Basic DHCP Snooping Lab

3
One very easy thing that I wanted to review was DHCP snooping. There isn't much to it, but it's a good thing to review. Take a look at the lab topology. SW3 is the...

Cisco DMVPN Configuration Guide

1
DMVPN was next on my list to begin looking into for my CCIE exam so I decided to get a brief intro to the technology today as I sit here sick at with two...

Cisco IPS / IME Certificate Error

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At some point if you are a user of Cisco's IPS product, you may have found it beneficial to use IME (IPS Manager Express). If you are not familiar with it, basically it is...

Asymmetric NAT rules matched for forward and reverse flows

14
I was configuring a basic VPN configuration on my home Cisco ASA firewall so I could monitor a few things locally on my network while I was out with my iPhone. Being a Friday...

Cisco ASA 9.4 – Policy Based Routing

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It has finally happened: policy based routing is available for the Cisco ASA platform. This comes about from the new version 9.4 of the ASA software. While a lot of the time policy based...

Nat-Traversal (Nat-T) Clarification

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There was a recent lab I was working through where Nat-T was the main focus. Basically there was a firewall behind the internet router. It looked a little something like this, but sub our...