Fix for late ip binding in 2nd VIF issue.
Fix for late ip binding in 2nd VIF issue.

When Droid VM has multiple NICS with static IP manager, in some environment,
eth1 of VM may have IP a bit later than eth0. This sometimes cause iperf packet
sending failure.

xenserver/auto-cert-kit,vivekkumac/auto-cert-kit,bpwook/auto-cert-kit,rdobson/auto-cert-kit,rdobson/auto-cert-kit,xenserver/auto-cert-kit,bpwook/auto-cert-kit,vivekkumac/auto-cert-kit