Shorewall QuickStart Guides (HOWTOs) Tom Eastep 2005-01-07 2001-2005 Thomas M. Eastep Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.2 or any later version published by the Free Software Foundation; with no Invariant Sections, with no Front-Cover, and with no Back-Cover Texts. A copy of the license is included in the section entitled GNU Free Documentation License. With thanks to Richard who reminded me once again that we must all first walk before we can run. The French Translations of the single-IP guides are courtesy of Patrice Vetsel. Updated for Shorewall 2.0 by Fabien Demassieux. The French Translation of the Shorewall Setup Guide is courtesy of Fabien Demassieux.
The Guides These guides provide step-by-step instructions for configuring Shorewall in common firewall setups.
If you already have a router. If you already have a router on your premises and you simply want to add a firewall between the router and your local systems then you want a bridge configuration.
If you want the firewall system to handle a <emphasis role="bold">single public IP address</emphasis> These guides are designed to get your first firewall up and running quickly in the three most common Shorewall configurations. If you want to learn more about Shorewall than is explained in these simple guides then the Shorewall Setup Guide is for you. Standalone Linux System (Version Française) Two-interface Linux System acting as a firewall/router for a small local network (Version Française) Three-interface Linux System acting as a firewall/router for a small local network and a DMZ.. (Version Française)
If you want the firewall system to handle more than one public IP address The Shorewall Setup Guide outlines the steps necessary to set up a firewall where there are multiple public IP addresses involved or if you want to learn more about Shorewall than is explained in the single-address guides above (Version Française)
Guides that Others have Written Andrew Allen has provided this guide for installing Shorewall on standalone webhosting servers.