Network Management with the OpenBSD Packet Filter Toolset from BSDCan 2022

Peter Hansteen, Massimiliano Stucchi and Tom Smyth gave a presentation on pf at BSDCan 2022. While a video recording from the event has yet to appear, the slides from their presentation may be viewed here:
https://home.nuug.no/~peter/pftutorial/

If you want to attend a session like this, the next chance is at EuroBSDCon in Vienna, September 15.