In article <200410080126.i981QCON015075@herd.plethora.net> you write:
> This is sorta cool.
> 
> Does NetBSD have a nice simple way to have machines do automatic failover
> like this?

I've used wackamole (http://www.backhand.org/wackamole/) on linux for IP
failover with good success. It also claims to run on FreeBSD, so I'd be
surprised if it was hard to get running on NetBSD.