[plug] Separate networks on switch

[Cameron Patrick]

Kai wrote:

> A switch or hub won't work because they're on different subnets, you'll 
> need a router to tell the packets where to go.

You can still have the router on the same ethernet segment as the two
networks you're routing between though.

It's also possible to give every machine an IP address on each subnet
(eww!) and not worry about routing :-)

Cameron