The following is a list of resources that may assist you in setting up your firewall. There are many more—just look around on the Internet.

Firewall HOWTO:


IPChains web site:

Linux Documentation Project:

Linux Kernel Archives:

“Linux Kernel Installation” by Daniel Lazenby, Linux Journal, page 54, November 1997

Linux NET-3-HOWTO, Linux Networking:

Linux Router Project (LRP):

Linux Router Project Module Maker:

Security notices and information:

Various newsgroups:

For those who would like to have an in-depth understanding: Internet Requests for Comments: