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

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

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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eduroam and realmless usernames: an update

You may be aware that the University of Oxford will shortly be mandating fully qualified usernames for eduroam, explained and for reasons discussed in a previous blog post. This post is intended as a followup, highlighting how we’re intending on … Continue reading

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FreeRADIUS, sql_log, PostgreSQL and upserting

While this is superficially a post for creating an upsert PostgreSQL query for FreeRADIUS’s sql_log module, I felt the problem was general enough to warrant an explanation as to what CTEs can do. As such, the post should be of … Continue reading

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Linux and eduroam: NAT logging, perl and regular expressions

This is a continuation of the series of posts examining the inner workings of eduroam and in particular Linux’s involvement in it. I had originally intended for this to be a post on both logging and monitoring. I now realize … Continue reading

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Maintenance and Development, January End

So last week was more steady progress, here’s the rundown of what I’ve been doing and will be doing next week. DHCP servers maintenance The new DHCP servers arrived and a base install was completed for both hosts (our new-ish … Continue reading

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Early 2011 Work

So an overview of my own individual tasks for early 2011 looks like: Replacing the DHCP servers for the university This was scheduled for last year but the sequence of events needed to free up hardware for the service to … Continue reading

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Hello world!

Welcome to the OUCS Networks Team blog. This blog is a new venture for us, but it’s something we’ve wanted to do for a long time. Our days are filled with a mix of the usual IT firefighting but also … Continue reading

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