30 Levels of NAT Firewall Lab

So I am a very large geek, and proud of it. It hurt to walk past a cupboard at work knowing there was 30+ Cisco PIX 501 firewalls sitting in there collecting dust. One day it dawned on me, I wonder how crap internet would be sitting behind 30 of those slow ass god awful to use and configure firewalls. So here are the results:

Network Diagram

(Click for larger image)

Sample PIX 501 conf:

[plain]
hostname fwX
password cisco
enable password cisco
domain-name cooperlees.com

ip address inside 10.N.0.1 255.255.255.0
ip address outside 10.N1.0.2 255.255.255.0
interface ethernet0 auto
interface ethernet1 100full

route outside 0 0 10.N1.0.1
nat (inside) 1 10.N.0.0 255.255.255.0
global (outside) 1 interface

access-list outbound permit any any
access-group outbound in interface inside

access-list ping_acl permit icmp any any
access-group ping_acl in interface outside
[/plain]

Video of the Results

Thanks to Jason Leschnik, Anthony Noonan, Kyle Seton and Chris Steven for their assistance.