====== VoIP ======

==== RTP (Real-time Transport Protocol) ====

  * [[https://tools.ietf.org/html/rfc3550|RFC 3550: RTP: A Transport Protocol for Real-Time Applications]]
  * [[https://tools.ietf.org/html/rfc3551|RFC 3551: RTP Profile for Audio and Video Conferences with Minimal Control]]

  * https://www.voip-info.org/rtp
  * https://www.voip-info.org/converting-rtp-to-audio/

=== PCMA/PCMU G.711 ===
  * [[https://stackoverflow.com/questions/3325403|Writing a 16bit raw PCM file]]
  * [[http://dystopiancode.blogspot.com/2012/02/pcm-law-and-u-law-companding-algorithms.html|PCM A-law and u-law Companding Algorithms in ANSI C]]