diff --git a/cmd/client/main.go b/cmd/client/main.go
index 6617bb4..9c20408 100644
--- a/cmd/client/main.go
+++ b/cmd/client/main.go
@@ -31,7 +31,7 @@ func main() {
 		logger.Fatal().Any("%s", err)
 		return
 	}
-	fmt.Printf("%+v\n", clientConfig)
+	fmt.Printf("%#v\n", clientConfig)
 
 	if clientConfig.Debug {
 		sip.SIPDebug = clientConfig.Debug
@@ -48,79 +48,16 @@ func main() {
 		sipgo.WithUserAgent(clientConfig.DeviceId),
 		sipgo.WithUserAgentHostname(addr))
 
+	// 客户端, 发送/回复 SIP 指令
 	client, _ := sipgo.NewClient(ua,
 		sipgo.WithClientHostname(clientConfig.ListenIp),
 		sipgo.WithClientPort(clientConfig.ListenPort))
 
+	// 服务端, 接受 SIP 指令
 	srv, _ := sipgo.NewServer(ua, sipgo.WithServerLogger(logger))
 
 	message.SetupMessageHandler(srv, client, clientConfig)
 
-	//srv.OnMessage(func(req *sip.Request, tx sip.ServerTransaction) {
-	//	query := new(manscdp.CatalogReq)
-	//	_ = utils.XMLUnmarshal(req.Body(), query)
-	//	logger.Info().Msgf("收到查询指令: %s\n%+v\n", query.CmdType, query)
-	//
-	//	tx.Done()
-	//
-	//	go func() {
-	//		resp := new(manscdp.CatalogResp)
-	//		resp.XMLName = xml.Name{Local: "Response"}
-	//		resp.DeviceID = clientConfig.DeviceId
-	//		resp.CmdType = "Catalog"
-	//		resp.SumNum = "1"
-	//		resp.DeviceList = new(manscdp.CateLogDeviceList)
-	//		resp.DeviceList.XMLName = xml.Name{Local: "DeviceList"}
-	//		resp.DeviceList.Num = "1"
-	//		resp.DeviceList.Item = make([]manscdp.CateLogDevice, 0)
-	//
-	//		device := manscdp.CateLogDevice{}
-	//		device.DeviceID = clientConfig.DeviceId
-	//		device.Name = "设备名称"
-	//		device.Manufacturer = "设备厂商"
-	//		device.ErrCode = "0"
-	//		device.Port = fmt.Sprintf("%d", clientConfig.ListenPort)
-	//
-	//		resp.DeviceList.Item = append(resp.DeviceList.Item, device)
-	//
-	//		resp.SN = query.SN
-	//
-	//		marshal, _ := utils.XMLMarshal(resp, "gbk")
-	//		logger.Info().Msgf("回复查询指令: %s\n%+v\n", query.CmdType, resp)
-	//
-	//		target := sip.Uri{
-	//			User:    clientConfig.ServerId,
-	//			Host:    clientConfig.ServerIp,
-	//			Port:    clientConfig.ServerPort,
-	//			Headers: sip.NewParams(),
-	//		}
-	//
-	//		//uri := sip.Uri{User: "44050100002000000002", Host: "10.10.10.20", Port: 5099}
-	//		nReq := sip.NewRequest(sip.MESSAGE, target)
-	//		nReq.SetTransport("UDP")
-	//		to := sip.NewHeader("To", req.GetHeader("From").Value())
-	//		from := sip.NewHeader("From", req.GetHeader("To").Value())
-	//		nReq.AppendHeader(to)
-	//		nReq.AppendHeader(from)
-	//		//nReq.AppendHeader(req.GetHeader("Call-ID"))
-	//		nReq.AppendHeader(sip.NewHeader("Content-Type", "Application/MANSCDP+xml"))
-	//
-	//		nReq.SetBody(marshal)
-	//		err := sipgo.ClientRequestBuild(client, nReq)
-	//		if err != nil {
-	//			logger.Error().Msgf("向服务器发送查询指令失败: %s", err)
-	//		}
-	//
-	//		logger.Debug().Msgf("向服务器发送查询指令: %s\n%+v\n", query.CmdType, nReq)
-	//
-	//		err = client.WriteRequest(nReq)
-	//		if err != nil {
-	//			logger.Error().Msgf("向服务器发送查询指令失败: %s", err)
-	//			return
-	//		}
-	//	}()
-	//})
-
 	quit := make(chan os.Signal, 1)
 	go func() {
 		defer func() {
@@ -130,6 +67,8 @@ func main() {
 			}
 		}()
 
+		// 暂时 默认 udp
+		// 启动 SIP 服务
 		if err := srv.ListenAndServe(ctx, "udp", addr); err != nil {
 			logger.Error().Err(err)
 			quit <- syscall.SIGTERM
diff --git a/pkg/handler/message/catalog.go b/pkg/handler/message/catalog.go
index 1cf77c2..562194a 100644
--- a/pkg/handler/message/catalog.go
+++ b/pkg/handler/message/catalog.go
@@ -52,14 +52,12 @@ func CatalogHandler(client *sipgo.Client, clientConfig *config.ClientConfig, req
 		Headers: sip.NewParams(),
 	}
 
-	//uri := sip.Uri{User: "44050100002000000002", Host: "10.10.10.20", Port: 5099}
 	nReq := sip.NewRequest(sip.MESSAGE, target)
 	nReq.SetTransport("UDP")
 	to := sip.NewHeader("To", req.GetHeader("From").Value())
 	from := sip.NewHeader("From", req.GetHeader("To").Value())
 	nReq.AppendHeader(to)
 	nReq.AppendHeader(from)
-	//nReq.AppendHeader(req.GetHeader("Call-ID"))
 	nReq.AppendHeader(sip.NewHeader("Content-Type", "Application/MANSCDP+xml"))
 
 	nReq.SetBody(marshal)