Something
public text v1 · immutable==> asterisk/todo <==
[Mar 5 16:49:36] ERROR[1679] chan_zap.c: Write to 52 failed: Protocol error
==> messages <==
Mar 5 16:49:36 raton asterisk[1679]: ERROR[1679]: chan_zap.c:8218 in zt_pri_error: Write to 52 failed: Protocol error