diff --git a/README_ZH.md b/README_ZH.md
index 59a0aef..d325b61 100644
--- a/README_ZH.md
+++ b/README_ZH.md
@@ -689,7 +689,14 @@ server连接到bridge的时候,如果同时有多个client连接到同一个brid
 `./proxy help client`  
   
 ### **5.SOCKS5代理**  
-提示:SOCKS5代理,支持CONNECT,UDP协议,不支持BIND,支持用户名密码认证.  
+提示:
+
+SOCKS5代理,支持CONNECT,UDP协议,不支持BIND,支持用户名密码认证.  
+
+***如果你的VPS是阿里云，腾讯云这种VPS，就是ifconfig看不见你的公网IP，只能看见内网IP，***
+
+***那么需要加上`-g VPS公网IP`参数，SOCKS5代理的UDP功能才能正常工作。***
+
 #### **5.1.普通SOCKS5代理**  
 `./proxy socks -t tcp -p "0.0.0.0:38080"`  
   
diff --git a/services/socks/socks.go b/services/socks/socks.go
index 690fdaa..6bae3ec 100644
--- a/services/socks/socks.go
+++ b/services/socks/socks.go
@@ -405,7 +405,10 @@ func (s *Socks) proxyUDP(inConn *net.Conn, methodReq socks.MethodsRequest, reque
 	}
 	host, _, _ := net.SplitHostPort((*inConn).LocalAddr().String())
 	_, port, _ := net.SplitHostPort(udpListener.LocalAddr().String())
-	s.log.Printf("proxy udp on %s , for %s", udpListener.LocalAddr(), inconnRemoteAddr)
+	if len(*s.cfg.LocalIPS) > 0 {
+		host = (*s.cfg.LocalIPS)[0]
+	}
+	s.log.Printf("proxy udp on %s , for %s", net.JoinHostPort(host, port), inconnRemoteAddr)
 	request.UDPReply(socks.REP_SUCCESS, net.JoinHostPort(host, port))
 	s.userConns.Set(inconnRemoteAddr, inConn)
 	var (