Articles

Not another hjkl tutorial. This is the stuff you still get wrong after years of using Vim - efficient navigation, copy/paste that actually works, YAML-specific workflows, and the motions that turn config file editing from a chore into a joy.

Expanding a single BGP router into a two-PoP distributed network: adding a Vultr edge router with native BGP peering, three upstream GRE providers and iBGP to tie it together - plus the stateless PF rules that make transit routing actually work.

What looked like a simple nginx config change turned into a tour through SSL library incompatibilities, pf firewall rules for a new protocol, and a multi-worker affinity problem that only shows up under real traffic. A complete guide to getting HTTP/3 working with nginx 1.28 on FreeBSD 15.0 inside a Bastille jail.

Using a JeeLink USB stick inside a FreeBSD jail to bridge legacy LaCrosse temperature and humidity sensors to Home Assistant over MQTT

Running Red Hat Enterprise Linux on ZFS root is not supported. I did it anyway. Here’s how this cursed configuration came to be, why you shouldn’t replicate it, and what the proper alternative looks like.