RFC 4040
RTP Payload Format for a 64 kbit/s Transparent Call, April 2005
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DOI: https://doi.org/10.17487/RFC4040
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Abstract
This document describes how to carry 64 kbit/s channel data transparently in RTP packets, using a pseudo-codec called "Clearmode". It also serves as registration for a related MIME type called "audio/clearmode".
"Clearmode" is a basic feature of VoIP Media Gateways. [STANDARDS-TRACK]
For the definition of Status, see RFC 2026.
For the definition of Stream, see RFC 8729.