tree c85b324c4114420c43333a278f9bc0507d064fd0
parent 6196caeba5fdc50d9cb74ce8a75b8a6087c25dc9
author Pingping Lin <pingping@onlab.us> 1447980114 -0800
committer Pingping Lin <pingping@onlab.us> 1448487229 -0800

[ONOS-3410] Let sdn-ip support default route

Default route is an important and frequntly used feature in BGP.
For example, network operators want to reduce the size of the route table.

The current sdn-ip does not support this feature. So this patch is to
let sdn-ip support this feature.

Change-Id: Ibb5afe3711522468e4902da2e090370db71b29da