failed protocol

  1. 3CXCfgServ01.service failed with result 'protocol', management console won't load, extension won't register, calls failing

    I hit the 10k character limit, so I've moved all the outputs of the various troubleshooting/commands to some paste.bin links. Sorry for the inconvenience. --- This is an instance of 3CX that I've been running on a dedicated RasPi 4 for a little over a year. * Raspbian GNU/Linux 10 (buster) *...