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Blogs
14
Oct 2022
exabgp 4.x, anycast, and healthchecks
This is a fifth in a blog series about DNS, specifically to address changes in exabgp 4.x, and how its built in healthcheck works.
01
Sep 2020
nginx ISP fence
restricting an nginx application to one or more ISPs
14
Apr 2020
OpenBSD 6.6 BGP Looking Glass
OpenBSD 6.6 BGP Looking Glass
01
Feb 2020
MPLS Labels Explained
Sometimes the easiest way to understand a complex subject is just to see it in action.
29
Jan 2020
Troubleshooting a Duplicate OSPF Router ID
I ran into an strange issue today. The problem was reported as "can't upload on a speed test".
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