diff --git a/neutrino-proxy-client/src/main/resources/app.yml b/neutrino-proxy-client/src/main/resources/app.yml
index 57b09b0f..a6f65766 100644
--- a/neutrino-proxy-client/src/main/resources/app.yml
+++ b/neutrino-proxy-client/src/main/resources/app.yml
@@ -10,7 +10,7 @@ neutrino:
       initial-bytes-to-strip: 0
       length-adjustment: 0
       read-idle-time: 40
-      write-idle-time: 8
+      write-idle-time: 5
       all-idle-time-seconds: 0
     client:
       thread-count: 50
diff --git a/neutrino-proxy-server/src/main/java/org/dromara/neutrinoproxy/server/proxy/core/ServerChannelHandler.java b/neutrino-proxy-server/src/main/java/org/dromara/neutrinoproxy/server/proxy/core/ServerChannelHandler.java
index ec5e994d..239e1e30 100644
--- a/neutrino-proxy-server/src/main/java/org/dromara/neutrinoproxy/server/proxy/core/ServerChannelHandler.java
+++ b/neutrino-proxy-server/src/main/java/org/dromara/neutrinoproxy/server/proxy/core/ServerChannelHandler.java
@@ -71,19 +71,21 @@ public class ServerChannelHandler extends SimpleChannelInboundHandler<ProxyMessa
 
     @Override
     public void channelInactive(ChannelHandlerContext ctx) throws Exception {
-        Channel userChannel = ctx.channel().attr(Constants.NEXT_CHANNEL).get();
-        if (userChannel != null && userChannel.isActive()) {
+        Channel visitorChannel = ctx.channel().attr(Constants.NEXT_CHANNEL).get();
+        if (null != visitorChannel) {
             Integer licenseId = ctx.channel().attr(Constants.LICENSE_ID).get();
             String visitorId = ctx.channel().attr(Constants.VISITOR_ID).get();
             Channel cmdChannel = ProxyUtil.getCmdChannelByLicenseId(licenseId);
 
-            if (cmdChannel != null) {
+            if (null != cmdChannel) {
                 ProxyUtil.removeVisitorChannelFromCmdChannel(cmdChannel, visitorId);
             }
 
-            // 数据发送完成后再关闭连接，解决http1.0数据传输问题
-            userChannel.writeAndFlush(Unpooled.EMPTY_BUFFER).addListener(ChannelFutureListener.CLOSE);
-            userChannel.close();
+            if (visitorChannel.isActive()) {
+                // 数据发送完成后再关闭连接，解决http1.0数据传输问题
+                visitorChannel.writeAndFlush(Unpooled.EMPTY_BUFFER).addListener(ChannelFutureListener.CLOSE);
+                visitorChannel.close();
+            }
         } else {
             CmdChannelAttachInfo cmdChannelAttachInfo = ProxyUtil.getAttachInfo(ctx.channel());
             if (null != cmdChannelAttachInfo) {
@@ -96,8 +98,8 @@ public class ServerChannelHandler extends SimpleChannelInboundHandler<ProxyMessa
                         .setCode(SuccessCodeEnum.SUCCESS.getCode())
                         .setCreateTime(new Date())
                 );
+                ProxyUtil.removeCmdChannel(ctx.channel());
             }
-            ProxyUtil.removeCmdChannel(ctx.channel());
         }
 
         super.channelInactive(ctx);
diff --git a/neutrino-proxy-server/src/main/java/org/dromara/neutrinoproxy/server/proxy/core/VisitorChannelHandler.java b/neutrino-proxy-server/src/main/java/org/dromara/neutrinoproxy/server/proxy/core/VisitorChannelHandler.java
index a0f74135..87648f83 100644
--- a/neutrino-proxy-server/src/main/java/org/dromara/neutrinoproxy/server/proxy/core/VisitorChannelHandler.java
+++ b/neutrino-proxy-server/src/main/java/org/dromara/neutrinoproxy/server/proxy/core/VisitorChannelHandler.java
@@ -91,8 +91,7 @@ public class VisitorChannelHandler extends SimpleChannelInboundHandler<ByteBuf>
         InetSocketAddress sa = (InetSocketAddress) visitorChannel.localAddress();
         Channel cmdChannel = ProxyUtil.getCmdChannelByServerPort(sa.getPort());
 
-        if (cmdChannel == null) {
-
+        if (null == cmdChannel) {
             // 该端口还没有代理客户端
             ctx.channel().close();
         } else {
@@ -127,12 +126,12 @@ public class VisitorChannelHandler extends SimpleChannelInboundHandler<ByteBuf>
         InetSocketAddress sa = (InetSocketAddress) visitorChannel.localAddress();
         Channel cmdChannel = ProxyUtil.getCmdChannelByServerPort(sa.getPort());
 
-        if (cmdChannel == null) {
+        if (null == cmdChannel) {
             // 该端口还没有代理客户端
             ctx.channel().close();
         } else {
             Channel proxyChannel = visitorChannel.attr(Constants.NEXT_CHANNEL).get();
-            if (proxyChannel != null) {
+            if (null != proxyChannel) {
                 proxyChannel.config().setOption(ChannelOption.AUTO_READ, visitorChannel.isWritable());
             }
         }
diff --git a/neutrino-proxy-server/src/main/resources/app.yml b/neutrino-proxy-server/src/main/resources/app.yml
index d92ac187..6ff69f89 100644
--- a/neutrino-proxy-server/src/main/resources/app.yml
+++ b/neutrino-proxy-server/src/main/resources/app.yml
@@ -10,7 +10,7 @@ neutrino:
       initial-bytes-to-strip: 0
       length-adjustment: 0
       read-idle-time: 40
-      write-idle-time: 10
+      write-idle-time: 5
       all-idle-time-seconds: 0
     server:
       boss-thread-count: 10