Category: Blog

CI Validation For Networks

CI Validation For Networks

Background The concept of a continuous integration and validation for network changes is being recognized as a must-have for modern networks. Currently in the industry there are many companies and projects working on automation or some form of automation in...
Large scale emulation  is hard!

Large scale emulation is hard!

Tesuto is working towards an ambitious goal of eliminating network outages due to control plane operations, or software failures, within network devices. This effort requires building extremely large networks within public clouds in a timely manner. Not only do we...
Heuristics & The Pilot Who Didn’t Know Left from Right

Heuristics & The Pilot Who Didn’t Know Left from Right

Crossair Flight 498 from Zurich to Dresden crashed just two minutes following takeoff on 10 January 2000. The accident investigators struggled to find the reason for the crash, until they finally re-examined the pilots’ comments in the cockpit. They determined that...
The Art of Simplicity

The Art of Simplicity

Anyone who has dealt with critical infrastructure can tell at least one story of their own, proving Murphy’s law correct: “whatever can go wrong, will go wrong.” Complex systems are more difficult to maintain and as a result more prone to outages. So there is always...
A man and a dog

A man and a dog

About a decade ago, at a Gartner event, I heard a wise quote about networking infrastructure: The ideal data center has only two living organisms, a man and a dog. The man is there to feed the dog. The dog is there to keep the man away from the devices.” This...