M0n0wall can be your firewall and router. It can also segment networks
using those nics you are talking about. But, it isn't a switch. You will
need to provide a switch behind those nics.
>From: Niels P. Kjeldsen
>Sent: Friday, March 10, 2006 4:12 AM
>Subject: [m0n0wall] How flexible is M0n0Wall?
>M0n0Wall seems to offer a lot of flexibility, and is it possible with 3
NICs to provide a firewall, a router and a switch that accomplishes this