Transparent Proxy with Linux and Squid mini-HOWTO

Daniel Kiracofe

1. Introduction

• 1.1 Comments
• 1.2 Copyrights and Trademarks
• 1.3 #include <disclaimer.h>

2. Overview of Transparent Proxying

• 2.1 Motivation
• 2.2 Scope of this document
• 2.3 HTTPS
• 2.4 Proxy Authentication

3. Configuring the Kernel

4. Setting up squid

5. Setting up iptables (Netfilter)

6. Transparent Proxy to a Remote Box

• 6.1 First method (simpler, but does not work for some esoteric cases)
• 6.2 Second method (more complicated, but more general)
• 6.3 Method One: What if iptables-box is on a dynamic IP?

7. Transparent Proxy With Bridging

8. Put it all together

9. Troubleshooting

10. Further Resources