I don't have any links other than the usual
LinuxRouter.org, but I did see an advertisement in the 9/10 issue of MicroTimes for a free class on how to setup a linux router.
-Software and manual included.
-Seats are limited and offer is available for a short time only.
-Learn about IP Masquerading and NAT.
-Learn about DHCP and PPPOE when connecting to an ISP.
-To set this up you need a PC(486+), 1.44 floppy, 2-NIC's, and an ISP connection wtih DSL/Ethernet or equivalent.
North American Computer College
Glendale, CA
1-888-819-NACC
1-818-500-7227
Website (No mention of Offer Though)