School Sysadmin

This blog follows my exploits as a one time Network Architect / Systems Administrator / IT Manager at a university in South Africa. When you've RTFMd, and it didn't help, WABM!

Tuesday, 2 July 2019

One year on, in a different kind of school...

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A year ago (to the day), I started what I would seriously consider a "dream job title" - that of Network Architect at a University...

Securing Internet Routing: RPKI OV and ROAs

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For some time now, I've had a ticket in my queue to "Investigate RPKI". A few weeks ago, we experienced some strange internet ...

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Friday, 10 May 2019

On the State of Firewalls: are NGFWs (becoming) obsolete?

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Between the last blog post and this one, I’ve moved from K-12 into Higher Education, at the first place in Sub-Saharan Africa to have Intern...

Monday, 4 June 2018

On PABXs...

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We eventually decided that our existing PABX solution no longer met requirements. In particular, it was very opaque, and extremely expensive...

Thursday, 26 April 2018

GSuite mail gateway using Ubuntu and Postfix

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Whilst a lot of vendors will tell you they "support Gmail", it turns out the level of support can be... iffy. In the end, it is ...

Tuesday, 20 February 2018

MPLS causes some weird effects - aka Why is traceroute so much slower than ping for some hops?

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Recently, my attention was drawn to something Odd about our traceroutes - namely, that traceroute and ping to an intermediate host on a rout...

Friday, 16 February 2018

Chromebooks? Yes Please.

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We've started seeing more and more Chromebooks. To those in education overseas, they're not exactly news, but they have recently b...

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James Stapley

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