diff --git a/srvlib/serversessionmgr.go b/srvlib/serversessionmgr.go
index dcd333a..01c3e50 100644
--- a/srvlib/serversessionmgr.go
+++ b/srvlib/serversessionmgr.go
@@ -9,8 +9,7 @@ import (
 )
 
 /*
- 服务器信息注册，单个服务器可能包含多个服务端口
- 服务器信息->session
+ 服务器信息注册，单个服务器可能包含多个子服务端口
 */
 
 var (
@@ -28,76 +27,95 @@ type ServerSessionMgr struct {
 	listeners []ServerSessionRegisteListener
 }
 
+// AddListener 添加一个服务器会话注册监听器
 func (ssm *ServerSessionMgr) AddListener(l ServerSessionRegisteListener) ServerSessionRegisteListener {
 	ssm.listeners = append(ssm.listeners, l)
 	return l
 }
 
+// RegisteSession 注册一个新的服务器会话
 func (ssm *ServerSessionMgr) RegisteSession(s *netlib.Session) bool {
 	attr := s.GetAttribute(SessionAttributeServerInfo)
-	if attr != nil {
-		if srvInfo, ok := attr.(*protocol.SSSrvRegiste); ok && srvInfo != nil {
-			areaId := int(srvInfo.GetAreaId())
-			srvType := int(srvInfo.GetType())
-			srvId := int(srvInfo.GetId())
-			if a, exist := ssm.sessions[areaId]; !exist {
-				ssm.sessions[areaId] = make(map[int]map[int]*netlib.Session)
-				a = ssm.sessions[areaId]
-				a[srvType] = make(map[int]*netlib.Session)
-			} else {
-				if _, exist := a[srvType]; !exist {
-					a[srvType] = make(map[int]*netlib.Session)
-				}
-			}
-
-			if _, exist := ssm.sessions[areaId][srvType][srvId]; !exist {
-				logger.Logger.Infof("ServerSessionMgr RegisteSession %v", srvInfo)
-				ssm.sessions[areaId][srvType][srvId] = s
-				if len(ssm.listeners) != 0 {
-					for _, l := range ssm.listeners {
-						l.OnRegiste(s)
-					}
-				}
-			} else {
-				logger.Logger.Warnf("ServerSessionMgr RegisteSession repeated areaid:%v srvType:%v srvId:%v", areaId, srvType, srvId)
-			}
-		}
-	} else {
-		logger.Logger.Warnf("ServerSessionMgr.RegisteSession SessionAttributeServerInfo=nil")
+	if attr == nil {
+		logger.Logger.Warnf("服务器注册信息为空")
+		return false
 	}
+
+	srvInfo, ok := attr.(*protocol.SSSrvRegiste)
+	if !ok || srvInfo == nil {
+		logger.Logger.Warnf("服务器注册信息错误")
+		return false
+	}
+
+	areaId := int(srvInfo.GetAreaId())
+	srvType := int(srvInfo.GetType())
+	srvId := int(srvInfo.GetId())
+
+	if _, ok := ssm.sessions[areaId]; !ok {
+		ssm.sessions[areaId] = make(map[int]map[int]*netlib.Session)
+	}
+	if _, ok := ssm.sessions[areaId][srvType]; !ok {
+		ssm.sessions[areaId][srvType] = make(map[int]*netlib.Session)
+	}
+
+	session, has := ssm.sessions[areaId][srvType][srvId]
+	if has && session != nil && session != s {
+		logger.Logger.Infof("删除旧服务器注册: %v", srvInfo)
+		ssm.UnregisteSession(session)
+	}
+
+	logger.Logger.Infof("服务器注册成功：%v", srvInfo)
+	ssm.sessions[areaId][srvType][srvId] = s
+	if len(ssm.listeners) != 0 {
+		for _, l := range ssm.listeners {
+			l.OnRegiste(s)
+		}
+	}
+
 	return true
 }
 
+// UnregisteSession 注销一个服务器会话
 func (ssm *ServerSessionMgr) UnregisteSession(s *netlib.Session) bool {
 	attr := s.GetAttribute(SessionAttributeServerInfo)
-	if attr != nil {
-		if srvInfo, ok := attr.(*protocol.SSSrvRegiste); ok && srvInfo != nil {
-			logger.Logger.Infof("ServerSessionMgr UnregisteSession try %v", srvInfo)
-			areaId := int(srvInfo.GetAreaId())
-			srvType := int(srvInfo.GetType())
-			srvId := int(srvInfo.GetId())
-			if a, exist := ssm.sessions[areaId]; exist {
-				if b, exist := a[srvType]; exist {
-					if _, exist := b[srvId]; exist {
-						logger.Logger.Infof("ServerSessionMgr UnregisteSession %v success", srvInfo)
-						delete(b, srvId)
-						if len(ssm.listeners) != 0 {
-							for _, l := range ssm.listeners {
-								l.OnUnregiste(s)
-							}
-						}
-					} else {
-						logger.Logger.Warnf("ServerSessionMgr UnregisteSession found not fit session, area:%v type:%v id:%v", areaId, srvType, srvId)
+	if attr == nil {
+		return false
+	}
+
+	srvInfo, ok := attr.(*protocol.SSSrvRegiste)
+	if !ok || srvInfo == nil {
+		return false
+	}
+
+	logger.Logger.Infof("尝试删除服务器注册：%v", srvInfo)
+	areaId := int(srvInfo.GetAreaId())
+	srvType := int(srvInfo.GetType())
+	srvId := int(srvInfo.GetId())
+
+	if a, exist := ssm.sessions[areaId]; exist {
+		if b, exist := a[srvType]; exist {
+			if conn, exist := b[srvId]; exist && s == conn {
+				logger.Logger.Infof("删除服务器注册成功 %v", srvInfo)
+				delete(b, srvId)
+				if len(ssm.listeners) != 0 {
+					for _, l := range ssm.listeners {
+						l.OnUnregiste(s)
 					}
 				}
+				return true
+			} else {
+				logger.Logger.Infof("服务器注册信息已经删除")
+				return false
 			}
 		}
-	} else {
-		logger.Logger.Warnf("ServerSessionMgr.UnregisteSession SessionAttributeServerInfo=nil")
 	}
-	return true
+
+	logger.Logger.Infof("服务器注册信息没找到：%v", srvInfo)
+
+	return false
 }
 
+// GetSession 根据区域ID、服务器类型和服务器ID获取会话
 func (ssm *ServerSessionMgr) GetSession(areaId, srvType, srvId int) *netlib.Session {
 	if a, exist := ssm.sessions[areaId]; exist {
 		if b, exist := a[srvType]; exist {
@@ -109,6 +127,7 @@ func (ssm *ServerSessionMgr) GetSession(areaId, srvType, srvId int) *netlib.Sess
 	return nil
 }
 
+// GetSessions 获取指定区域和服务器类型的所有会话
 func (ssm *ServerSessionMgr) GetSessions(areaId, srvType int) (sessions []*netlib.Session) {
 	if a, exist := ssm.sessions[areaId]; exist {
 		if b, exist := a[srvType]; exist {
@@ -120,6 +139,7 @@ func (ssm *ServerSessionMgr) GetSessions(areaId, srvType int) (sessions []*netli
 	return
 }
 
+// GetServerId 获取指定区域和服务器类型的第一个服务器ID
 func (ssm *ServerSessionMgr) GetServerId(areaId, srvType int) int {
 	if a, exist := ssm.sessions[areaId]; exist {
 		if b, exist := a[srvType]; exist {
@@ -131,6 +151,7 @@ func (ssm *ServerSessionMgr) GetServerId(areaId, srvType int) int {
 	return -1
 }
 
+// GetServerIdByMaxData 根据最大数据获取指定区域和服务器类型的服务器ID
 func (ssm *ServerSessionMgr) GetServerIdByMaxData(areaId, srvType int) int {
 	var bestSid int = -1
 	var data string
@@ -149,10 +170,20 @@ func (ssm *ServerSessionMgr) GetServerIdByMaxData(areaId, srvType int) int {
 	return bestSid
 }
 
+// GetServerIds 获取指定区域和服务器类型的所有服务器ID
+// 参数:
+//   - areaId: 区域ID
+//   - srvType: 服务器类型
+//
+// 返回:
+//   - ids: 包含所有匹配服务器ID的切片
 func (ssm *ServerSessionMgr) GetServerIds(areaId, srvType int) (ids []int) {
+	// 检查指定区域是否存在
 	if a, exist := ssm.sessions[areaId]; exist {
+		// 检查指定服务器类型是否存在
 		if b, exist := a[srvType]; exist {
-			for sid, _ := range b {
+			// 遍历所有匹配的服务器，收集它们的ID
+			for sid := range b {
 				ids = append(ids, sid)
 			}
 		}
@@ -160,9 +191,11 @@ func (ssm *ServerSessionMgr) GetServerIds(areaId, srvType int) (ids []int) {
 	return
 }
 
+// Broadcast 向指定区域和服务器类型广播消息
 func (ssm *ServerSessionMgr) Broadcast(packetid int, pack interface{}, areaId, srvType int) {
 	if areaId >= 0 {
 		if srvType >= 0 {
+			// 向特定区域和服务器类型广播
 			if a, exist := ssm.sessions[areaId]; exist {
 				if b, exist := a[srvType]; exist {
 					for _, s := range b {
@@ -171,6 +204,7 @@ func (ssm *ServerSessionMgr) Broadcast(packetid int, pack interface{}, areaId, s
 				}
 			}
 		} else {
+			// 向特定区域的所有服务器类型广播
 			if a, exist := ssm.sessions[areaId]; exist {
 				for _, b := range a {
 					for _, s := range b {
@@ -181,6 +215,7 @@ func (ssm *ServerSessionMgr) Broadcast(packetid int, pack interface{}, areaId, s
 		}
 	} else {
 		if srvType >= 0 {
+			// 向所有区域的特定服务器类型广播
 			for _, a := range ssm.sessions {
 				if b, exist := a[srvType]; exist {
 					for _, s := range b {
@@ -189,6 +224,7 @@ func (ssm *ServerSessionMgr) Broadcast(packetid int, pack interface{}, areaId, s
 				}
 			}
 		} else {
+			// 向所有区域的所有服务器类型广播
 			for _, a := range ssm.sessions {
 				for _, b := range a {
 					for _, s := range b {