Tag Archive for firewall

NAT on a PIX/ASA

NATting sucks and can be confusing. I’m sure everyone agrees to that, but you have to use it at some times. In a PIX/ASA, it’s easy to configure a simple setup, but can be super-complicated in larger networks. In a…

Commenting Access-lists

There’s a very-overlooked feature of access-lists — the remark. Yes, this is very basic, but it’s worth mentioning, as it has saved me anguish time and time again. I use remarks to document each line of an ACL (on IOS,…