echo "Cleaning all flows entry switch dpid 1 and 2"
curl -X DELETE http://localhost:8080/stats/flowentry/clear/1
curl -X DELETE http://localhost:8080/stats/flowentry/clear/2
+curl -X DELETE http://localhost:8080/stats/flowentry/clear/3
echo "adding new flows entry to switches 1 and 2"
curl -X POST -d '{