diff --git a/net/src/main/java/com/zfoo/net/packet/PacketService.java b/net/src/main/java/com/zfoo/net/packet/PacketService.java
index e0b5fbb0..176a9c43 100644
--- a/net/src/main/java/com/zfoo/net/packet/PacketService.java
+++ b/net/src/main/java/com/zfoo/net/packet/PacketService.java
@@ -14,6 +14,7 @@ package com.zfoo.net.packet;
 
 import com.zfoo.net.NetContext;
 import com.zfoo.net.router.attachment.IAttachment;
+import com.zfoo.net.router.attachment.SignalOnlyAttachment;
 import com.zfoo.net.router.route.PacketBus;
 import com.zfoo.protocol.ProtocolManager;
 import com.zfoo.protocol.buffer.ByteBufUtils;
@@ -73,6 +74,7 @@ public class PacketService implements IPacketService {
 
     private final Predicate<IProtocolRegistration> netGenerateProtocolFilter = registration
             -> ProtocolManager.moduleByModuleId(registration.module()).getName().matches(NET_COMMON_MODULE)
+            || registration.protocolConstructor().getDeclaringClass() == SignalOnlyAttachment.class
             || registration.protocolConstructor().getDeclaringClass().getSimpleName().endsWith(NET_REQUEST_SUFFIX)
             || registration.protocolConstructor().getDeclaringClass().getSimpleName().endsWith(NET_RESPONSE_SUFFIX)
             || registration.protocolConstructor().getDeclaringClass().getSimpleName().endsWith(NET_NOTICE_SUFFIX);
diff --git a/protocol/src/main/java/com/zfoo/protocol/registration/ProtocolAnalysis.java b/protocol/src/main/java/com/zfoo/protocol/registration/ProtocolAnalysis.java
index 2d2df049..4addb316 100644
--- a/protocol/src/main/java/com/zfoo/protocol/registration/ProtocolAnalysis.java
+++ b/protocol/src/main/java/com/zfoo/protocol/registration/ProtocolAnalysis.java
@@ -60,7 +60,7 @@ public class ProtocolAnalysis {
 
     // 临时变量，启动完成就会销毁，协议名称保留字符，即协议的名称不能用以下名称命名
     private static Set<String> protocolReserved = Set.of("Buffer", "ByteBuf", "ByteBuffer", "LittleEndianByteBuffer", "NormalByteBuffer"
-            , "IPacket", "IProtocolRegistration", "ProtocolManager", "IFieldRegistration"
+            , "IProtocol", "IProtocolRegistration", "ProtocolManager", "IFieldRegistration"
             , "ByteBufUtils", "ArrayUtils", "CollectionUtils"
             , "Boolean", "Byte", "Short", "Integer", "Long", "Float", "Double", "String", "Character", "Object"
             , "Collections", "Iterator", "List", "ArrayList", "Map", "HashMap", "Set", "HashSet");
diff --git a/protocol/src/main/java/com/zfoo/protocol/serializer/CutDownListSerializer.java b/protocol/src/main/java/com/zfoo/protocol/serializer/CutDownListSerializer.java
index df29046b..5d8c8dc9 100644
--- a/protocol/src/main/java/com/zfoo/protocol/serializer/CutDownListSerializer.java
+++ b/protocol/src/main/java/com/zfoo/protocol/serializer/CutDownListSerializer.java
@@ -265,7 +265,7 @@ public class CutDownListSerializer implements ICutDownSerializer {
                 }
                 break;
             default:
-                // List<IPacket>
+                // List<IProtocol>
                 if (listField.getListElementRegistration() instanceof ObjectProtocolField) {
                     var protocolId = ((ObjectProtocolField) listField.getListElementRegistration()).getProtocolId();
                     switch (language) {
diff --git a/protocol/src/main/java/com/zfoo/protocol/serializer/CutDownSetSerializer.java b/protocol/src/main/java/com/zfoo/protocol/serializer/CutDownSetSerializer.java
index 6fa73301..0f83311d 100644
--- a/protocol/src/main/java/com/zfoo/protocol/serializer/CutDownSetSerializer.java
+++ b/protocol/src/main/java/com/zfoo/protocol/serializer/CutDownSetSerializer.java
@@ -279,7 +279,7 @@ public class CutDownSetSerializer implements ICutDownSerializer {
                 }
                 break;
             default:
-                // Set<IPacket>
+                // Set<IProtocol>
                 if (setField.getSetElementRegistration() instanceof ObjectProtocolField) {
                     var protocolId = ((ObjectProtocolField) setField.getSetElementRegistration()).getProtocolId();
                     switch (language) {
diff --git a/protocol/src/main/java/com/zfoo/protocol/serializer/csharp/GenerateCsUtils.java b/protocol/src/main/java/com/zfoo/protocol/serializer/csharp/GenerateCsUtils.java
index bef3c2de..cb4118b5 100644
--- a/protocol/src/main/java/com/zfoo/protocol/serializer/csharp/GenerateCsUtils.java
+++ b/protocol/src/main/java/com/zfoo/protocol/serializer/csharp/GenerateCsUtils.java
@@ -87,7 +87,7 @@ public abstract class GenerateCsUtils {
     public static void createProtocolManager() throws IOException {
         var list = List.of("csharp/ProtocolManager.cs"
                 , "csharp/IProtocolRegistration.cs"
-                , "csharp/IPacket.cs"
+                , "csharp/IProtocol.cs"
                 , "csharp/Buffer/ByteBuffer.cs"
                 , "csharp/Buffer/LittleEndianByteBuffer.cs"
                 , "csharp/Buffer/BigEndianByteBuffer.cs");
diff --git a/protocol/src/main/resources/csharp/Buffer/ByteBuffer.cs b/protocol/src/main/resources/csharp/Buffer/ByteBuffer.cs
index 170222aa..2f8a5a1a 100644
--- a/protocol/src/main/resources/csharp/Buffer/ByteBuffer.cs
+++ b/protocol/src/main/resources/csharp/Buffer/ByteBuffer.cs
@@ -563,7 +563,7 @@ namespace CsProtocol.Buffer
             return Encoding.UTF8.GetString(value, 0, value.Length);
         }
 
-        public bool WritePacketFlag(IPacket packet)
+        public bool WritePacketFlag(IProtocol packet)
         {
             bool flag = packet == null;
             WriteBool(!flag);
@@ -871,7 +871,7 @@ namespace CsProtocol.Buffer
                 int length = array.Length;
                 for (int index = 0; index < length; index++)
                 {
-                    protocolRegistration.Write(this, (IPacket) array[index]);
+                    protocolRegistration.Write(this, (IProtocol) array[index]);
                 }
             }
         }
@@ -1193,7 +1193,7 @@ namespace CsProtocol.Buffer
                 int length = list.Count;
                 for (int index = 0; index < length; index++)
                 {
-                    protocolRegistration.Write(this, (IPacket) list[index]);
+                    protocolRegistration.Write(this, (IProtocol) list[index]);
                 }
             }
         }
@@ -1474,7 +1474,7 @@ namespace CsProtocol.Buffer
                 WriteInt(set.Count);
                 foreach (var element in set)
                 {
-                    protocolRegistration.Write(this, (IPacket) element);
+                    protocolRegistration.Write(this, (IProtocol) element);
                 }
             }
         }
@@ -1611,7 +1611,7 @@ namespace CsProtocol.Buffer
                 foreach (var element in map)
                 {
                     WriteInt(element.Key);
-                    protocolRegistration.Write(this, (IPacket) element.Value);
+                    protocolRegistration.Write(this, (IProtocol) element.Value);
                 }
             }
         }
@@ -1750,7 +1750,7 @@ namespace CsProtocol.Buffer
                 foreach (var element in map)
                 {
                     WriteLong(element.Key);
-                    protocolRegistration.Write(this, (IPacket) element.Value);
+                    protocolRegistration.Write(this, (IProtocol) element.Value);
                 }
             }
         }
@@ -1889,7 +1889,7 @@ namespace CsProtocol.Buffer
                 foreach (var element in map)
                 {
                     WriteString(element.Key);
-                    protocolRegistration.Write(this, (IPacket) element.Value);
+                    protocolRegistration.Write(this, (IProtocol) element.Value);
                 }
             }
         }
@@ -1915,7 +1915,7 @@ namespace CsProtocol.Buffer
         public void WritePacket<T>(T packet, short protocolId)
         {
             IProtocolRegistration protocolRegistration = ProtocolManager.GetProtocol(protocolId);
-            protocolRegistration.Write(this, (IPacket) packet);
+            protocolRegistration.Write(this, (IProtocol) packet);
         }
 
         public T ReadPacket<T>(short protocolId)
diff --git a/protocol/src/main/resources/csharp/IPacket.cs b/protocol/src/main/resources/csharp/IProtocol.cs
similarity index 70%
rename from protocol/src/main/resources/csharp/IPacket.cs
rename to protocol/src/main/resources/csharp/IProtocol.cs
index c4f5c8c5..58d238c7 100644
--- a/protocol/src/main/resources/csharp/IPacket.cs
+++ b/protocol/src/main/resources/csharp/IProtocol.cs
@@ -1,6 +1,6 @@
 namespace CsProtocol.Buffer
 {
-    public interface IPacket
+    public interface IProtocol
     {
         short ProtocolId();
     }
diff --git a/protocol/src/main/resources/csharp/IProtocolRegistration.cs b/protocol/src/main/resources/csharp/IProtocolRegistration.cs
index 7c257d33..1754b0f7 100644
--- a/protocol/src/main/resources/csharp/IProtocolRegistration.cs
+++ b/protocol/src/main/resources/csharp/IProtocolRegistration.cs
@@ -4,9 +4,9 @@
     {
         short ProtocolId();
 
-        void Write(ByteBuffer buffer, IPacket packet);
+        void Write(ByteBuffer buffer, IProtocol packet);
         
-        IPacket Read(ByteBuffer buffer);
+        IProtocol Read(ByteBuffer buffer);
 
     }
 }
\ No newline at end of file
diff --git a/protocol/src/main/resources/csharp/ProtocolManager.cs b/protocol/src/main/resources/csharp/ProtocolManager.cs
index f35909ec..d3df135d 100644
--- a/protocol/src/main/resources/csharp/ProtocolManager.cs
+++ b/protocol/src/main/resources/csharp/ProtocolManager.cs
@@ -50,7 +50,7 @@ namespace CsProtocol
             return protocol;
         }
 
-        public static void Write(ByteBuffer buffer, IPacket packet)
+        public static void Write(ByteBuffer buffer, IProtocol packet)
         {
             var protocolId = packet.ProtocolId();
             // 写入协议号
@@ -60,7 +60,7 @@ namespace CsProtocol
             GetProtocol(protocolId).Write(buffer, packet);
         }
 
-        public static IPacket Read(ByteBuffer buffer)
+        public static IProtocol Read(ByteBuffer buffer)
         {
             var protocolId = buffer.ReadShort();
             return GetProtocol(protocolId).Read(buffer);
diff --git a/protocol/src/main/resources/csharp/ProtocolTemplate.cs b/protocol/src/main/resources/csharp/ProtocolTemplate.cs
index 16103c9d..244b45bf 100644
--- a/protocol/src/main/resources/csharp/ProtocolTemplate.cs
+++ b/protocol/src/main/resources/csharp/ProtocolTemplate.cs
@@ -5,7 +5,7 @@ using CsProtocol.Buffer;
 namespace CsProtocol
 {
     {}
-    public class {} : IPacket
+    public class {} : IProtocol
     {
         {}
 
@@ -31,7 +31,7 @@ namespace CsProtocol
             return {};
         }
 
-        public void Write(ByteBuffer buffer, IPacket packet)
+        public void Write(ByteBuffer buffer, IProtocol packet)
         {
             if (buffer.WritePacketFlag(packet))
             {
@@ -41,7 +41,7 @@ namespace CsProtocol
             {}
         }
 
-        public IPacket Read(ByteBuffer buffer)
+        public IProtocol Read(ByteBuffer buffer)
         {
             if (!buffer.ReadBool())
             {