We take a quick dive into the Highspeed Amateurradio Multimedia NETwork the wireless backbone of the European Amatuerradio Community. It’s uses mostly commercial hardware on it’s own frequencies beneath the 2,4 and 5 GHz wifi bands. The net is routed with it’s own ipv4 private network consisting of multiple 44.xxx.000.000/16 blocs. A short overview on what the Hamnet is and how it came to be. Not forgetting all the challenges of technical and legal kind that come with running and building the Net.