diff --git a/xCAT-client/bin/rcons b/xCAT-client/bin/rcons
index 2a7f7746c..bff275ae1 100755
--- a/xCAT-client/bin/rcons
+++ b/xCAT-client/bin/rcons
@@ -19,6 +19,10 @@ if [ -n "$2" ] && [ "$2" = "-f" ]; then
     FORCE=-f
 fi
 
+if [ -z "$CONSERVER" ]; then
+        CONSERVER=`nodels $1 nodehm.conserver 2>/dev/null | awk -F: '{print $2}' | tr -d ' '`
+fi
+
 if [ -z "$CONSERVER" ]; then
 	CONSERVER=$XCATHOST
 fi