Issue: RA sent incorrectly if transparent SI exist.
Issue: RA sent incorrectly if transparent SI exist.

Fix: Porting the fix to mainline branch.

Change-Id: If7689ac366035c4a392e48ad589706cee501eca2
Closes-bug: #1584995

tcpcloud/contrail-controller,tcpcloud/contrail-controller,tcpcloud/contrail-controller,tcpcloud/contrail-controller,tcpcloud/contrail-controller,tcpcloud/contrail-controller