Maintenance and Development, January End

Posted on 2011-01-24 by Guy Edwards

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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Global IPv6 Day

Posted on 2011-01-12 by Guy Edwards

On the 8th of June, for 24 hours, the major names that make up the web experience for a large proportion of users of the Internet will be enabling IPv6 on their services. The announcement: http://isoc.org/wp/worldipv6day/ What does this mean? … Continue reading →

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Early 2011 Work

Posted on 2011-01-06 by Guy Edwards

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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BBC iPlayer and the University VPN

Posted on 2011-01-04 by Guy Edwards

[edit] Since writing this an iPlayer developer has passed on via informal channels that they’re using the Quova geolocation service. In this database part of our VPN address range was designated an ‘international proxy’ – while this may be regarded … Continue reading →

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AOL mail

Posted on 2010-12-21 by Guy Edwards

Just a minor post about an issue some people might have seen (things are fairly quiet in the runup to Christmas). If you had an issue delivering mail to or from an aol.com address today this post explains why. I … Continue reading →

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Webcache IPv6 enabled

Posted on 2010-10-19 by Guy Edwards

By now people are probably getting bored of hearing about the webcache so you’ll be glad to know that this should be the last post on the subject, the webcache having been successfully enabled for IPv6 this morning. Note that … Continue reading →

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Kernel for the webcache

Posted on 2010-10-15 by Guy Edwards

Mathematical Institute The initial switched /64 connection to the Mathematical Institute was switched to a routed firewall connection this week and as a result I’ve routed the entire /56 that was set aside to them. I think we’ll have to … Continue reading →

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IPv6 to client networks, the raw first attempt

Posted on 2010-10-05 by Guy Edwards

All New Authoritative and Resolver DNS servers The last DNS resolver and all of the DNS authoritative servers have now been migrated to new hardware, the resolver having being migrated approx 6:10am this morning. There’s other work I’d like to … Continue reading →

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DNS resolvers and (unrelated) IPv6 progress

Posted on 2010-09-28 by Guy Edwards

I thought I’d cover our IPv6/server replacement progress this week but also describe some IPv6 issues we bumped into in case it assists other IT Officers in the University. DNS Resolvers Firstly we’re replaced the second of the three DNS … Continue reading →

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New DNS servers

Posted on 2010-09-21 by Guy Edwards

Completed The main progress on the IPv6 and server deployments this week: This morning we’ve deployed a new DNS resolver to replace our oldest in service host. It was due to be done last week but I spent a little … Continue reading →

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