VoIP How to set up any single SIP endpoint with Twilio (including emergency calling) With no external dependencies, and with no Elastic SIP Trunk.
Networking Network odds and ends for cheap My favorites for miscellaneous network tasks, like media converters, compact switches, and the like.
Linux, Sysadmin How to install Debian 10 on a headless 2009 Xserve (1,1) If you want to do that... for some reason.