Custom Linux Firewalls with Debian
In this tutorial we’ll cover many topics that will allow you to build your own custom firewall machine from scratch using standard PC hardware and the Linux operating system. I’ll present everything from the basic topics of firewalls, DHCP, and DNS, up to advanced features such as VPN and IDS. More here
Hello all. But this guide is probably in parts outdated, as was written for Sarge, not Lenny. A bit more current guide to Debian firewalling: http://www.abazaba.org/debian/firewall.html