monitor_early_media_failstring Monitors early media for failure conditions, such as a busy signal. This allows faster processing of failed calls when ignoring early media.
The syntax is a series of
! delimited early media conditions in the following format:
user defined name for the error condition
the number of times the tone must be heard before considering it a fail
the frequencies to listen for (delimited by + instead of ,). See tone_detect
this variable only works when
ignore_early_media is set to true.