diff --git a/src/network.py b/src/network.py
index 9ae409c..b03cf23 100755
--- a/src/network.py
+++ b/src/network.py
@@ -509,9 +509,16 @@ class NetworkMgr(object):
         del self.users[username]
         return [True, 'delete user success']
 
-    def check_usergw(self, username):
+    def check_usergw(self, username, nodemgr):
+        if username not in self.usrgws.keys():
+            return [False, 'user does not exist.']
+        ip = self.usrgws[username]
         self.load_user(username)
-        netcontrol.check_gw('docklet-br', username, self.users[username].get_gateway_cidr(), str(self.users[username].vlanid))
+        if ip == 'm':
+            netcontrol.check_gw('docklet-br', username, self.users[username].get_gateway_cidr(), str(self.users[username].vlanid))
+        else:
+            worker = nodemgr.ip_to_rpc(ip)
+            worker.check_gw('docklet-br', username, self.users[username].get_gateway_cidr(), str(self.users[username].vlanid))
         del self.users[username]
         return [True, 'check gw ok']
 
diff --git a/src/vclustermgr.py b/src/vclustermgr.py
index 983553d..99b3978 100755
--- a/src/vclustermgr.py
+++ b/src/vclustermgr.py
@@ -344,7 +344,7 @@ class VclusterMgr(object):
         # check gateway for user
         # after reboot, user gateway goes down and lose its configuration
         # so, check is necessary
-        self.networkmgr.check_usergw(username)
+        self.networkmgr.check_usergw(username, self.nodemgr)
         # set proxy 
         try:
             target = 'http://'+info['containers'][0]['ip'].split('/')[0]+":10000" 
@@ -378,7 +378,7 @@ class VclusterMgr(object):
         if info['status'] == 'stopped':
             return [True, "cluster no need to start"]
         # need to check and recover gateway of this user
-        self.networkmgr.check_usergw(username)
+        self.networkmgr.check_usergw(username, self.nodemgr)
         # recover proxy of cluster
         try:
             target = 'http://'+info['containers'][0]['ip'].split('/')[0]+":10000" 
diff --git a/src/worker.py b/src/worker.py
index c3a343e..0f472bb 100755
--- a/src/worker.py
+++ b/src/worker.py
@@ -127,6 +127,7 @@ class Worker(object):
         self.rpcserver.register_function(monitor.workerFetchInfo)
         self.rpcserver.register_function(netcontrol.setup_gw)
         self.rpcserver.register_function(netcontrol.del_gw)
+        self.rpcserver.register_function(netcontrol.check_gw)
         # register functions or instances to server for rpc
         #self.rpcserver.register_function(function_name)