool NaiveQuic { get; set; }
 
+    [Reactive]
+    public string RawHeaderType { get; set; }
+
+    [Reactive]
+    public string Host { get; set; }
+
+    [Reactive]
+    public string Path { get; set; }
+
+    [Reactive]
+    public string XhttpMode { get; set; }
+
+    [Reactive]
+    public string XhttpExtra { get; set; }
+
+    [Reactive]
+    public string GrpcAuthority { get; set; }
+
+    [Reactive]
+    public string GrpcServiceName { get; set; }
+
+    [Reactive]
+    public string GrpcMode { get; set; }
+
+    [Reactive]
+    public string KcpHeaderType { get; set; }
+
+    [Reactive]
+    public string KcpSeed { get; set; }
+
+    public string TransportHeaderType
+    {
+        get => SelectedSource.GetNetwork() switch
+        {
+            nameof(ETransport.raw) => RawHeaderType,
+            nameof(ETransport.kcp) => KcpHeaderType,
+            nameof(ETransport.xhttp) => XhttpMode,
+            nameof(ETransport.grpc) => GrpcMode,
+            _ => string.Empty,
+        };
+        set
+        {
+            switch (SelectedSource.GetNetwork())
+            {
+                case nameof(ETransport.raw):
+                    RawHeaderType = value;
+                    break;
+                case nameof(ETransport.kcp):
+                    KcpHeaderType = value;
+                    break;
+                case nameof(ETransport.xhttp):
+                    XhttpMode = value;
+                    break;
+                case nameof(ETransport.grpc):
+                    GrpcMode = value;
+                    break;
+            }
+            this.RaisePropertyChanged();
+        }
+    }
+
+    public string TransportHost
+    {
+        get => SelectedSource.GetNetwork() switch
+        {
+            nameof(ETransport.raw) => Host,
+            nameof(ETransport.ws) => Host,
+            nameof(ETransport.httpupgrade) => Host,
+            nameof(ETransport.xhttp) => Host,
+            nameof(ETransport.grpc) => GrpcAuthority,
+            _ => string.Empty,
+        };
+        set
+        {
+            switch (SelectedSource.GetNetwork())
+            {
+                case nameof(ETransport.raw):
+                    Host = value;
+                    break;
+                case nameof(ETransport.ws):
+                    Host = value;
+                    break;
+                case nameof(ETransport.httpupgrade):
+                    Host = value;
+                    break;
+                case nameof(ETransport.xhttp):
+                    Host = value;
+                    break;
+                case nameof(ETransport.grpc):
+                    GrpcAuthority = value;
+                    break;
+            }
+            this.RaisePropertyChanged();
+        }
+    }
+
+    public string TransportPath
+    {
+        get => SelectedSource.GetNetwork() switch
+        {
+            nameof(ETransport.kcp) => KcpSeed,
+            nameof(ETransport.ws) => Path,
+            nameof(ETransport.httpupgrade) => Path,
+            nameof(ETransport.xhttp) => Path,
+            nameof(ETransport.grpc) => GrpcServiceName,
+            _ => string.Empty,
+        };
+        set
+        {
+            switch (SelectedSource.GetNetwork())
+            {
+                case nameof(ETransport.kcp):
+                    KcpSeed = value;
+                    break;
+                case nameof(ETransport.ws):
+                    Path = value;
+                    break;
+                case nameof(ETransport.httpupgrade):
+                    Path = value;
+                    break;
+                case nameof(ETransport.xhttp):
+                    Path = value;
+                    break;
+                case nameof(ETransport.grpc):
+                    GrpcServiceName = value;
+                    break;
+            }
+            this.RaisePropertyChanged();
+        }
+    }
+
+    public string TransportExtraText
+    {
+        get => SelectedSource.GetNetwork() == nameof(ETransport.xhttp)
+            ? XhttpExtra
+            : string.Empty;
+        set
+        {
+            if (SelectedSource.GetNetwork() == nameof(ETransport.xhttp))
+            {
+                XhttpExtra = value;
+            }
+            this.RaisePropertyChanged();
+        }
+    }
+
     public ReactiveCommand<Unit, Unit> FetchCertCmd { get; }
     public ReactiveCommand<Unit, Unit> FetchCertChainCmd { get; }
     public ReactiveCommand<Unit, Unit> SaveCmd { get; }
@@ -101,14 +247,21 @@ public class AddServerViewModel : MyReactiveObject
         this.WhenAnyValue(x => x.CertSha)
             .Subscribe(_ => UpdateCertTip());
 
+        this.WhenAnyValue(x => x.SelectedSource.Network)
+            .Subscribe(_ =>
+            {
+                this.RaisePropertyChanged(nameof(TransportHeaderType));
+                this.RaisePropertyChanged(nameof(TransportHost));
+                this.RaisePropertyChanged(nameof(TransportPath));
+                this.RaisePropertyChanged(nameof(TransportExtraText));
+            });
+
         this.WhenAnyValue(x => x.Cert)
             .Subscribe(_ => UpdateCertSha());
 
         if (profileItem.IndexId.IsNullOrEmpty())
         {
             profileItem.Network = Global.DefaultNetwork;
-            profileItem.HeaderType = Global.None;
-            profileItem.RequestHost = "";
             profileItem.StreamSecurity = "";
             SelectedSource = profileItem;
         }
@@ -121,6 +274,7 @@ public class AddServerViewModel : MyReactiveObject
         CertSha = SelectedSource?.CertSha?.ToString() ?? string.Empty;
 
         var protocolExtra = SelectedSource?.GetProtocolExtra();
+        var transport = protocolExtra?.Transport ?? new TransportExtra();
         Ports = protocolExtra?.Ports ?? string.Empty;
         AlterId = int.TryParse(protocolExtra?.AlterId, out var result) ? result : 0;
         Flow = protocolExtra?.Flow ?? string.Empty;
@@ -139,6 +293,18 @@ public class AddServerViewModel : MyReactiveObject
         CongestionControl = protocolExtra?.CongestionControl ?? string.Empty;
         InsecureConcurrency = protocolExtra?.InsecureConcurrency > 0 ? protocolExtra.InsecureConcurrency : null;
         NaiveQuic = protocolExtra?.NaiveQuic ?? false;
+
+        RawHeaderType = transport.RawHeaderType ?? Global.None;
+        Host = transport.Host ?? string.Empty;
+        Path = transport.Path ?? string.Empty;
+        XhttpMode = transport.XhttpMode ?? Global.DefaultXhttpMode;
+        XhttpExtra = transport.XhttpExtra ?? string.Empty;
+        GrpcAuthority = transport.GrpcAuthority ?? string.Empty;
+        GrpcServiceName = transport.GrpcServiceName ?? string.Empty;
+        GrpcMode = transport.GrpcMode.IsNullOrEmpty() ? Global.GrpcGunMode : transport.GrpcMode;
+        KcpHeaderType = transport.KcpHeaderType.IsNullOrEmpty() ? Global.None : transport.KcpHeaderType;
+        KcpSeed = transport.KcpSeed ?? string.Empty;
+
     }
 
     private async Task SaveServerAsync()
@@ -185,8 +351,28 @@ public class AddServerViewModel : MyReactiveObject
         SelectedSource.CoreType = CoreType.IsNullOrEmpty() ? null : (ECoreType)Enum.Parse(typeof(ECoreType), CoreType);
         SelectedSource.Cert = Cert.IsNullOrEmpty() ? string.Empty : Cert;
         SelectedSource.CertSha = CertSha.IsNullOrEmpty() ? string.Empty : CertSha;
+        if (!Global.Networks.Contains(SelectedSource.Network))
+        {
+            SelectedSource.Network = Global.DefaultNetwork;
+        }
+
+        var transport = new TransportExtra
+        {
+            RawHeaderType = RawHeaderType.NullIfEmpty(),
+            Host = Host.NullIfEmpty(),
+            Path = Path.NullIfEmpty(),
+            XhttpMode = XhttpMode.NullIfEmpty(),
+            XhttpExtra = XhttpExtra.NullIfEmpty(),
+            GrpcAuthority = GrpcAuthority.NullIfEmpty(),
+            GrpcServiceName = GrpcServiceName.NullIfEmpty(),
+            GrpcMode = GrpcMode.NullIfEmpty(),
+            KcpHeaderType = KcpHeaderType.NullIfEmpty(),
+            KcpSeed = KcpSeed.NullIfEmpty(),
+        };
+
         SelectedSource.SetProtocolExtra(SelectedSource.GetProtocolExtra() with
         {
+            Transport = transport,
             Ports = Ports.NullIfEmpty(),
             AlterId = AlterId > 0 ? AlterId.ToString() : null,
             Flow = Flow.NullIfEmpty(),
@@ -261,7 +447,7 @@ public class AddServerViewModel : MyReactiveObject
         var serverName = SelectedSource.Sni;
         if (serverName.IsNullOrEmpty())
         {
-            serverName = SelectedSource.RequestHost;
+            serverName = GetCurrentTransportHost();
         }
         if (serverName.IsNullOrEmpty())
         {
@@ -286,7 +472,7 @@ public class AddServerViewModel : MyReactiveObject
         var serverName = SelectedSource.Sni;
         if (serverName.IsNullOrEmpty())
         {
-            serverName = SelectedSource.RequestHost;
+            serverName = GetCurrentTransportHost();
         }
         if (serverName.IsNullOrEmpty())
         {
@@ -301,4 +487,17 @@ public class AddServerViewModel : MyReactiveObject
         Cert = CertPemManager.ConcatenatePemChain(certs);
         UpdateCertTip(certError);
     }
+
+    private string GetCurrentTransportHost()
+    {
+        return SelectedSource.GetNetwork() switch
+        {
+            nameof(ETransport.raw) => Host,
+            nameof(ETransport.ws) => Host,
+            nameof(ETransport.httpupgrade) => Host,
+            nameof(ETransport.xhttp) => Host,
+            nameof(ETransport.grpc) => GrpcAuthority,
+            _ => string.Empty,
+        };
+    }
 }

v2rayN/ServiceLib/ViewModels/OptionSettingViewModel.cs

@@ -20,6 +20,7 @@ public class OptionSettingViewModel : MyReactiveObject
     [Reactive] public bool defAllowInsecure { get; set; }
     [Reactive] public string defFingerprint { get; set; }
     [Reactive] public string defUserAgent { get; set; }
+    [Reactive] public string sendThrough { get; set; }
     [Reactive] public string mux4SboxProtocol { get; set; }
     [Reactive] public bool enableCacheFile4Sbox { get; set; }
     [Reactive] public int? hyUpMbps { get; set; }
@@ -154,6 +155,7 @@ public class OptionSettingViewModel : MyReactiveObject
         defAllowInsecure = _config.CoreBasicItem.DefAllowInsecure;
         defFingerprint = _config.CoreBasicItem.DefFingerprint;
         defUserAgent = _config.CoreBasicItem.DefUserAgent;
+        sendThrough = _config.CoreBasicItem.SendThrough;
         mux4SboxProtocol = _config.Mux4SboxItem.Protocol;
         enableCacheFile4Sbox = _config.CoreBasicItem.EnableCacheFile4Sbox;
         hyUpMbps = _config.HysteriaItem.UpMbps;
@@ -297,6 +299,12 @@ public class OptionSettingViewModel : MyReactiveObject
             NoticeManager.Instance.Enqueue(ResUI.FillLocalListeningPort);
             return;
         }
+        var sendThroughValue = sendThrough?.TrimEx();
+        if (sendThroughValue.IsNotEmpty() && !Utils.IsIpv4(sendThroughValue))
+        {
+            NoticeManager.Instance.Enqueue(ResUI.FillCorrectSendThroughIPv4);
+            return;
+        }
         var needReboot = EnableStatistics != _config.GuiItem.EnableStatistics
                           || DisplayRealTimeSpeed != _config.GuiItem.DisplayRealTimeSpeed
                         || EnableDragDropSort != _config.UiItem.EnableDragDropSort
@@ -336,6 +344,7 @@ public class OptionSettingViewModel : MyReactiveObject
         _config.CoreBasicItem.DefAllowInsecure = defAllowInsecure;
         _config.CoreBasicItem.DefFingerprint = defFingerprint;
         _config.CoreBasicItem.DefUserAgent = defUserAgent;
+        _config.CoreBasicItem.SendThrough = sendThrough?.TrimEx();
         _config.Mux4SboxItem.Protocol = mux4SboxProtocol;
         _config.CoreBasicItem.EnableCacheFile4Sbox = enableCacheFile4Sbox;
         _config.HysteriaItem.UpMbps = hyUpMbps ?? 0;

v2rayN/v2rayN.Desktop/Views/AddServerWindow.axaml

@@ -690,128 +690,279 @@
                 <Grid
                     x:Name="gridTransport"
                     Grid.Row="4"
-                    ColumnDefinitions="300,Auto,Auto"
-                    RowDefinitions="Auto,Auto,Auto,Auto,Auto,Auto,Auto,Auto">
+                    RowDefinitions="Auto,Auto,Auto">
 
                     <TextBlock
                         Grid.Row="0"
-                        Grid.ColumnSpan="2"
                         Margin="{StaticResource Margin4}"
                         Text="{x:Static resx:ResUI.GbTransport}" />
 
+                    <Grid Grid.Row="1" ColumnDefinitions="300,Auto,Auto">
                         <TextBlock
-                        Grid.Row="1"
                             Grid.Column="0"
                             Margin="{StaticResource Margin4}"
                             VerticalAlignment="Center"
                             Text="{x:Static resx:ResUI.TbNetwork}" />
                         <ComboBox
                             x:Name="cmbNetwork"
-                        Grid.Row="1"
                             Grid.Column="1"
                             Width="200"
                             Margin="{StaticResource Margin4}" />
                         <TextBlock
-                        Grid.Row="1"
                             Grid.Column="2"
                             Margin="{StaticResource Margin4}"
                             VerticalAlignment="Center"
                             Text="{x:Static resx:ResUI.TipNetwork}" />
+                    </Grid>
 
+                    <Grid Grid.Row="2">
+                        <Grid
+                            x:Name="gridTransportRaw"
+                            IsVisible="False"
+                            RowDefinitions="Auto,Auto">
+                            <Grid Grid.Row="0" ColumnDefinitions="300,Auto">
+                                <TextBlock
+                                    Grid.Row="0"
+                                    Grid.Column="0"
+                                    Margin="{StaticResource Margin4}"
+                                    VerticalAlignment="Center"
+                                    Text="{x:Static resx:ResUI.TransportHeaderType1}" />
+                                <ComboBox
+                                    x:Name="cmbHeaderTypeRaw"
+                                    Grid.Row="0"
+                                    Grid.Column="1"
+                                    Width="200"
+                                    Margin="{StaticResource Margin4}" />
+                            </Grid>
+
+                            <Grid
+                                x:Name="gridTransportRawHttp"
+                                Grid.Row="1"
+                                ColumnDefinitions="300,Auto"
+                                IsVisible="False"
+                                RowDefinitions="Auto,Auto">
+                                <TextBlock
+                                    Grid.Row="0"
+                                    Grid.Column="0"
+                                    Margin="{StaticResource Margin4}"
+                                    VerticalAlignment="Center"
+                                    Text="{x:Static resx:ResUI.TbCamouflageDomain}" />
+                                <TextBox
+                                    x:Name="txtRequestHostRaw"
+                                    Grid.Row="0"
+                                    Grid.Column="1"
+                                    Width="400"
+                                    Margin="{StaticResource Margin4}" />
+                                <TextBlock
+                                    Grid.Row="1"
+                                    Grid.Column="0"
+                                    Margin="{StaticResource Margin4}"
+                                    VerticalAlignment="Center"
+                                    Text="{x:Static resx:ResUI.TbPath}" />
+                                <TextBox
+                                    x:Name="txtPathRaw"
+                                    Grid.Row="1"
+                                    Grid.Column="1"
+                                    Width="400"
+                                    Margin="{StaticResource Margin4}" />
+                            </Grid>
+                        </Grid>
+
+                        <Grid
+                            x:Name="gridTransportXhttp"
+                            ColumnDefinitions="300,Auto"
+                            IsVisible="False"
+                            RowDefinitions="Auto,Auto,Auto,Auto">
+                            <TextBlock
+                                Grid.Row="0"
+                                Grid.Column="0"
+                                Margin="{StaticResource Margin4}"
+                                VerticalAlignment="Center"
+                                Text="{x:Static resx:ResUI.TransportHeaderType5}" />
+                            <ComboBox
+                                x:Name="cmbHeaderTypeXhttp"
+                                Grid.Row="0"
+                                Grid.Column="1"
+                                Width="200"
+                                Margin="{StaticResource Margin4}" />
+                            <TextBlock
+                                Grid.Row="1"
+                                Grid.Column="0"
+                                Margin="{StaticResource Margin4}"
+                                VerticalAlignment="Center"
+                                Text="{x:Static resx:ResUI.TbHost}" />
+                            <TextBox
+                                x:Name="txtRequestHostXhttp"
+                                Grid.Row="1"
+                                Grid.Column="1"
+                                Width="400"
+                                Margin="{StaticResource Margin4}" />
                             <TextBlock
-                        x:Name="labHeaderType"
                                 Grid.Row="2"
                                 Grid.Column="0"
                                 Margin="{StaticResource Margin4}"
                                 VerticalAlignment="Center"
-                        Text="{x:Static resx:ResUI.TbHeaderType}" />
-                    <StackPanel
+                                Text="{x:Static resx:ResUI.TbPath}" />
+                            <TextBox
+                                x:Name="txtPathXhttp"
                                 Grid.Row="2"
                                 Grid.Column="1"
-                        VerticalAlignment="Center"
-                        Orientation="Horizontal">
-                        <ComboBox
-                            x:Name="cmbHeaderType"
-                            Width="200"
+                                Width="400"
                                 Margin="{StaticResource Margin4}" />
-
-                        <Button
-                            x:Name="btnExtra"
-                            Margin="{StaticResource MarginLr8}"
-                            Classes="IconButton">
-                            <Button.Content>
-                                <PathIcon Data="{StaticResource SemiIconMore}">
-                                    <PathIcon.RenderTransform>
-                                        <RotateTransform Angle="90" />
-                                    </PathIcon.RenderTransform>
-                                </PathIcon>
-                            </Button.Content>
-                            <Button.Flyout>
-                                <Flyout>
-                                    <StackPanel>
                             <TextBlock
+                                Grid.Row="3"
+                                Grid.Column="0"
                                 Margin="{StaticResource Margin4}"
-                                            VerticalAlignment="Center"
-                                            Text="{x:Static resx:ResUI.TransportExtraTip}" />
+                                VerticalAlignment="Top"
+                                Text="{x:Static resx:ResUI.TransportExtraTip}"
+                                TextWrapping="Wrap" />
                             <views:JsonEditor
-                                            x:Name="txtExtra"
+                                x:Name="txtExtraXhttp"
+                                Grid.Row="3"
+                                Grid.Column="1"
                                 Width="400"
                                 MinHeight="100"
                                 Margin="{StaticResource Margin4}"
                                 HorizontalAlignment="Stretch"
                                 VerticalAlignment="Center" />
-                                    </StackPanel>
-                                </Flyout>
-                            </Button.Flyout>
-                        </Button>
-                    </StackPanel>
+                        </Grid>
+
+                        <Grid
+                            x:Name="gridTransportKcp"
+                            ColumnDefinitions="300,Auto"
+                            IsVisible="False"
+                            RowDefinitions="Auto,Auto">
+                            <TextBlock
+                                Grid.Row="0"
+                                Grid.Column="0"
+                                Margin="{StaticResource Margin4}"
+                                VerticalAlignment="Center"
+                                Text="{x:Static resx:ResUI.TransportHeaderType2}" />
+                            <ComboBox
+                                x:Name="cmbHeaderTypeKcp"
+                                Grid.Row="0"
+                                Grid.Column="1"
+                                Width="200"
+                                Margin="{StaticResource Margin4}" />
+                            <TextBlock
+                                Grid.Row="1"
+                                Grid.Column="0"
+                                Margin="{StaticResource Margin4}"
+                                VerticalAlignment="Center"
+                                Text="Seed" />
+                            <TextBox
+                                x:Name="txtKcpSeed"
+                                Grid.Row="1"
+                                Grid.Column="1"
+                                Width="400"
+                                Margin="{StaticResource Margin4}" />
+                        </Grid>
+
+                        <Grid
+                            x:Name="gridTransportGrpc"
+                            ColumnDefinitions="300,Auto"
+                            IsVisible="False"
+                            RowDefinitions="Auto,Auto,Auto">
+                            <TextBlock
+                                Grid.Row="0"
+                                Grid.Column="0"
+                                Margin="{StaticResource Margin4}"
+                                VerticalAlignment="Center"
+                                Text="{x:Static resx:ResUI.TransportHeaderType4}" />
+                            <ComboBox
+                                x:Name="cmbHeaderTypeGrpc"
+                                Grid.Row="0"
+                                Grid.Column="1"
+                                Width="200"
+                                Margin="{StaticResource Margin4}" />
+                            <TextBlock
+                                Grid.Row="1"
+                                Grid.Column="0"
+                                Margin="{StaticResource Margin4}"
+                                VerticalAlignment="Center"
+                                Text="{x:Static resx:ResUI.TransportRequestHostTip5}" />
+                            <TextBox
+                                x:Name="txtRequestHostGrpc"
+                                Grid.Row="1"
+                                Grid.Column="1"
+                                Width="400"
+                                Margin="{StaticResource Margin4}" />
                             <TextBlock
-                        x:Name="tipHeaderType"
                                 Grid.Row="2"
-                        Grid.Column="2"
-                        Margin="{StaticResource Margin4}"
-                        VerticalAlignment="Center"
-                        Text="{x:Static resx:ResUI.TbHeaderType}" />
-
-                    <TextBlock
-                        Grid.Row="3"
                                 Grid.Column="0"
                                 Margin="{StaticResource Margin4}"
                                 VerticalAlignment="Center"
-                        Text="{x:Static resx:ResUI.TbRequestHost}" />
+                                Text="{x:Static resx:ResUI.TransportPathTip4}" />
                             <TextBox
-                        x:Name="txtRequestHost"
-                        Grid.Row="3"
+                                x:Name="txtPathGrpc"
+                                Grid.Row="2"
+                                Grid.Column="1"
+                                Width="400"
+                                Margin="{StaticResource Margin4}" />
+                        </Grid>
+
+                        <Grid
+                            x:Name="gridTransportWs"
+                            ColumnDefinitions="300,Auto"
+                            IsVisible="False"
+                            RowDefinitions="Auto,Auto">
+                            <TextBlock
+                                Grid.Row="0"
+                                Grid.Column="0"
+                                Margin="{StaticResource Margin4}"
+                                VerticalAlignment="Center"
+                                Text="{x:Static resx:ResUI.TbHost}" />
+                            <TextBox
+                                x:Name="txtRequestHostWs"
+                                Grid.Row="0"
                                 Grid.Column="1"
                                 Width="400"
                                 Margin="{StaticResource Margin4}" />
                             <TextBlock
-                        x:Name="tipRequestHost"
-                        Grid.Row="3"
-                        Grid.Column="2"
-                        Margin="{StaticResource Margin4}"
-                        VerticalAlignment="Center"
-                        Text="{x:Static resx:ResUI.TbRequestHost}" />
-
-                    <TextBlock
-                        Grid.Row="4"
+                                Grid.Row="1"
                                 Grid.Column="0"
                                 Margin="{StaticResource Margin4}"
                                 VerticalAlignment="Center"
                                 Text="{x:Static resx:ResUI.TbPath}" />
                             <TextBox
-                        x:Name="txtPath"
-                        Grid.Row="4"
+                                x:Name="txtPathWs"
+                                Grid.Row="1"
+                                Grid.Column="1"
+                                Width="400"
+                                Margin="{StaticResource Margin4}" />
+                        </Grid>
+
+                        <Grid
+                            x:Name="gridTransportHttpupgrade"
+                            ColumnDefinitions="300,Auto"
+                            IsVisible="False"
+                            RowDefinitions="Auto,Auto">
+                            <TextBlock
+                                Grid.Row="0"
+                                Grid.Column="0"
+                                Margin="{StaticResource Margin4}"
+                                VerticalAlignment="Center"
+                                Text="{x:Static resx:ResUI.TbHost}" />
+                            <TextBox
+                                x:Name="txtRequestHostHttpupgrade"
+                                Grid.Row="0"
                                 Grid.Column="1"
                                 Width="400"
                                 Margin="{StaticResource Margin4}" />
                             <TextBlock
-                        x:Name="tipPath"
-                        Grid.Row="4"
-                        Grid.Column="2"
+                                Grid.Row="1"
+                                Grid.Column="0"
                                 Margin="{StaticResource Margin4}"
                                 VerticalAlignment="Center"
                                 Text="{x:Static resx:ResUI.TbPath}" />
+                            <TextBox
+                                x:Name="txtPathHttpupgrade"
+                                Grid.Row="1"
+                                Grid.Column="1"
+                                Width="400"
+                                Margin="{StaticResource Margin4}" />
+                        </Grid>
+                    </Grid>
                 </Grid>
 
                 <Grid

v2rayN/v2rayN.Desktop/Views/AddServerWindow.axaml.cs

@@ -16,6 +16,7 @@ public partial class AddServerWindow : WindowBase<AddServerViewModel>
         Loaded += Window_Loaded;
         btnCancel.Click += (s, e) => Close();
         cmbNetwork.SelectionChanged += CmbNetwork_SelectionChanged;
+        cmbHeaderTypeRaw.SelectionChanged += CmbHeaderTypeRaw_SelectionChanged;
         cmbStreamSecurity.SelectionChanged += CmbStreamSecurity_SelectionChanged;
         btnGUID.Click += btnGUID_Click;
         btnGUID5.Click += btnGUID_Click;
@@ -24,6 +25,16 @@ public partial class AddServerWindow : WindowBase<AddServerViewModel>
 
         cmbCoreType.ItemsSource = Global.CoreTypes.AppendEmpty();
         cmbNetwork.ItemsSource = Global.Networks;
+
+        cmbHeaderTypeRaw.ItemsSource = new List<string> { Global.None, Global.RawHeaderHttp };
+
+        var kcpHeaderTypes = new List<string> { Global.None };
+        kcpHeaderTypes.AddRange(Global.KcpHeaderTypes);
+        cmbHeaderTypeKcp.ItemsSource = kcpHeaderTypes;
+
+        cmbHeaderTypeXhttp.ItemsSource = Global.XhttpMode;
+        cmbHeaderTypeGrpc.ItemsSource = new List<string> { Global.GrpcGunMode, Global.GrpcMultiMode };
+
         cmbFingerprint.ItemsSource = Global.Fingerprints;
         cmbFingerprint2.ItemsSource = Global.Fingerprints;
         cmbAllowInsecure.ItemsSource = Global.AllowInsecure;
@@ -201,10 +212,27 @@ public partial class AddServerWindow : WindowBase<AddServerViewModel>
                     break;
             }
             this.Bind(ViewModel, vm => vm.SelectedSource.Network, v => v.cmbNetwork.SelectedValue).DisposeWith(disposables);
-            this.Bind(ViewModel, vm => vm.SelectedSource.HeaderType, v => v.cmbHeaderType.SelectedValue).DisposeWith(disposables);
-            this.Bind(ViewModel, vm => vm.SelectedSource.RequestHost, v => v.txtRequestHost.Text).DisposeWith(disposables);
-            this.Bind(ViewModel, vm => vm.SelectedSource.Path, v => v.txtPath.Text).DisposeWith(disposables);
-            this.Bind(ViewModel, vm => vm.SelectedSource.Extra, v => v.txtExtra.Text).DisposeWith(disposables);
+            this.Bind(ViewModel, vm => vm.RawHeaderType, v => v.cmbHeaderTypeRaw.SelectedValue).DisposeWith(disposables);
+            this.Bind(ViewModel, vm => vm.Host, v => v.txtRequestHostRaw.Text).DisposeWith(disposables);
+            this.Bind(ViewModel, vm => vm.Path, v => v.txtPathRaw.Text).DisposeWith(disposables);
+
+            this.Bind(ViewModel, vm => vm.KcpHeaderType, v => v.cmbHeaderTypeKcp.SelectedValue).DisposeWith(disposables);
+            this.Bind(ViewModel, vm => vm.KcpSeed, v => v.txtKcpSeed.Text).DisposeWith(disposables);
+
+            this.Bind(ViewModel, vm => vm.Host, v => v.txtRequestHostWs.Text).DisposeWith(disposables);
+            this.Bind(ViewModel, vm => vm.Path, v => v.txtPathWs.Text).DisposeWith(disposables);
+
+            this.Bind(ViewModel, vm => vm.Host, v => v.txtRequestHostHttpupgrade.Text).DisposeWith(disposables);
+            this.Bind(ViewModel, vm => vm.Path, v => v.txtPathHttpupgrade.Text).DisposeWith(disposables);
+
+            this.Bind(ViewModel, vm => vm.XhttpMode, v => v.cmbHeaderTypeXhttp.SelectedValue).DisposeWith(disposables);
+            this.Bind(ViewModel, vm => vm.Host, v => v.txtRequestHostXhttp.Text).DisposeWith(disposables);
+            this.Bind(ViewModel, vm => vm.Path, v => v.txtPathXhttp.Text).DisposeWith(disposables);
+            this.Bind(ViewModel, vm => vm.XhttpExtra, v => v.txtExtraXhttp.Text).DisposeWith(disposables);
+
+            this.Bind(ViewModel, vm => vm.GrpcMode, v => v.cmbHeaderTypeGrpc.SelectedValue).DisposeWith(disposables);
+            this.Bind(ViewModel, vm => vm.GrpcAuthority, v => v.txtRequestHostGrpc.Text).DisposeWith(disposables);
+            this.Bind(ViewModel, vm => vm.GrpcServiceName, v => v.txtPathGrpc.Text).DisposeWith(disposables);
 
             this.Bind(ViewModel, vm => vm.SelectedSource.StreamSecurity, v => v.cmbStreamSecurity.SelectedValue).DisposeWith(disposables);
             this.Bind(ViewModel, vm => vm.SelectedSource.Sni, v => v.txtSNI.Text).DisposeWith(disposables);
@@ -253,8 +281,12 @@ public partial class AddServerWindow : WindowBase<AddServerViewModel>
 
     private void CmbNetwork_SelectionChanged(object? sender, SelectionChangedEventArgs e)
     {
-        SetHeaderType();
-        SetTips();
+        SetTransportGridVisibility();
+    }
+
+    private void CmbHeaderTypeRaw_SelectionChanged(object? sender, SelectionChangedEventArgs e)
+    {
+        SetRawHttpFieldsVisibility();
     }
 
     private void CmbStreamSecurity_SelectionChanged(object? sender, SelectionChangedEventArgs e)
@@ -283,102 +315,60 @@ public partial class AddServerWindow : WindowBase<AddServerViewModel>
         txtId5.Text = Utils.GetGuid();
     }
 
-    private void SetHeaderType()
+    private void SetTransportGridVisibility()
     {
-        var lstHeaderType = new List<string>();
-
-        var network = cmbNetwork.SelectedItem.ToString();
-        if (network.IsNullOrEmpty())
-        {
-            lstHeaderType.Add(Global.None);
-            cmbHeaderType.ItemsSource = lstHeaderType;
-            cmbHeaderType.SelectedIndex = 0;
-            return;
-        }
-
-        if (network == nameof(ETransport.tcp))
-        {
-            lstHeaderType.Add(Global.None);
-            lstHeaderType.Add(Global.TcpHeaderHttp);
-        }
-        else if (network is nameof(ETransport.kcp) or nameof(ETransport.quic))
-        {
-            lstHeaderType.Add(Global.None);
-            lstHeaderType.AddRange(Global.KcpHeaderTypes);
-        }
-        else if (network is nameof(ETransport.xhttp))
-        {
-            lstHeaderType.AddRange(Global.XhttpMode);
-        }
-        else if (network == nameof(ETransport.grpc))
-        {
-            lstHeaderType.Add(Global.GrpcGunMode);
-            lstHeaderType.Add(Global.GrpcMultiMode);
-        }
-        else
-        {
-            lstHeaderType.Add(Global.None);
-        }
-        cmbHeaderType.ItemsSource = lstHeaderType;
-        cmbHeaderType.SelectedIndex = 0;
-    }
-
-    private void SetTips()
-    {
-        var network = cmbNetwork.SelectedItem.ToString();
+        var network = cmbNetwork.SelectedItem?.ToString();
         if (network.IsNullOrEmpty())
         {
             network = Global.DefaultNetwork;
         }
-        labHeaderType.IsVisible = true;
-        btnExtra.IsVisible = false;
-        tipRequestHost.Text =
-        tipPath.Text =
-        tipHeaderType.Text = string.Empty;
+
+        gridTransportRaw.IsVisible = false;
+        gridTransportKcp.IsVisible = false;
+        gridTransportWs.IsVisible = false;
+        gridTransportHttpupgrade.IsVisible = false;
+        gridTransportXhttp.IsVisible = false;
+        gridTransportGrpc.IsVisible = false;
 
         switch (network)
         {
-            case nameof(ETransport.tcp):
-                tipRequestHost.Text = ResUI.TransportRequestHostTip1;
-                tipHeaderType.Text = ResUI.TransportHeaderTypeTip1;
+            case nameof(ETransport.raw):
+                gridTransportRaw.IsVisible = true;
                 break;
-
             case nameof(ETransport.kcp):
-                tipHeaderType.Text = ResUI.TransportHeaderTypeTip2;
-                tipPath.Text = ResUI.TransportPathTip5;
+                gridTransportKcp.IsVisible = true;
                 break;
-
             case nameof(ETransport.ws):
+                gridTransportWs.IsVisible = true;
+                break;
             case nameof(ETransport.httpupgrade):
-                tipRequestHost.Text = ResUI.TransportRequestHostTip2;
-                tipPath.Text = ResUI.TransportPathTip1;
+                gridTransportHttpupgrade.IsVisible = true;
                 break;
-
             case nameof(ETransport.xhttp):
-                tipRequestHost.Text = ResUI.TransportRequestHostTip2;
-                tipPath.Text = ResUI.TransportPathTip1;
-                tipHeaderType.Text = ResUI.TransportHeaderTypeTip5;
-                labHeaderType.IsVisible = false;
-                btnExtra.IsVisible = true;
+                gridTransportXhttp.IsVisible = true;
                 break;
-
-            case nameof(ETransport.h2):
-                tipRequestHost.Text = ResUI.TransportRequestHostTip3;
-                tipPath.Text = ResUI.TransportPathTip2;
-                break;
-
-            case nameof(ETransport.quic):
-                tipRequestHost.Text = ResUI.TransportRequestHostTip4;
-                tipPath.Text = ResUI.TransportPathTip3;
-                tipHeaderType.Text = ResUI.TransportHeaderTypeTip3;
-                break;
-
             case nameof(ETransport.grpc):
-                tipRequestHost.Text = ResUI.TransportRequestHostTip5;
-                tipPath.Text = ResUI.TransportPathTip4;
-                tipHeaderType.Text = ResUI.TransportHeaderTypeTip4;
-                labHeaderType.IsVisible = false;
+                gridTransportGrpc.IsVisible = true;
+                break;
+            default:
+                gridTransportRaw.IsVisible = true;
                 break;
         }
+
+        SetRawHttpFieldsVisibility();
+    }
+
+    private void SetRawHttpFieldsVisibility()
+    {
+        var network = cmbNetwork.SelectedItem?.ToString();
+        if (network.IsNullOrEmpty())
+        {
+            network = Global.DefaultNetwork;
+        }
+
+        var rawHeaderType = cmbHeaderTypeRaw.SelectedItem?.ToString();
+        var showRawHttpFields = network == nameof(ETransport.raw)
+                                && rawHeaderType == Global.RawHeaderHttp;
+        gridTransportRawHttp.IsVisible = showRawHttpFields;
     }
 }

v2rayN/v2rayN.Desktop/Views/OptionSettingWindow.axaml

@@ -325,6 +325,27 @@
                             Grid.Column="1"
                             Margin="{StaticResource Margin4}"
                             HorizontalAlignment="Left" />
+
+                        <TextBlock
+                            Grid.Row="21"
+                            Grid.Column="0"
+                            Margin="{StaticResource Margin4}"
+                            VerticalAlignment="Center"
+                            Text="{x:Static resx:ResUI.TbSettingsSendThrough}" />
+                        <TextBox
+                            x:Name="txtsendThrough"
+                            Grid.Row="21"
+                            Grid.Column="1"
+                            Width="200"
+                            Margin="{StaticResource Margin4}"
+                            Watermark="0.0.0.0" />
+                        <TextBlock
+                            Grid.Row="21"
+                            Grid.Column="2"
+                            Margin="{StaticResource Margin4}"
+                            VerticalAlignment="Center"
+                            Text="{x:Static resx:ResUI.TbSettingsSendThroughTip}"
+                            TextWrapping="Wrap" />
                     </Grid>
                 </ScrollViewer>
             </TabItem>

v2rayN/v2rayN.Desktop/Views/OptionSettingWindow.axaml.cs

@@ -76,6 +76,7 @@ public partial class OptionSettingWindow : WindowBase<OptionSettingViewModel>
             this.Bind(ViewModel, vm => vm.defAllowInsecure, v => v.togdefAllowInsecure.IsChecked).DisposeWith(disposables);
             this.Bind(ViewModel, vm => vm.defFingerprint, v => v.cmbdefFingerprint.SelectedValue).DisposeWith(disposables);
             this.Bind(ViewModel, vm => vm.defUserAgent, v => v.cmbdefUserAgent.SelectedValue).DisposeWith(disposables);
+            this.Bind(ViewModel, vm => vm.sendThrough, v => v.txtsendThrough.Text).DisposeWith(disposables);
             this.Bind(ViewModel, vm => vm.mux4SboxProtocol, v => v.cmbmux4SboxProtocol.SelectedValue).DisposeWith(disposables);
             this.Bind(ViewModel, vm => vm.enableCacheFile4Sbox, v => v.togenableCacheFile4Sbox.IsChecked).DisposeWith(disposables);
             this.Bind(ViewModel, vm => vm.hyUpMbps, v => v.txtUpMbps.Text).DisposeWith(disposables);

v2rayN/v2rayN.sln

@@ -32,6 +32,8 @@ Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "GitHub Action", "GitHub Act
 		..\.github\workflows\winget-publish.yml = ..\.github\workflows\winget-publish.yml
 	EndProjectSection
 EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "ServiceLib.Tests", "ServiceLib.Tests\ServiceLib.Tests.csproj", "{E0B6C5C7-ED48-42EB-947A-877779E9F555}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
@@ -58,6 +60,10 @@ Global
 		{CB3DE54F-3A26-AE02-1299-311132C32156}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{CB3DE54F-3A26-AE02-1299-311132C32156}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{CB3DE54F-3A26-AE02-1299-311132C32156}.Release|Any CPU.Build.0 = Release|Any CPU
+		{E0B6C5C7-ED48-42EB-947A-877779E9F555}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{E0B6C5C7-ED48-42EB-947A-877779E9F555}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{E0B6C5C7-ED48-42EB-947A-877779E9F555}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{E0B6C5C7-ED48-42EB-947A-877779E9F555}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE

v2rayN/v2rayN.slnx

@@ -16,6 +16,7 @@
   </Folder>
   <Project Path="AmazTool/AmazTool.csproj" />
   <Project Path="GlobalHotKeys/src/GlobalHotKeys/GlobalHotKeys.csproj" />
+  <Project Path="ServiceLib.Tests/ServiceLib.Tests.csproj" />
   <Project Path="ServiceLib/ServiceLib.csproj" />
   <Project Path="v2rayN.Desktop/v2rayN.Desktop.csproj" />
   <Project Path="v2rayN/v2rayN.csproj" />

v2rayN/v2rayN/Views/AddServerWindow.xaml

@@ -150,7 +150,7 @@
                 <Grid
                     x:Name="gridVMess"
                     Grid.Row="2"
-                    Visibility="Hidden">
+                    Visibility="Collapsed">
                     <Grid.RowDefinitions>
                         <RowDefinition Height="Auto" />
                         <RowDefinition Height="Auto" />
@@ -234,7 +234,7 @@
                 <Grid
                     x:Name="gridSs"
                     Grid.Row="2"
-                    Visibility="Hidden">
+                    Visibility="Collapsed">
                     <Grid.RowDefinitions>
                         <RowDefinition Height="Auto" />
                         <RowDefinition Height="Auto" />
@@ -308,7 +308,7 @@
                 <Grid
                     x:Name="gridSocks"
                     Grid.Row="2"
-                    Visibility="Hidden">
+                    Visibility="Collapsed">
                     <Grid.RowDefinitions>
                         <RowDefinition Height="Auto" />
                         <RowDefinition Height="Auto" />
@@ -353,7 +353,7 @@
                 <Grid
                     x:Name="gridVLESS"
                     Grid.Row="2"
-                    Visibility="Hidden">
+                    Visibility="Collapsed">
                     <Grid.RowDefinitions>
                         <RowDefinition Height="Auto" />
                         <RowDefinition Height="Auto" />
@@ -437,7 +437,7 @@
                 <Grid
                     x:Name="gridTrojan"
                     Grid.Row="2"
-                    Visibility="Hidden">
+                    Visibility="Collapsed">
                     <Grid.RowDefinitions>
                         <RowDefinition Height="Auto" />
                         <RowDefinition Height="Auto" />
@@ -497,7 +497,7 @@
                 <Grid
                     x:Name="gridHysteria2"
                     Grid.Row="2"
-                    Visibility="Hidden">
+                    Visibility="Collapsed">
                     <Grid.RowDefinitions>
                         <RowDefinition Height="Auto" />
                         <RowDefinition Height="Auto" />
@@ -610,7 +610,7 @@
                 <Grid
                     x:Name="gridTuic"
                     Grid.Row="2"
-                    Visibility="Hidden">
+                    Visibility="Collapsed">
                     <Grid.RowDefinitions>
                         <RowDefinition Height="Auto" />
                         <RowDefinition Height="Auto" />
@@ -670,7 +670,7 @@
                 <Grid
                     x:Name="gridWireguard"
                     Grid.Row="2"
-                    Visibility="Hidden">
+                    Visibility="Collapsed">
                     <Grid.RowDefinitions>
                         <RowDefinition Height="Auto" />
                         <RowDefinition Height="Auto" />
@@ -767,7 +767,7 @@
                 <Grid
                     x:Name="gridAnytls"
                     Grid.Row="2"
-                    Visibility="Hidden">
+                    Visibility="Collapsed">
                     <Grid.RowDefinitions>
                         <RowDefinition Height="Auto" />
                         <RowDefinition Height="Auto" />
@@ -796,7 +796,7 @@
                 <Grid
                     x:Name="gridNaive"
                     Grid.Row="2"
-                    Visibility="Hidden">
+                    Visibility="Collapsed">
                     <Grid.RowDefinitions>
                         <RowDefinition Height="Auto" />
                         <RowDefinition Height="Auto" />
@@ -907,27 +907,21 @@
                         <RowDefinition Height="Auto" />
                         <RowDefinition Height="Auto" />
                         <RowDefinition Height="Auto" />
-                        <RowDefinition Height="Auto" />
-                        <RowDefinition Height="Auto" />
-                        <RowDefinition Height="Auto" />
-                        <RowDefinition Height="Auto" />
-                        <RowDefinition Height="Auto" />
                     </Grid.RowDefinitions>
+
+                    <TextBlock
+                        Grid.Row="0"
+                        Margin="{StaticResource Margin4}"
+                        Style="{StaticResource ModuleTitle}"
+                        Text="{x:Static resx:ResUI.GbTransport}" />
+
+                    <Grid Grid.Row="1">
                         <Grid.ColumnDefinitions>
                             <ColumnDefinition Width="300" />
                             <ColumnDefinition Width="Auto" />
                             <ColumnDefinition Width="Auto" />
                         </Grid.ColumnDefinitions>
-
                         <TextBlock
-                        Grid.Row="0"
-                        Grid.ColumnSpan="2"
-                        Margin="{StaticResource Margin4}"
-                        Style="{StaticResource ModuleTitle}"
-                        Text="{x:Static resx:ResUI.GbTransport}" />
-
-                    <TextBlock
-                        Grid.Row="1"
                             Grid.Column="0"
                             Margin="{StaticResource Margin4}"
                             VerticalAlignment="Center"
@@ -935,51 +929,154 @@
                             Text="{x:Static resx:ResUI.TbNetwork}" />
                         <ComboBox
                             x:Name="cmbNetwork"
-                        Grid.Row="1"
                             Grid.Column="1"
                             Width="200"
                             Margin="{StaticResource Margin4}"
                             Style="{StaticResource DefComboBox}" />
                         <TextBlock
-                        Grid.Row="1"
                             Grid.Column="2"
                             Margin="{StaticResource Margin4}"
                             VerticalAlignment="Center"
                             Style="{StaticResource ToolbarTextBlock}"
                             Text="{x:Static resx:ResUI.TipNetwork}" />
+                    </Grid>
 
+                    <Grid Grid.Row="2">
+                        <Grid x:Name="gridTransportRaw" Visibility="Collapsed">
+                            <Grid.RowDefinitions>
+                                <RowDefinition Height="Auto" />
+                                <RowDefinition Height="Auto" />
+                            </Grid.RowDefinitions>
+
+                            <Grid Grid.Row="0">
+                                <Grid.ColumnDefinitions>
+                                    <ColumnDefinition Width="300" />
+                                    <ColumnDefinition Width="Auto" />
+                                </Grid.ColumnDefinitions>
+                                <TextBlock
+                                    Grid.Row="0"
+                                    Grid.Column="0"
+                                    Margin="{StaticResource Margin4}"
+                                    VerticalAlignment="Center"
+                                    Style="{StaticResource ToolbarTextBlock}"
+                                    Text="{x:Static resx:ResUI.TransportHeaderType1}" />
+                                <ComboBox
+                                    x:Name="cmbHeaderTypeRaw"
+                                    Grid.Row="0"
+                                    Grid.Column="1"
+                                    Width="200"
+                                    Margin="{StaticResource Margin4}"
+                                    Style="{StaticResource DefComboBox}" />
+                            </Grid>
+
+                            <Grid
+                                x:Name="gridTransportRawHttp"
+                                Grid.Row="1"
+                                Visibility="Collapsed">
+                                <Grid.ColumnDefinitions>
+                                    <ColumnDefinition Width="300" />
+                                    <ColumnDefinition Width="Auto" />
+                                </Grid.ColumnDefinitions>
+                                <Grid.RowDefinitions>
+                                    <RowDefinition Height="Auto" />
+                                    <RowDefinition Height="Auto" />
+                                </Grid.RowDefinitions>
+                                <TextBlock
+                                    Grid.Row="0"
+                                    Grid.Column="0"
+                                    Margin="{StaticResource Margin4}"
+                                    VerticalAlignment="Center"
+                                    Style="{StaticResource ToolbarTextBlock}"
+                                    Text="{x:Static resx:ResUI.TbCamouflageDomain}" />
+                                <TextBox
+                                    x:Name="txtRequestHostRaw"
+                                    Grid.Row="0"
+                                    Grid.Column="1"
+                                    Width="400"
+                                    Margin="{StaticResource Margin4}"
+                                    Style="{StaticResource DefTextBox}" />
+                                <TextBlock
+                                    Grid.Row="1"
+                                    Grid.Column="0"
+                                    Margin="{StaticResource Margin4}"
+                                    VerticalAlignment="Center"
+                                    Style="{StaticResource ToolbarTextBlock}"
+                                    Text="{x:Static resx:ResUI.TbPath}" />
+                                <TextBox
+                                    x:Name="txtPathRaw"
+                                    Grid.Row="1"
+                                    Grid.Column="1"
+                                    Width="400"
+                                    Margin="{StaticResource Margin4}"
+                                    Style="{StaticResource DefTextBox}" />
+                            </Grid>
+                        </Grid>
+
+                        <Grid x:Name="gridTransportXhttp" Visibility="Collapsed">
+                            <Grid.ColumnDefinitions>
+                                <ColumnDefinition Width="300" />
+                                <ColumnDefinition Width="Auto" />
+                            </Grid.ColumnDefinitions>
+                            <Grid.RowDefinitions>
+                                <RowDefinition Height="Auto" />
+                                <RowDefinition Height="Auto" />
+                                <RowDefinition Height="Auto" />
+                                <RowDefinition Height="Auto" />
+                            </Grid.RowDefinitions>
+                            <TextBlock
+                                Grid.Row="0"
+                                Grid.Column="0"
+                                Margin="{StaticResource Margin4}"
+                                VerticalAlignment="Center"
+                                Style="{StaticResource ToolbarTextBlock}"
+                                Text="{x:Static resx:ResUI.TransportHeaderType5}" />
+                            <ComboBox
+                                x:Name="cmbHeaderTypeXhttp"
+                                Grid.Row="0"
+                                Grid.Column="1"
+                                Width="200"
+                                Margin="{StaticResource Margin4}"
+                                Style="{StaticResource DefComboBox}" />
+                            <TextBlock
+                                Grid.Row="1"
+                                Grid.Column="0"
+                                Margin="{StaticResource Margin4}"
+                                VerticalAlignment="Center"
+                                Style="{StaticResource ToolbarTextBlock}"
+                                Text="{x:Static resx:ResUI.TbHost}" />
+                            <TextBox
+                                x:Name="txtRequestHostXhttp"
+                                Grid.Row="1"
+                                Grid.Column="1"
+                                Width="400"
+                                Margin="{StaticResource Margin4}"
+                                Style="{StaticResource DefTextBox}" />
                             <TextBlock
-                        x:Name="labHeaderType"
                                 Grid.Row="2"
                                 Grid.Column="0"
                                 Margin="{StaticResource Margin4}"
                                 VerticalAlignment="Center"
                                 Style="{StaticResource ToolbarTextBlock}"
-                        Text="{x:Static resx:ResUI.TbHeaderType}" />
-                    <StackPanel
+                                Text="{x:Static resx:ResUI.TbPath}" />
+                            <TextBox
+                                x:Name="txtPathXhttp"
                                 Grid.Row="2"
                                 Grid.Column="1"
-                        VerticalAlignment="Center"
-                        Orientation="Horizontal">
-                        <ComboBox
-                            x:Name="cmbHeaderType"
-                            Width="200"
+                                Width="400"
                                 Margin="{StaticResource Margin4}"
-                            Style="{StaticResource DefComboBox}" />
-
-                        <materialDesign:PopupBox
-                            x:Name="popExtra"
-                            HorizontalAlignment="Right"
-                            StaysOpen="True"
-                            Style="{StaticResource MaterialDesignToolForegroundPopupBox}">
-                            <StackPanel>
+                                Style="{StaticResource DefTextBox}" />
                             <TextBlock
+                                Grid.Row="3"
+                                Grid.Column="0"
                                 Margin="{StaticResource Margin4}"
-                                    VerticalAlignment="Center"
+                                VerticalAlignment="Top"
                                 Style="{StaticResource ToolbarTextBlock}"
-                                    Text="{x:Static resx:ResUI.TransportExtraTip}" />
+                                Text="{x:Static resx:ResUI.TransportExtraTip}"
+                                TextWrapping="Wrap" />
                             <TextBox
-                                    x:Name="txtExtra"
+                                x:Name="txtExtraXhttp"
+                                Grid.Row="3"
+                                Grid.Column="1"
                                 Width="400"
                                 Margin="{StaticResource Margin4}"
                                 VerticalAlignment="Center"
@@ -987,63 +1084,179 @@
                                 MinLines="6"
                                 Style="{StaticResource MyOutlinedTextBox}"
                                 TextWrapping="Wrap" />
-                            </StackPanel>
-                        </materialDesign:PopupBox>
-                    </StackPanel>
+                        </Grid>
+
+                        <Grid x:Name="gridTransportKcp" Visibility="Collapsed">
+                            <Grid.ColumnDefinitions>
+                                <ColumnDefinition Width="300" />
+                                <ColumnDefinition Width="Auto" />
+                            </Grid.ColumnDefinitions>
+                            <Grid.RowDefinitions>
+                                <RowDefinition Height="Auto" />
+                                <RowDefinition Height="Auto" />
+                            </Grid.RowDefinitions>
+                            <TextBlock
+                                Grid.Row="0"
+                                Grid.Column="0"
+                                Margin="{StaticResource Margin4}"
+                                VerticalAlignment="Center"
+                                Style="{StaticResource ToolbarTextBlock}"
+                                Text="{x:Static resx:ResUI.TransportHeaderType2}" />
+                            <ComboBox
+                                x:Name="cmbHeaderTypeKcp"
+                                Grid.Row="0"
+                                Grid.Column="1"
+                                Width="200"
+                                Margin="{StaticResource Margin4}"
+                                Style="{StaticResource DefComboBox}" />
+                            <TextBlock
+                                Grid.Row="1"
+                                Grid.Column="0"
+                                Margin="{StaticResource Margin4}"
+                                VerticalAlignment="Center"
+                                Style="{StaticResource ToolbarTextBlock}"
+                                Text="Seed" />
+                            <TextBox
+                                x:Name="txtKcpSeed"
+                                Grid.Row="1"
+                                Grid.Column="1"
+                                Width="400"
+                                Margin="{StaticResource Margin4}"
+                                Style="{StaticResource DefTextBox}" />
+                        </Grid>
+
+                        <Grid x:Name="gridTransportGrpc" Visibility="Collapsed">
+                            <Grid.ColumnDefinitions>
+                                <ColumnDefinition Width="300" />
+                                <ColumnDefinition Width="Auto" />
+                            </Grid.ColumnDefinitions>
+                            <Grid.RowDefinitions>
+                                <RowDefinition Height="Auto" />
+                                <RowDefinition Height="Auto" />
+                                <RowDefinition Height="Auto" />
+                            </Grid.RowDefinitions>
+                            <TextBlock
+                                Grid.Row="0"
+                                Grid.Column="0"
+                                Margin="{StaticResource Margin4}"
+                                VerticalAlignment="Center"
+                                Style="{StaticResource ToolbarTextBlock}"
+                                Text="{x:Static resx:ResUI.TransportHeaderType4}" />
+                            <ComboBox
+                                x:Name="cmbHeaderTypeGrpc"
+                                Grid.Row="0"
+                                Grid.Column="1"
+                                Width="200"
+                                Margin="{StaticResource Margin4}"
+                                Style="{StaticResource DefComboBox}" />
+                            <TextBlock
+                                Grid.Row="1"
+                                Grid.Column="0"
+                                Margin="{StaticResource Margin4}"
+                                VerticalAlignment="Center"
+                                Style="{StaticResource ToolbarTextBlock}"
+                                Text="{x:Static resx:ResUI.TransportRequestHostTip5}" />
+                            <TextBox
+                                x:Name="txtRequestHostGrpc"
+                                Grid.Row="1"
+                                Grid.Column="1"
+                                Width="400"
+                                Margin="{StaticResource Margin4}"
+                                Style="{StaticResource DefTextBox}" />
                             <TextBlock
-                        x:Name="tipHeaderType"
                                 Grid.Row="2"
-                        Grid.Column="2"
-                        Margin="{StaticResource Margin4}"
-                        VerticalAlignment="Center"
-                        Style="{StaticResource ToolbarTextBlock}"
-                        Text="{x:Static resx:ResUI.TbHeaderType}" />
-
-                    <TextBlock
-                        Grid.Row="3"
                                 Grid.Column="0"
                                 Margin="{StaticResource Margin4}"
                                 VerticalAlignment="Center"
                                 Style="{StaticResource ToolbarTextBlock}"
-                        Text="{x:Static resx:ResUI.TbRequestHost}" />
+                                Text="{x:Static resx:ResUI.TransportPathTip4}" />
                             <TextBox
-                        x:Name="txtRequestHost"
-                        Grid.Row="3"
+                                x:Name="txtPathGrpc"
+                                Grid.Row="2"
+                                Grid.Column="1"
+                                Width="400"
+                                Margin="{StaticResource Margin4}"
+                                Style="{StaticResource DefTextBox}" />
+                        </Grid>
+
+                        <Grid x:Name="gridTransportWs" Visibility="Collapsed">
+                            <Grid.ColumnDefinitions>
+                                <ColumnDefinition Width="300" />
+                                <ColumnDefinition Width="Auto" />
+                            </Grid.ColumnDefinitions>
+                            <Grid.RowDefinitions>
+                                <RowDefinition Height="Auto" />
+                                <RowDefinition Height="Auto" />
+                            </Grid.RowDefinitions>
+                            <TextBlock
+                                Grid.Row="0"
+                                Grid.Column="0"
+                                Margin="{StaticResource Margin4}"
+                                VerticalAlignment="Center"
+                                Style="{StaticResource ToolbarTextBlock}"
+                                Text="{x:Static resx:ResUI.TbHost}" />
+                            <TextBox
+                                x:Name="txtRequestHostWs"
+                                Grid.Row="0"
                                 Grid.Column="1"
                                 Width="400"
                                 Margin="{StaticResource Margin4}"
                                 Style="{StaticResource DefTextBox}" />
                             <TextBlock
-                        x:Name="tipRequestHost"
-                        Grid.Row="3"
-                        Grid.Column="2"
-                        Margin="{StaticResource Margin4}"
-                        VerticalAlignment="Center"
-                        Style="{StaticResource ToolbarTextBlock}"
-                        Text="{x:Static resx:ResUI.TbRequestHost}" />
-
-                    <TextBlock
-                        Grid.Row="4"
+                                Grid.Row="1"
                                 Grid.Column="0"
                                 Margin="{StaticResource Margin4}"
                                 VerticalAlignment="Center"
                                 Style="{StaticResource ToolbarTextBlock}"
                                 Text="{x:Static resx:ResUI.TbPath}" />
                             <TextBox
-                        x:Name="txtPath"
-                        Grid.Row="4"
+                                x:Name="txtPathWs"
+                                Grid.Row="1"
+                                Grid.Column="1"
+                                Width="400"
+                                Margin="{StaticResource Margin4}"
+                                Style="{StaticResource DefTextBox}" />
+                        </Grid>
+
+                        <Grid x:Name="gridTransportHttpupgrade" Visibility="Collapsed">
+                            <Grid.ColumnDefinitions>
+                                <ColumnDefinition Width="300" />
+                                <ColumnDefinition Width="Auto" />
+                            </Grid.ColumnDefinitions>
+                            <Grid.RowDefinitions>
+                                <RowDefinition Height="Auto" />
+                                <RowDefinition Height="Auto" />
+                            </Grid.RowDefinitions>
+                            <TextBlock
+                                Grid.Row="0"
+                                Grid.Column="0"
+                                Margin="{StaticResource Margin4}"
+                                VerticalAlignment="Center"
+                                Style="{StaticResource ToolbarTextBlock}"
+                                Text="{x:Static resx:ResUI.TbHost}" />
+                            <TextBox
+                                x:Name="txtRequestHostHttpupgrade"
+                                Grid.Row="0"
                                 Grid.Column="1"
                                 Width="400"
                                 Margin="{StaticResource Margin4}"
                                 Style="{StaticResource DefTextBox}" />
                             <TextBlock
-                        x:Name="tipPath"
-                        Grid.Row="4"
-                        Grid.Column="2"
+                                Grid.Row="1"
+                                Grid.Column="0"
                                 Margin="{StaticResource Margin4}"
                                 VerticalAlignment="Center"
                                 Style="{StaticResource ToolbarTextBlock}"
                                 Text="{x:Static resx:ResUI.TbPath}" />
+                            <TextBox
+                                x:Name="txtPathHttpupgrade"
+                                Grid.Row="1"
+                                Grid.Column="1"
+                                Width="400"
+                                Margin="{StaticResource Margin4}"
+                                Style="{StaticResource DefTextBox}" />
+                        </Grid>
+                    </Grid>
                 </Grid>
 
                 <Grid x:Name="gridFinalmask" Grid.Row="5">
@@ -1117,7 +1330,7 @@
                 <Grid
                     x:Name="gridTlsMore"
                     Grid.Row="8"
-                    Visibility="Hidden">
+                    Visibility="Collapsed">
                     <Grid.RowDefinitions>
                         <RowDefinition Height="Auto" />
                         <RowDefinition Height="Auto" />
@@ -1306,7 +1519,7 @@
                 <Grid
                     x:Name="gridRealityMore"
                     Grid.Row="8"
-                    Visibility="Hidden">
+                    Visibility="Collapsed">
                     <Grid.RowDefinitions>
                         <RowDefinition Height="Auto" />
                         <RowDefinition Height="Auto" />

v2rayN/v2rayN/Views/AddServerWindow.xaml.cs

@@ -11,6 +11,7 @@ public partial class AddServerWindow
         Owner = Application.Current.MainWindow;
         Loaded += Window_Loaded;
         cmbNetwork.SelectionChanged += CmbNetwork_SelectionChanged;
+        cmbHeaderTypeRaw.SelectionChanged += CmbHeaderTypeRaw_SelectionChanged;
         cmbStreamSecurity.SelectionChanged += CmbStreamSecurity_SelectionChanged;
         btnGUID.Click += btnGUID_Click;
         btnGUID5.Click += btnGUID_Click;
@@ -19,6 +20,20 @@ public partial class AddServerWindow
 
         cmbCoreType.ItemsSource = Global.CoreTypes.AppendEmpty();
         cmbNetwork.ItemsSource = Global.Networks;
+        if (ViewModel.SelectedSource.Network.IsNullOrEmpty() || !Global.Networks.Contains(ViewModel.SelectedSource.Network))
+        {
+            ViewModel.SelectedSource.Network = Global.DefaultNetwork;
+        }
+
+        cmbHeaderTypeRaw.ItemsSource = new List<string> { Global.None, Global.RawHeaderHttp };
+
+        var kcpHeaderTypes = new List<string> { Global.None };
+        kcpHeaderTypes.AddRange(Global.KcpHeaderTypes);
+        cmbHeaderTypeKcp.ItemsSource = kcpHeaderTypes;
+
+        cmbHeaderTypeXhttp.ItemsSource = Global.XhttpMode;
+        cmbHeaderTypeGrpc.ItemsSource = new List<string> { Global.GrpcGunMode, Global.GrpcMultiMode };
+
         cmbFingerprint.ItemsSource = Global.Fingerprints;
         cmbFingerprint2.ItemsSource = Global.Fingerprints;
         cmbAllowInsecure.ItemsSource = Global.AllowInsecure;
@@ -114,7 +129,7 @@ public partial class AddServerWindow
         }
         cmbStreamSecurity.ItemsSource = lstStreamSecurity;
 
-        gridTlsMore.Visibility = Visibility.Hidden;
+        gridTlsMore.Visibility = Visibility.Collapsed;
 
         this.WhenActivated(disposables =>
         {
@@ -195,10 +210,27 @@ public partial class AddServerWindow
                     break;
             }
             this.Bind(ViewModel, vm => vm.SelectedSource.Network, v => v.cmbNetwork.Text).DisposeWith(disposables);
-            this.Bind(ViewModel, vm => vm.SelectedSource.HeaderType, v => v.cmbHeaderType.Text).DisposeWith(disposables);
-            this.Bind(ViewModel, vm => vm.SelectedSource.RequestHost, v => v.txtRequestHost.Text).DisposeWith(disposables);
-            this.Bind(ViewModel, vm => vm.SelectedSource.Path, v => v.txtPath.Text).DisposeWith(disposables);
-            this.Bind(ViewModel, vm => vm.SelectedSource.Extra, v => v.txtExtra.Text).DisposeWith(disposables);
+            this.Bind(ViewModel, vm => vm.RawHeaderType, v => v.cmbHeaderTypeRaw.Text).DisposeWith(disposables);
+            this.Bind(ViewModel, vm => vm.Host, v => v.txtRequestHostRaw.Text).DisposeWith(disposables);
+            this.Bind(ViewModel, vm => vm.Path, v => v.txtPathRaw.Text).DisposeWith(disposables);
+
+            this.Bind(ViewModel, vm => vm.KcpHeaderType, v => v.cmbHeaderTypeKcp.Text).DisposeWith(disposables);
+            this.Bind(ViewModel, vm => vm.KcpSeed, v => v.txtKcpSeed.Text).DisposeWith(disposables);
+
+            this.Bind(ViewModel, vm => vm.Host, v => v.txtRequestHostWs.Text).DisposeWith(disposables);
+            this.Bind(ViewModel, vm => vm.Path, v => v.txtPathWs.Text).DisposeWith(disposables);
+
+            this.Bind(ViewModel, vm => vm.Host, v => v.txtRequestHostHttpupgrade.Text).DisposeWith(disposables);
+            this.Bind(ViewModel, vm => vm.Path, v => v.txtPathHttpupgrade.Text).DisposeWith(disposables);
+
+            this.Bind(ViewModel, vm => vm.XhttpMode, v => v.cmbHeaderTypeXhttp.Text).DisposeWith(disposables);
+            this.Bind(ViewModel, vm => vm.Host, v => v.txtRequestHostXhttp.Text).DisposeWith(disposables);
+            this.Bind(ViewModel, vm => vm.Path, v => v.txtPathXhttp.Text).DisposeWith(disposables);
+            this.Bind(ViewModel, vm => vm.XhttpExtra, v => v.txtExtraXhttp.Text).DisposeWith(disposables);
+
+            this.Bind(ViewModel, vm => vm.GrpcMode, v => v.cmbHeaderTypeGrpc.Text).DisposeWith(disposables);
+            this.Bind(ViewModel, vm => vm.GrpcAuthority, v => v.txtRequestHostGrpc.Text).DisposeWith(disposables);
+            this.Bind(ViewModel, vm => vm.GrpcServiceName, v => v.txtPathGrpc.Text).DisposeWith(disposables);
 
             this.Bind(ViewModel, vm => vm.SelectedSource.StreamSecurity, v => v.cmbStreamSecurity.Text).DisposeWith(disposables);
             this.Bind(ViewModel, vm => vm.SelectedSource.Sni, v => v.txtSNI.Text).DisposeWith(disposables);
@@ -249,8 +281,12 @@ public partial class AddServerWindow
 
     private void CmbNetwork_SelectionChanged(object sender, SelectionChangedEventArgs e)
     {
-        SetHeaderType();
-        SetTips();
+        SetTransportGridVisibility();
+    }
+
+    private void CmbHeaderTypeRaw_SelectionChanged(object sender, SelectionChangedEventArgs e)
+    {
+        SetRawHttpFieldsVisibility();
     }
 
     private void CmbStreamSecurity_SelectionChanged(object sender, SelectionChangedEventArgs e)
@@ -259,17 +295,17 @@ public partial class AddServerWindow
         if (security == Global.StreamSecurityReality)
         {
             gridRealityMore.Visibility = Visibility.Visible;
-            gridTlsMore.Visibility = Visibility.Hidden;
+            gridTlsMore.Visibility = Visibility.Collapsed;
         }
         else if (security == Global.StreamSecurity)
         {
-            gridRealityMore.Visibility = Visibility.Hidden;
+            gridRealityMore.Visibility = Visibility.Collapsed;
             gridTlsMore.Visibility = Visibility.Visible;
         }
         else
         {
-            gridRealityMore.Visibility = Visibility.Hidden;
-            gridTlsMore.Visibility = Visibility.Hidden;
+            gridRealityMore.Visibility = Visibility.Collapsed;
+            gridTlsMore.Visibility = Visibility.Collapsed;
         }
     }
 
@@ -279,102 +315,62 @@ public partial class AddServerWindow
         txtId5.Text = Utils.GetGuid();
     }
 
-    private void SetHeaderType()
+    private void SetTransportGridVisibility()
     {
-        var lstHeaderType = new List<string>();
-
-        var network = cmbNetwork.SelectedItem.ToString();
-        if (network.IsNullOrEmpty())
-        {
-            lstHeaderType.Add(Global.None);
-            cmbHeaderType.ItemsSource = lstHeaderType;
-            cmbHeaderType.SelectedIndex = 0;
-            return;
-        }
-
-        if (network == nameof(ETransport.tcp))
-        {
-            lstHeaderType.Add(Global.None);
-            lstHeaderType.Add(Global.TcpHeaderHttp);
-        }
-        else if (network is nameof(ETransport.kcp) or nameof(ETransport.quic))
-        {
-            lstHeaderType.Add(Global.None);
-            lstHeaderType.AddRange(Global.KcpHeaderTypes);
-        }
-        else if (network is nameof(ETransport.xhttp))
-        {
-            lstHeaderType.AddRange(Global.XhttpMode);
-        }
-        else if (network == nameof(ETransport.grpc))
-        {
-            lstHeaderType.Add(Global.GrpcGunMode);
-            lstHeaderType.Add(Global.GrpcMultiMode);
-        }
-        else
-        {
-            lstHeaderType.Add(Global.None);
-        }
-        cmbHeaderType.ItemsSource = lstHeaderType;
-        cmbHeaderType.SelectedIndex = 0;
-    }
-
-    private void SetTips()
-    {
-        var network = cmbNetwork.SelectedItem.ToString();
+        var network = cmbNetwork.SelectedItem?.ToString();
         if (network.IsNullOrEmpty())
         {
             network = Global.DefaultNetwork;
         }
-        labHeaderType.Visibility = Visibility.Visible;
-        popExtra.Visibility = Visibility.Hidden;
-        tipRequestHost.Text =
-        tipPath.Text =
-        tipHeaderType.Text = string.Empty;
+
+        gridTransportRaw.Visibility = Visibility.Collapsed;
+        gridTransportKcp.Visibility = Visibility.Collapsed;
+        gridTransportWs.Visibility = Visibility.Collapsed;
+        gridTransportHttpupgrade.Visibility = Visibility.Collapsed;
+        gridTransportXhttp.Visibility = Visibility.Collapsed;
+        gridTransportGrpc.Visibility = Visibility.Collapsed;
 
         switch (network)
         {
-            case nameof(ETransport.tcp):
-                tipRequestHost.Text = ResUI.TransportRequestHostTip1;
-                tipHeaderType.Text = ResUI.TransportHeaderTypeTip1;
+            case nameof(ETransport.raw):
+                gridTransportRaw.Visibility = Visibility.Visible;
                 break;
-
             case nameof(ETransport.kcp):
-                tipHeaderType.Text = ResUI.TransportHeaderTypeTip2;
-                tipPath.Text = ResUI.TransportPathTip5;
+                gridTransportKcp.Visibility = Visibility.Visible;
                 break;
-
             case nameof(ETransport.ws):
+                gridTransportWs.Visibility = Visibility.Visible;
+                break;
             case nameof(ETransport.httpupgrade):
-                tipRequestHost.Text = ResUI.TransportRequestHostTip2;
-                tipPath.Text = ResUI.TransportPathTip1;
+                gridTransportHttpupgrade.Visibility = Visibility.Visible;
                 break;
-
             case nameof(ETransport.xhttp):
-                tipRequestHost.Text = ResUI.TransportRequestHostTip2;
-                tipPath.Text = ResUI.TransportPathTip1;
-                tipHeaderType.Text = ResUI.TransportHeaderTypeTip5;
-                labHeaderType.Visibility = Visibility.Hidden;
-                popExtra.Visibility = Visibility.Visible;
+                gridTransportXhttp.Visibility = Visibility.Visible;
                 break;
-
-            case nameof(ETransport.h2):
-                tipRequestHost.Text = ResUI.TransportRequestHostTip3;
-                tipPath.Text = ResUI.TransportPathTip2;
-                break;
-
-            case nameof(ETransport.quic):
-                tipRequestHost.Text = ResUI.TransportRequestHostTip4;
-                tipPath.Text = ResUI.TransportPathTip3;
-                tipHeaderType.Text = ResUI.TransportHeaderTypeTip3;
-                break;
-
             case nameof(ETransport.grpc):
-                tipRequestHost.Text = ResUI.TransportRequestHostTip5;
-                tipPath.Text = ResUI.TransportPathTip4;
-                tipHeaderType.Text = ResUI.TransportHeaderTypeTip4;
-                labHeaderType.Visibility = Visibility.Hidden;
+                gridTransportGrpc.Visibility = Visibility.Visible;
+                break;
+            default:
+                gridTransportRaw.Visibility = Visibility.Visible;
                 break;
         }
+
+        SetRawHttpFieldsVisibility();
+    }
+
+    private void SetRawHttpFieldsVisibility()
+    {
+        var network = cmbNetwork.SelectedItem?.ToString();
+        if (network.IsNullOrEmpty())
+        {
+            network = Global.DefaultNetwork;
+        }
+
+        var rawHeaderType = cmbHeaderTypeRaw.SelectedItem?.ToString();
+        var showRawHttpFields = network == nameof(ETransport.raw)
+                                && rawHeaderType == Global.RawHeaderHttp;
+        gridTransportRawHttp.Visibility = showRawHttpFields
+            ? Visibility.Visible
+            : Visibility.Collapsed;
     }
 }

v2rayN/v2rayN/Views/OptionSettingWindow.xaml

@@ -391,6 +391,30 @@
                             Grid.Column="1"
                             Margin="{StaticResource Margin8}"
                             HorizontalAlignment="Left" />
+
+                        <TextBlock
+                            Grid.Row="21"
+                            Grid.Column="0"
+                            Margin="{StaticResource Margin8}"
+                            VerticalAlignment="Center"
+                            Style="{StaticResource ToolbarTextBlock}"
+                            Text="{x:Static resx:ResUI.TbSettingsSendThrough}" />
+                        <TextBox
+                            x:Name="txtsendThrough"
+                            Grid.Row="21"
+                            Grid.Column="1"
+                            Width="200"
+                            Margin="{StaticResource Margin8}"
+                            Style="{StaticResource DefTextBox}"
+                            materialDesign:HintAssist.Hint="0.0.0.0" />
+                        <TextBlock
+                            Grid.Row="21"
+                            Grid.Column="2"
+                            Margin="{StaticResource Margin8}"
+                            VerticalAlignment="Center"
+                            Style="{StaticResource ToolbarTextBlock}"
+                            Text="{x:Static resx:ResUI.TbSettingsSendThroughTip}"
+                            TextWrapping="Wrap" />
                     </Grid>
                 </ScrollViewer>
             </TabItem>

v2rayN/v2rayN/Views/OptionSettingWindow.xaml.cs

@@ -73,6 +73,7 @@ public partial class OptionSettingWindow
             this.Bind(ViewModel, vm => vm.defAllowInsecure, v => v.togdefAllowInsecure.IsChecked).DisposeWith(disposables);
             this.Bind(ViewModel, vm => vm.defFingerprint, v => v.cmbdefFingerprint.Text).DisposeWith(disposables);
             this.Bind(ViewModel, vm => vm.defUserAgent, v => v.cmbdefUserAgent.Text).DisposeWith(disposables);
+            this.Bind(ViewModel, vm => vm.sendThrough, v => v.txtsendThrough.Text).DisposeWith(disposables);
             this.Bind(ViewModel, vm => vm.mux4SboxProtocol, v => v.cmbmux4SboxProtocol.Text).DisposeWith(disposables);
             this.Bind(ViewModel, vm => vm.enableCacheFile4Sbox, v => v.togenableCacheFile4Sbox.IsChecked).DisposeWith(disposables);
             this.Bind(ViewModel, vm => vm.hyUpMbps, v => v.txtUpMbps.Text).DisposeWith(disposables);