-vppctl tap connect tap111 hwaddr $HWADDR1
-vppctl set int ip address tap-0 $IPADDR1"/24"
-vppctl set int state tap-0 up
+vppctl create tap hw-addr $HWADDR1
+vppctl set int ip address tap0 $IPADDR1"/"$IPADDR1_CIDR
+vppctl set int state tap0 up
+vppctl loop create