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# Bridge + Firewall + DSL Mini-HOWTO

## Derek Ney `derek@hipgraphics.com`

Nov 9, 2000

Archived Document Notice: This document has been archived by the LDP.

Configuring a Linux system to act as a firewall and bridge with a DSL network connection

## 1. Introduction

- 1.1 History
- 1.2 New versions
- 1.3 Copyrights

## 2. Bridging, Firewalls, and DSL connections

- 2.1 The Problem
- 2.2 The Solution
- 2.3 Setup Overview
- 2.4 References

## 3. Procedure

- 3.1 Example Setup
- 3.2 Hardware Setup
- 3.3 Bridge Config
- 3.4 Kernel Configuration
- 3.5 Putting It All Together
- 3.6 Firewall Setup
- 3.7 Local Machine Setup

## 4. Quirks and Problems

- 4.1 Odd message when using ipchains -X
- 4.2 Shared Interrupts

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