diff --git a/NearCardAttendance.Service/TcpServer/Handler/RegisterHandler.cs b/NearCardAttendance.Service/TcpServer/Handler/RegisterHandler.cs
index 1cbcd96..84b0980 100644
--- a/NearCardAttendance.Service/TcpServer/Handler/RegisterHandler.cs
+++ b/NearCardAttendance.Service/TcpServer/Handler/RegisterHandler.cs
@@ -21,6 +21,7 @@ using TelpoDataService.Util.QueryObjects;
 using NearCardAttendance.Service.MessageQueue;
 using NearCardAttendance.Service.MessageQueue.Model;
 using Newtonsoft.Json.Linq;
+using DotNetty.Common.Concurrency;
 
 namespace NearCardAttendance.Service.TcpServer.Handler
 {
@@ -32,17 +33,20 @@ namespace NearCardAttendance.Service.TcpServer.Handler
         //private readonly IDisposable _loggerScope = default!;
         private readonly ServiceConfig _configService;
         private readonly GpsCardAccessorClient<GpsDeviceConfig> _deviceConfigApiClient;
+        private readonly ScheduleResendManager _managerScheduleResend;
 
         //private readonly TcpClientsManager _managerTcpClients;
         //private readonly ScheduleResendManager _managerScheduleResend;
 
-        public RegisterHandler(ILogger<RegisterHandler> logger, GpsCardAccessorClient<GpsDeviceConfig> deviceConfigApiClient,HttpHelper httpHelper, IOptions<ServiceConfig> configService, MqProcessLogic serviceMqProcess)
+        public RegisterHandler(ILogger<RegisterHandler> logger, GpsCardAccessorClient<GpsDeviceConfig> deviceConfigApiClient,
+           ScheduleResendManager scheduleResendManager, HttpHelper httpHelper, IOptions<ServiceConfig> configService, MqProcessLogic serviceMqProcess)
         {
             _logger = logger;
             _httpHelper = httpHelper;
             _configService = configService.Value;
             _deviceConfigApiClient= deviceConfigApiClient;
             _serviceMqProcess = serviceMqProcess;
+            _managerScheduleResend = scheduleResendManager;
         }
 
         public override void ChannelActive(IChannelHandlerContext context)
@@ -75,6 +79,45 @@ namespace NearCardAttendance.Service.TcpServer.Handler
                 {
                     using (_logger.BeginScope(new Dictionary<string, object> { ["RequestId"] = parser.SeqNo }))
                     {
+                        #region 启动keepalived业务
+                        // _managerScheduleResend.AddOrUpdate(context.Channel.Id.AsShortText(),(context.Channel.Id.AsShortText(),IScheduledTask));
+                        // 超过3分钟无任何数据就断链
+                        _ = _managerScheduleResend.AddOrUpdate(context.Channel.Id.AsShortText(), key =>
+                        {
+                            // 创建新的 IScheduledTask
+                            return context.Channel.EventLoop.Schedule(async () =>
+                            {
+                                // var channel = _managerTcpClients.FirstOrDefault(x => x.Key.Equals(imei)).Value;
+                                //await channel.CloseAsync();
+                                await context.Channel.CloseAsync();
+                                _logger.LogInformation($"3分钟超时无数据，主动断链");
+                                // 执行任务逻辑
+                            },
+#if DEBUG
+                            TimeSpan.FromSeconds(99999)
+#else
+                            TimeSpan.FromSeconds(180)
+#endif
+                            );
+                        },
+                        (oldKey, oldValue) =>
+                        {
+                            // 更新现有的 IScheduledTask
+                            oldValue.Cancel(); // 取消旧的任务
+                            return context.Channel.EventLoop.Schedule(async () =>
+                            {
+                                await context.Channel.CloseAsync();
+                                _logger.LogInformation($"3分钟超时无数据，主动断链");
+                                // 执行任务逻辑
+                            },
+#if DEBUG
+                            TimeSpan.FromSeconds(99999)
+#else
+                            TimeSpan.FromSeconds(180)
+#endif
+                            );
+                        });
+                        #endregion
                         //认证
                         //if (parser.FuncNo.Equals("10"))
                         //{
@@ -143,6 +186,7 @@ namespace NearCardAttendance.Service.TcpServer.Handler
                                 await HandleAuthenticationSuccessAsync(parser, context.Channel);
                                 break;
                             case "05":
+                                //ChannelKeepAlived(context, parser);
                                 await SendHeartbeatAsync(parser, context.Channel);
                                 break;
                             case "04":
@@ -223,10 +267,63 @@ namespace NearCardAttendance.Service.TcpServer.Handler
         /// <returns></returns>
         private async Task SendHeartbeatAsync(ProtocolParser parser, IChannel channel)
         {
+
             ProtocolWrapper stdtSignRecsWrapper = new(parser.FuncNo, parser.SeqNo, "");
             await SendToTcpClientAsync(stdtSignRecsWrapper, channel);
+
+            #region 启动keepalived业务
+//            // _managerScheduleResend.AddOrUpdate(context.Channel.Id.AsShortText(),(context.Channel.Id.AsShortText(),IScheduledTask));
+//            // 超过3分钟无任何数据就断链
+//            _ = _managerScheduleResend.AddOrUpdate(channel.Id.AsShortText(), key =>
+//            {
+//                // 创建新的 IScheduledTask
+//                return channel.EventLoop.Schedule(async () =>
+//                {
+//                    // var channel = _managerTcpClients.FirstOrDefault(x => x.Key.Equals(imei)).Value;
+//                    //await channel.CloseAsync();
+//                    await channel.CloseAsync();
+//                    // 执行任务逻辑
+//                },
+//#if DEBUG
+//                TimeSpan.FromSeconds(999999)
+//#else
+//                TimeSpan.FromSeconds(180)
+//#endif
+//                );
+//            },
+//            (oldKey, oldValue) =>
+//            {
+//                // 更新现有的 IScheduledTask
+//                oldValue.Cancel(); // 取消旧的任务
+//                return channel.EventLoop.Schedule(async () =>
+//                {
+//                    await channel.CloseAsync();
+//                    // 执行任务逻辑
+//                },
+//#if DEBUG
+//                TimeSpan.FromSeconds(999999)
+//#else
+//                TimeSpan.FromSeconds(180)
+//#endif
+
+//                );
+//            });
+            #endregion
+        }
+
+        private void ChannelKeepAlived(IChannelHandlerContext context, ProtocolParser parser)
+        {
+            if (_managerScheduleResend.TryRemove(context.Channel.Id.AsShortText(), out IScheduledTask? scheduledTask))
+            {
+                scheduledTask.Cancel();
+                scheduledTask = null;
+                _logger.LogInformation($"{nameof(ChannelKeepAlived)} --{parser.SeqNo} -- {context.Channel} 活跃...");
+            }
+            else
+            {
+                Console.WriteLine("No Task");
+            }
         }
-      
         /// <summary>
         /// STDT_SIGN_RECS 学生签到记录[取值:04]
         /// </summary>