September 2018 – Odin 5940 FroDo Comware Upgrade – Additional full reboots required

Posted on 2018-09-26 by John Swain

From both my last post and my colleague Rob Perkins’ previous post, you’ll see that we’ve had some fun and games recently with updating the software on the FroDos provisioned on the HPE 5940 platform. Whilst these FroDos represent a … Continue reading →

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September 2018 – Odin 5940 Frodo Upgrade – Take 2

Posted on 2018-09-17 by John Swain

Odin 5940 FroDo Comware Upgrade (reattempt) We would like to announce a staged upgrade of the version of Comware running on our HPE 5940 FroDos for those that were not completed last time around. This blog entry aims to answer … Continue reading →

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Cisco networking & eduroam: Rate Limiting Using Microflow Policing

Posted on 2014-08-11 by John Swain

This is my final post on the interesting technical aspects of the new networking infrastructure that support the eduroam service around the university. This post covers the finer technical details of how we currently rate limit client devices to 8Mbps … Continue reading →

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Configuring Cisco Ethernet management interfaces

Posted on 2014-07-30 by John Swain

Following on from recent posts where I have covered our use of the Cisco Catalyst 4500-X platform for the eduroam networking infrastructure upgrade project, I thought it would be good to cover the Ethernet management interface in more detail. Why, … Continue reading →

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Cisco networking and eduroam: Routing

Posted on 2014-06-27 by John Swain

This is the first post in a series discussing some of the finer details of the networking setup for the new eduroam infrastructure that went into production last month. In this post, I will be covering the IP routing setup … Continue reading →

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Building the new eduroam networking infrastructure

Posted on 2014-05-30 by John Swain

As many of you around the university are likely to be aware of by now, this month we migrated to a new backend infrastructure to support the eduroam service across the city. This blog post has been written to give … Continue reading →

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