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Imaging mounted disk volumes under duress
Imaging mounted disk volumes under duress
Backups are critical. If you are lucky and organised you have a set of useful backup primitives, such as Point in Time snapshots on your Infra
Hunting down the stuck BGP routes
Hunting down the stuck BGP routes
BGP is the glue between all of the thousands of border routers that make up the internet (you can find this post (battleships) and [this post (EvE)](https://blog.b
Splitting the ping
Splitting the ping
Ping is one of the fundamental pillars of networking. It’s simple, universally supported, and is normally one of the f
Hacking Ethernet out of Fibre Channel cards
Hacking Ethernet out of Fibre Channel cards
This story, like another in the past, started as an eBay purchase that I wo
Stressing the network when it’s already down
Stressing the network when it’s already down
[Impact by Eric Wienke, edits by Ben Cartwright-
How 1500 bytes became the MTU of the internet
How 1500 bytes became the MTU of the internet
Translations
Writing userspace USB drivers for abandoned devices
Writing userspace USB drivers for abandoned devices
Transl
You cannot cURL under pressure
You cannot cURL under pressure
cURL. The wonderful HTTP plumbing tool that powers both a lot of command line debugging and bash scripts, but also exists as a strong foundation in our applications in the form of libcurl.
The year of RPKI on the control plane
The year of RPKI on the control plane
This post is a textual version of the talk I gave at NLNOG 2019, You can watch the recording of the talk on youtube below if that’s your preferred medium:
<iframe width=“700” height=“328” src=“https://www.
Teaching a cheap ethernet switch new tricks
Teaching a cheap ethernet switch new tricks
Ethernet rules everything around us, a large proportion of our systems communicate to each other with ethernet somewhere in the line. And the fast pac