Sometimes you will wish to listen to calls in progress. It is not always easy to "catch" a specific call. FreeSWITCH includes a simple interface that let's you listen in on a call with only a browser and an MP3 player such as iTunes. This feature is called telecast.
Be sure to complete the steps in the Using the built-in web interface recipe in this chapter before attempting to use the
telecast feature. You will also need a browser and speakers or headphones in order to listen in during a phone call.
Start by enabling
mod_shout, which is what handles the audio stream. Windows users skip to step 3. Linux/Unix users start with these steps:
modules.confin the FreeSWITCH source and uncomment the line with
#formats/mod_shoutby removing the
#at the beginning of the line.
Save and exit. Build the module with this command:
mod_shoutto load by default when FreeSWITCH starts. Open