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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 3.2 Final//EN"> <HTML> <HEAD> <META NAME="GENERATOR" CONTENT="LinuxDoc-Tools 0.9.73"> <TITLE>Linux 2.4 NAT HOWTO: Introduction</TITLE> <LINK HREF="NAT-HOWTO-2.html" REL=next> <LINK HREF="NAT-HOWTO.html#toc1" REL=contents> </HEAD> <BODY> <A HREF="NAT-HOWTO-2.html">Next</A> Previous <A HREF="NAT-HOWTO.html#toc1">Contents</A> <HR> <H2><A NAME="intro"></A> <A NAME="s1">1.</A> <A HREF="NAT-HOWTO.html#toc1">Introduction</A></H2> <P>Welcome, gentle reader.</P> <P>You are about to delve into the fascinating (and sometimes horrid) world of NAT: Network Address Translation, and this HOWTO is going to be your somewhat accurate guide to the 2.4 Linux Kernel and beyond.</P> <P>In Linux 2.4, an infrastructure for mangling packets was introduced, called `netfilter'. A layer on top of this provides NAT, completely reimplemented from previous kernels.</P> <P>(C) 2000 Paul `Rusty' Russell. Licensed under the GNU GPL.</P> <HR> <A HREF="NAT-HOWTO-2.html">Next</A> Previous <A HREF="NAT-HOWTO.html#toc1">Contents</A> </BODY> </HTML>