Use 192.0.2.1 for seed endpoint

devtest uses 192.0.2.1 we should too, also moving the route add for
192.0.2.0/24 so it happens before we try to use the endpoints.

Change-Id: I6974617d43eb273eadf893e8d2facda1b1092904
Merge "Use 192.0.2.1 for seed endpoint"