Next Previous Contents v0.80, Feb. 26, 2000
This document is designed to describe the basics of firewall systems and give you some detail on setting up both a filtering and proxy firewall on a Linux based system. An HTML version of this document is available at http://www.grennan.com/Firewall-HOWTO.html
1. Introduction
Table des matières
2. Understanding Firewalls
- 2.1 Firewall Politics
- 2.2 Types of Firewalls
3. Firewall Architecture
4. Setting up the Linux Filtering Firewall
- 4.1 Hardware requirements
5. Software requirements
- 5.1 Selecting a Kernel
- 5.2 Selecting a proxy server
6. Preparing the Linux system
7. IP filtering setup (IPFWADM)
8. IP filtering setup (IPCHAINS)
9. Installing a Transparent SQUID proxy
10. Installing the TIS Proxy server
11. The SOCKS Proxy Server
12. Advanced Configurations
- 12.1 A large network with emphasis on security
13. Making Management Easy
- 13.1 Firewall tools
- 13.2 General tools
14. Defeating a Proxy Firewall
15. APPENDEX A – Example Scripts
- 15.1 RC Script useing GFCC
- 15.2 GFCC script
- 15.3 RC Script without GFCC
16. APPENDEX B – An VPN RC Script for RedHat
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