The full log file only generates the 2 lines below when I am trying to make an incoming call:
[2019-02-22 09:33:18] WARNING[5131][C-00004272] chan_sip.c: username mismatch, have , digest has <235XXX>
[2019-02-22 09:33:18] NOTICE[5131][C-00004272] chan_sip.c: Failed to authenticate device “31135420XXX” <sip:31135420XXX@motto.nl:5080>;tag=as03dbc3e3
