1.Used the boron -SR1 build (distribution-karaf-0.5.2-20161205.004057-424.tar.gz)
2.Disabled the the netvirt use-transport-zone feature
3.Created IPv6 network
4.Created the Tunnel between two OVS-2.6 +dpdk VMs
5.Created the L2-gateway and l2-connection between OVS-2.6 and emulated TOR
6.ping6 was successful between emulated TOR vms.
7.Deleted the l2-gateway connection
8.Deleted the L2-gateway but L2-gatewa Tunnels are not deleting.
9.And attached the karaf.logs