I tried one more scenario in which I used one network (flat) and created 2 ports off it (2 vms) using mitaka ovs agent. The ports created had the same tag '2' and same net uuid. Then I used newton agent to create another one and it worked fine. So I am not seeing the issue now with same tag.
I tried one more scenario in which I used one network (flat) and created 2 ports off it (2 vms) using mitaka ovs agent. The ports created had the same tag '2' and same net uuid. Then I used newton agent to create another one and it worked fine. So I am not seeing the issue now with same tag.