The source IP for neighbor advertisement should be same as the target address.
The source IP for neighbor advertisement should be same as the target address.

There is no need to change it to a different address.

Change-Id: I156babd985d86989fd6c2c6eefadbb7f261e687f
closes-bug: #1604105
(cherry picked from commit 348ca581707db966e8dfbc49abed13a5b9fa4635)

codilime/contrail-vrouter,codilime/contrail-vrouter,codilime/contrail-vrouter,codilime/contrail-vrouter