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Firewalling and Proxy Server HOWTO

Mark Grennan,

v0.4, 8 November 1996

This document is designed to teach the basics of firewall systems and give you some detail on setting up both a filtering and proxy firewall on a Linux based PC. An HTML version of this document is available at

1. Introduction

2. Understanding Firewalls

3. Setting up the Firewall

4. Firewalling Software

5. Preparing the Linux system

6. IP filtering setup (IPFWADM)

7. Installing the TIS Proxy server

8. The SOCKS Proxy Server

9. Advanced Configurations

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