diff --git a/xCAT-genesis-scripts/bin/doxcat b/xCAT-genesis-scripts/bin/doxcat
index f8fc3ac22..73f16b081 100755
--- a/xCAT-genesis-scripts/bin/doxcat
+++ b/xCAT-genesis-scripts/bin/doxcat
@@ -217,15 +217,16 @@ else
 	                fi
                 fi
                 done
-                sleep 2
+                sleep 3
                 tries=$(($tries+1))
-                if [ $tries -ge 10 ]; then
+                # Wait for 60 seconds to make sure the STP is done for at least one port
+                if [ $tries -ge 20 ]; then
                     break
                 fi
 	    done
             if [ -z "$bootnic" ]; then
+                logger -s -t $log_label -p local4.info "still can not get bootnic, go into /bin/bash"
                 /bin/bash
-                logger -s -t $log_label -p local4.info "still can not get $bootnic, go into /bin/bash"
             fi
         else
 	    dhclient -cf /etc/dhclient.conf -pf /var/run/dhclient.$bootnic.pid $bootnic &