The Asterisk core provides a set of features that once enabled can be activated through DTMF codes (also known as feature codes).

Features are configured in features.conf and most require additional configuration via arguments or options to applications that invoke channel creation.


Versions of Asterisk older than 12 included parking configuration inside features.conf. In Asterisk 12 parking configuration was moved out into res_parking.conf.

The core features discussed in this section are:

The only features discussed in this section are those that have some relation to features.conf. Features in a broader sense - that is features that your application built with Asterisk may have - are implemented through usage of Applications, Functions and Interfaces or Dialplan.