Linux ipnatctl HOWTO

Rusty Russell, mailing list netfilter@lists.samba.org

1. Introduction

2. Where is the official Web Site and List?

• 2.1 What is NAT?
• 2.2 Why Would I Want To Do NAT?

3. Quick Translation From 2.0 and 2.2 Kernels

• 3.1 I just want masquerading! Help!
• 3.2 What about ipmasqadm?

4. Selecting What Packets To Mangle

• 4.1 A Detour Into IP Addresses
• 4.2 Still Selecting What Packets To Mangle

5. Saying How To Mangle The Packets

• 5.1 Normal NAT
• 5.2 Reverse NAT
• 5.3 How To Map The Packet
• 5.4 Specialized Mappings

6. Multiple Mappings, Overlap and Clashes

7. NULL mappings: Not Altering Some Packets

8. More Complexity: How Rules Interact

9. Special Protocols

10. Caveats on NAT

11. Examples of NAT

12. Thanks