diff --git a/server/base/config.go b/server/base/config.go
index e99d4168..6f68bdcd 100644
--- a/server/base/config.go
+++ b/server/base/config.go
@@ -54,10 +54,10 @@ var configs = []config{
 	{Typ: cfgInt, Name: "ip_lease", Usage: "IP租期(秒)", ValInt: 86400},
 	{Typ: cfgInt, Name: "max_client", Usage: "最大用户连接", ValInt: 200},
 	{Typ: cfgInt, Name: "max_user_client", Usage: "最大单用户连接", ValInt: 3},
-	{Typ: cfgInt, Name: "cstp_keepalive", Usage: "keepalive时间(秒)", ValInt: 20},
-	{Typ: cfgInt, Name: "cstp_dpd", Usage: "死链接检测时间(秒)", ValInt: 30},
-	{Typ: cfgInt, Name: "mobile_keepalive", Usage: "移动端keepalive接检测时间(秒)", ValInt: 40},
-	{Typ: cfgInt, Name: "mobile_dpd", Usage: "移动端死链接检测时间(秒)", ValInt: 60},
+	{Typ: cfgInt, Name: "cstp_keepalive", Usage: "keepalive时间(秒)", ValInt: 3},
+	{Typ: cfgInt, Name: "cstp_dpd", Usage: "死链接检测时间(秒)", ValInt: 10},
+	{Typ: cfgInt, Name: "mobile_keepalive", Usage: "移动端keepalive接检测时间(秒)", ValInt: 4},
+	{Typ: cfgInt, Name: "mobile_dpd", Usage: "移动端死链接检测时间(秒)", ValInt: 15},
 	{Typ: cfgInt, Name: "mtu", Usage: "最大传输单元MTU", ValInt: 1460},
 	{Typ: cfgInt, Name: "idle_timeout", Usage: "空闲链接超时时间(秒)-超时后断开链接，0关闭此功能", ValInt: 0},
 	{Typ: cfgInt, Name: "session_timeout", Usage: "session过期时间(秒)-用于断线重连，0永不过期", ValInt: 3600},
diff --git a/server/conf/server-sample.toml b/server/conf/server-sample.toml
index ca39f37a..46bff954 100644
--- a/server/conf/server-sample.toml
+++ b/server/conf/server-sample.toml
@@ -65,14 +65,16 @@ ip_lease = 86400
 default_group = "one"
 
 #客户端失效检测时间(秒) dpd > keepalive
-#cstp_keepalive = 5
-#cstp_dpd = 12
-#mobile_keepalive = 10
-#mobile_dpd = 22
-cstp_keepalive = 20
-cstp_dpd = 30
-mobile_keepalive = 40
-mobile_dpd = 60
+cstp_keepalive = 3
+cstp_dpd = 10
+mobile_keepalive = 4
+mobile_dpd = 15
+
+# 根据实际情况修改
+#cstp_keepalive = 20
+#cstp_dpd = 30
+#mobile_keepalive = 40
+#mobile_dpd = 60
 
 #设置最大传输单元
 mtu = 1460
diff --git a/server/handler/link_tunnel.go b/server/handler/link_tunnel.go
index d24b9598..a854a076 100644
--- a/server/handler/link_tunnel.go
+++ b/server/handler/link_tunnel.go
@@ -181,7 +181,7 @@ func LinkTunnel(w http.ResponseWriter, r *http.Request) {
 	HttpSetHeader(w, "X-CSTP-Quarantine", "false")
 	HttpSetHeader(w, "X-CSTP-Disable-Always-On-VPN", "false")
 	HttpSetHeader(w, "X-CSTP-Client-Bypass-Protocol", "false")
-	HttpSetHeader(w, "X-CSTP-TCP-Keepalive", "true")
+	HttpSetHeader(w, "X-CSTP-TCP-Keepalive", "false")
 	// 设置域名拆分隧道（移动端不支持）
 	if mobile != "mobile" {
 		SetPostAuthXml(cSess.Group, w)