diff --git a/server/wsproxy/jsondatamgr.cc b/server/wsproxy/jsondatamgr.cc
index ce5454f..f6c2616 100644
--- a/server/wsproxy/jsondatamgr.cc
+++ b/server/wsproxy/jsondatamgr.cc
@@ -59,6 +59,8 @@ void JsonDataMgr::Init()
         node_host_hash_[node_id] = host;
     }
     node_host_mutex_->unlock();
+    udp_host_ = GetConf()->At("listen_udp_host")->AsXValue().GetString();
+    udp_port_ = GetConf()->At("listen_udp_port")->AsXValue();
 }
 
 void JsonDataMgr::UnInit()