Tag: workflow

  • Effectiveness – Network Truths, Principles and Fallacies

    I recently gave a 13-minute talk to the Irish Network Operators Group (INOG).  In this talk I argue that you can become more effective, and a happier engineer by standing back and reflecting. The talk discusses how you work –  with reference to some great truths, principles and fallacies. I introduce The twelve networking truths…

  • Network config backups – just the beginning

    An emergency switch replacement can ruin your day. However, having network config backups is not enough. Restoring full service may not be as easy as just copying the running configuration from your RANCID CVS repo, or your colleagues hard drive. Restoring the ‘identity’ of your original switch is a multi-step and somewhat complicated process.

  • Planning projects instead of burning benjamins

    Engineers are often unstuck by poor planning and get hit with large financial penalties as a result. Projects can become mired in delays and complications due to unforeseen costs and expenses. There are some unavoidable bumps in the road, but most could be foreseen and eliminated in advance. I want to share a few tips based…

  • Career – Zen and the art of network maintenance

    Getting Zen ‘Zen and the art of motorcycle maintenance‘ by Robert Pirsig is a modern classic.  When I first read this book I didn’t quite get the zen I was looking for. But then again maybe I was trying too hard which isn’t very zen-like.  It is a wonderful book and although I missed many…

  • Design – Security involvement in design and audit stage

    Designed to fail Security audits are a fantastic way to improve the security of your network. A good auditor can highlight critical flaws in your design and configuration before they are launched into the big bad world. However I think there is a massive issue with security audits; they are designed to fail.

  • Does config automation demand inflexiblity?

    Imagine you’ve just designed and deployed a data center. It was hell but you are smiling. Your design is homogenous, simple and elegant. A greenfield datacenter full of shiny, identical network devices. Because the design was so consistent and repeatable you scripted the generation of the device configurations without too much hassle. This is a network with an easily…

  • RFQs: Get Value from your VAR

    Today we’re going to take a look at a very specific aspect the network project delivery workflow; seeking a quote from a value added reseller or VAR.   A VAR re-sells equipment and services on behalf of network equipment vendors.  In this post we’ll look at what a VAR is and how to reduce the…