System information

might if you are going to use it for overhead paging), or copy the file to another system
and listen to it there:
$ play /tmp/voicemail_recording.wav
voicemail_recording.wav:
File Size: 7.28k Bit Rate: 13.1k
Encoding: GSM
Channels: 1 @ 16-bit
Samplerate: 8000Hz
Replaygain: off
Duration: 00:00:04.44
In:100% 00:00:04.44 [00:00:00.00] Out:35.5k [ | ] Hd:4.4 Clip:0
Done.
Conclusion
In this chapter, we learned about several areas where Asterisk can integrate with a
relational database. This is useful for systems where you need to start scaling by clus-
tering multiple Asterisk boxes working with the same centralized information, or when
you want to start building external applications to modify information without requir-
ing a reload of the system (i.e., not requiring the modification of flat files).
Conclusion | 387