Iterating over the list of ip's associated with a interface to determine the device by ip address.
Iterating over the list of ip's associated with a interface
to determine the device by ip address.

Change-Id: Ie0c2c80999b74b3a639905c73d97a686f0d67d31
Closes-Bug: 1608727

Juniper/contrail-provisioning,Juniper/contrail-provisioning