If you are like me at some point you have gotten psyched up for python network automation, then gone through the python class over at www.codecademy.com…. What now? My goal here is to give you some code snippets and explain how they work, and tell you some of the things I wish I had known […]
Oxidized is an open-source project started by Saku Ytti and Samer Abdel-Hafez as an alternative to the very popular RANCID software. A little over a year ago, I created a RANCID server to backup the configuration of my network devices. It has been a good, stable piece of software that has been doing the job very well across hundreds […]
This post follows on from the first in this series and looks at how to modify the config if there is NAT along the way as well as reviewing a couple of the verification commands. I’ve attached the full configs. Network Diagram Premise A branch office with an ADSL connection would like to access […]
Introduction This post is the first in a series of two. In this post I will walkthrough the configuration of a site-to-site IPSec VPN tunnel using a pair of ASAs. I’ll use the terms eastbound and westbound to describe traffic flowing across the tunnel, relative to the diagram below. Network Diagram There is an error […]
AT&T’s recent field test shows white box isn’t just about more product choices or cheaper gear. It’s about the benefits of starting with a clean slate.