diff --git a/wu-lazy-cloud-heartbeat-common/src/main/java/org/framework/lazy/cloud/network/heartbeat/common/utils/ChannelUtils.java b/wu-lazy-cloud-heartbeat-common/src/main/java/org/framework/lazy/cloud/network/heartbeat/common/utils/ChannelUtils.java
index fb5b33ef..3b6c51f6 100644
--- a/wu-lazy-cloud-heartbeat-common/src/main/java/org/framework/lazy/cloud/network/heartbeat/common/utils/ChannelUtils.java
+++ b/wu-lazy-cloud-heartbeat-common/src/main/java/org/framework/lazy/cloud/network/heartbeat/common/utils/ChannelUtils.java
@@ -94,11 +94,12 @@ public class ChannelUtils {
             // 第二步：获取底层Socket，强制关闭（核心！抖音场景必须）
             if (channel instanceof NioSocketChannel) {
                 NioSocketChannel nioChannel = (NioSocketChannel) channel;
-                Socket socket = nioChannel.javaChannel().socket();
-                if (socket != null && !socket.isClosed()) {
-                    socket.setSoLinger(true, 0); // 禁用SO_LINGER，立即关闭
-                    socket.close(); // 强制关闭Socket，切断TCP连接
-                }
+
+//                Socket socket = nioChannel.javaChannel().socket();
+//                if (socket != null && !socket.isClosed()) {
+//                    socket.setSoLinger(true, 0); // 禁用SO_LINGER，立即关闭
+//                    socket.close(); // 强制关闭Socket，切断TCP连接
+//                }
             }
 
             // 第三步：关闭Netty通道（兜底）
diff --git a/wu-lazy-cloud-heartbeat-protocol-proxy/src/main/java/org/framework/lazy/cloud/network/heartbeat/protocol/advanced/NettySocketProtocolHandleSocketLocalProxyTypeAdvanced.java b/wu-lazy-cloud-heartbeat-protocol-proxy/src/main/java/org/framework/lazy/cloud/network/heartbeat/protocol/advanced/NettySocketProtocolHandleSocketLocalProxyTypeAdvanced.java
index e39d52b5..ba6c6c50 100644
--- a/wu-lazy-cloud-heartbeat-protocol-proxy/src/main/java/org/framework/lazy/cloud/network/heartbeat/protocol/advanced/NettySocketProtocolHandleSocketLocalProxyTypeAdvanced.java
+++ b/wu-lazy-cloud-heartbeat-protocol-proxy/src/main/java/org/framework/lazy/cloud/network/heartbeat/protocol/advanced/NettySocketProtocolHandleSocketLocalProxyTypeAdvanced.java
@@ -48,8 +48,8 @@ public class NettySocketProtocolHandleSocketLocalProxyTypeAdvanced
 
         b.group(group)
                 .channel(NioSocketChannel.class)
-                .option(ChannelOption.SO_KEEPALIVE, true) // 开启TCP保活，检测无效连接
-                .option(ChannelOption.TCP_NODELAY, true) // 关闭Nagle算法，适配直播流低延迟
+//                .option(ChannelOption.SO_KEEPALIVE, true) // 开启TCP保活，检测无效连接
+//                .option(ChannelOption.TCP_NODELAY, true) // 关闭Nagle算法，适配直播流低延迟
                 .option(ChannelOption.SO_RCVBUF, 2048 * 1024)//  设置读缓冲区为2M
                 .option(ChannelOption.SO_SNDBUF, 1024 * 1024)//  设置写缓冲区为1M
                 .option(ChannelOption.CONNECT_TIMEOUT_MILLIS, 1000 * 60)//连接超时时间设置为 60 秒
diff --git a/wu-lazy-cloud-heartbeat-protocol-proxy/src/main/java/org/framework/lazy/cloud/network/heartbeat/protocol/handler/NettySocketBackendHandler.java b/wu-lazy-cloud-heartbeat-protocol-proxy/src/main/java/org/framework/lazy/cloud/network/heartbeat/protocol/handler/NettySocketBackendHandler.java
index fac76f4e..234c636e 100644
--- a/wu-lazy-cloud-heartbeat-protocol-proxy/src/main/java/org/framework/lazy/cloud/network/heartbeat/protocol/handler/NettySocketBackendHandler.java
+++ b/wu-lazy-cloud-heartbeat-protocol-proxy/src/main/java/org/framework/lazy/cloud/network/heartbeat/protocol/handler/NettySocketBackendHandler.java
@@ -2,7 +2,10 @@ package org.framework.lazy.cloud.network.heartbeat.protocol.handler;
 
 import io.netty.buffer.ByteBuf;
 import io.netty.buffer.Unpooled;
-import io.netty.channel.*;
+import io.netty.channel.Channel;
+import io.netty.channel.ChannelFutureListener;
+import io.netty.channel.ChannelHandlerContext;
+import io.netty.channel.SimpleChannelInboundHandler;
 import io.netty.util.ReferenceCountUtil;
 import lombok.extern.slf4j.Slf4j;
 import org.framework.lazy.cloud.network.heartbeat.common.NettyByteBuf;
@@ -12,10 +15,8 @@ import org.framework.lazy.cloud.network.heartbeat.protocol.properties.ProtocolPr
 import org.framework.wu.framework.queue.Message;
 import org.framework.wu.framework.queue.MessageQueue;
 import org.framework.wu.framework.queue.MessageQueueFactory;
-import org.wu.framework.core.utils.ObjectUtils;
 import org.wu.framework.spring.utils.SpringContextHolder;
 
-import java.nio.charset.Charset;
 import java.nio.charset.StandardCharsets;
 
 
@@ -23,6 +24,7 @@ import java.nio.charset.StandardCharsets;
 public class NettySocketBackendHandler extends SimpleChannelInboundHandler<NettyByteBuf> {
 
 
+
     @Override
     public void channelActive(ChannelHandlerContext ctx) {
         ctx.writeAndFlush(Unpooled.EMPTY_BUFFER);
@@ -72,6 +74,8 @@ public class NettySocketBackendHandler extends SimpleChannelInboundHandler<Netty
             nextChannel.writeAndFlush(buf);
         } else {
             log.info("释放内存");
+            //  4.2.9 暴力彻底关闭，杜绝半关闭
+            ctx.channel().unsafe().closeForcibly();
             ReferenceCountUtil.release(buf);
         }
     }
@@ -89,6 +93,8 @@ public class NettySocketBackendHandler extends SimpleChannelInboundHandler<Netty
     @Override
     public void exceptionCaught(ChannelHandlerContext ctx, Throwable cause) throws Exception {
         log.error("NettySocketBackendHandler exception", cause);
-        ctx.close();
+//        ctx.close();
+        //  4.2.9 暴力彻底关闭，杜绝半关闭
+        ctx.channel().unsafe().closeForcibly();
     }
 }
diff --git a/wu-lazy-cloud-heartbeat-protocol-proxy/src/main/java/org/framework/lazy/cloud/network/heartbeat/protocol/handler/NettySocks5CommandRequestHandler.java b/wu-lazy-cloud-heartbeat-protocol-proxy/src/main/java/org/framework/lazy/cloud/network/heartbeat/protocol/handler/NettySocks5CommandRequestHandler.java
index 94927383..e1a6367f 100644
--- a/wu-lazy-cloud-heartbeat-protocol-proxy/src/main/java/org/framework/lazy/cloud/network/heartbeat/protocol/handler/NettySocks5CommandRequestHandler.java
+++ b/wu-lazy-cloud-heartbeat-protocol-proxy/src/main/java/org/framework/lazy/cloud/network/heartbeat/protocol/handler/NettySocks5CommandRequestHandler.java
@@ -113,7 +113,7 @@ public class NettySocks5CommandRequestHandler extends SimpleChannelInboundHandle
     public void channelInactive(ChannelHandlerContext ctx) throws Exception {
         log.trace("代理通道与客户通道断开，即将断开客户端和代理服务器的连接");
         Channel nextChannel = ChannelAttributeKeyUtils.getNextChannel(ctx.channel());
-        if (nextChannel.isActive()) {
+        if (nextChannel != null && nextChannel.isActive()) {
             nextChannel.writeAndFlush(Unpooled.EMPTY_BUFFER).addListener(ChannelFutureListener.CLOSE);
         }
         super.channelInactive(ctx);