A guide to Asterisk native audio formats (ulaw, alaw, GSM, G.722, WAV, SLN), when to use each one, and how to convert files with sox and ffmpeg.
Covers where to find royalty-free audio to replace the default opsound tracks, how to convert downloaded files to the formats Asterisk plays natively,...
Configure Asterisk music on hold using native audio files instead of mpg123. Covers musiconhold.conf setup, sox format conversion, multi-codec files t...
Convert audio files to Asterisk-compatible formats using sox or ffmpeg. Covers single-file WAV, GSM, and ulaw conversion, batch directory scripts, and...
Configure Music on Hold classes in musiconhold.conf -- set up custom hold music directories, per-context MOH, and per-endpoint MOH assignment.