> Using ifconfig to show the network interfaces works, as does
> configuring lo0, but immediately after entering
> 
> ifconfig sm0 10.10.10.10

Hmmm...  Does anyone know if the Quadra 630 video interrupt is
being cleared properly?  This looks kind of like a stuck interrupt
type of problem.

Ben--when this happens, can you get to ddb> with CMD-POWER?  If so,
can you enter the "t" command to get a backtrace?

Thanks,
-allen