I just set up a router with FreeSCO, and it was simple.
My router is a P166 with 72MB RAM (yeah, It's a bit much, but what else uses 72-pin) 1.7GB HDD, and 2 3COM 509B ISA NICs. I'm using road runner cable, which uses DHCP to assign the IP. move2hdd as soon as possible, rebooting on floppy...