Add default route over tap0 interface
Add default route over tap0 interface

Instead of using a default route over docker0 we do one over tap0 so traffic is
sent over the virtual router network that's presumably there.

holmahenkel/vrnetlab,plajjan/vrnetlab,mzagozen/vrnetlab,bdreisbach/vrnetlab,bdreisbach/vrnetlab,plajjan/vrnetlab,holmahenkel/vrnetlab,mzagozen/vrnetlab