Mininet Waiting for Network Configuration

I recently started taking the Udacity course on Computer Networking¬†and while it looks like a good course it suffers from the same problem all the Udacity courses seem to suffer from: really badly put together examples and quizzes. It’s a shame because the material itself is generally of a really high quality. The problem I hit here was after starting up the virtual machine they provide for learning against I found I didn’t have a connection to the Internet. The instructions mention putting the network adaptor into bridged mode but nothing about what to do if the adaptor doesn’t configure itself.Continue reading

WobblyStack – A Single Node OpenStack Install

For a couple of years now I’ve run a small VMWare virtualization system for my business. Broadly speaking it’s gone well and been fairly uneventful. The only panic came when I transitioned from the free to the small business version of the software – I installed more memory than was allowed in the free version, rather than just ignoring it the system refused to boot any VMs! Unfortunately I’ve never really had the time to fully explore what I could do with the system and I’ve long felt that there was more to be had. Rather than shell out more money on VMWare toys though I thought it was high time I learnt about OpenStack.

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MikroTik RB751G Configuration

This page describes the initial set up of my MikroTik RB751G router with a Thompson Gateway TG585v7 BeBox. Although that sounds quite specific these settings are should work with most or all ADSL routers that are in bridge mode and other RouterBoard devices.Continue reading