8. References

8.1. Normative References

[RFC2119] Bradner, S., "Key words for use in RFCs to Indicate Requirement Levels", BCP 14, RFC 2119, DOI 10.17487/RFC2119, March 1997, \http://www.rfc-editor.org/info/rfc2119\``.
[RFC6716] Valin, JM., Vos, K., and T. Terriberry, "Definition of the Opus Audio Codec", RFC 6716, DOI 10.17487/RFC6716, September 2012, \http://www.rfc-editor.org/info/rfc6716\``.
[RFC7587] Spittka, J., Vos, K., and JM. Valin, "RTP Payload Format for the Opus Speech and Audio Codec", RFC 7587, DOI 10.17487/RFC7587, June 2015, \http://www.rfc-editor.org/info/rfc7587\``.
[G.711] ITU-T, "Pulse code modulation (PCM) of voice frequencies", ITU-T Recommendation G.711, November 1988.

[RFC7875] Proust, S., Ed., "Additional WebRTC Audio Codecs for Interoperability", RFC 7875, DOI 10.17487/RFC7875, May 2016, \http://www.rfc-editor.org/info/rfc7875\``.