…i.e., the "audio/red" payload type). Although this payload type is defined in [ RFC2198 ], the SDP representation is specified in Section 4.1.21 of [RFC3555] (note that this representation was not updated by [ RFC4856 ]). In particular, the "pt" parameter can be mapped to a=fmtp …

…irection is sometimes not yet known. ¶ Use of the redundant audio data format [ RFC2198 ] could be seen as a form of simulcast for loss-protection purposes, but it is not considered conflicting with the mechanisms described in this memo and MAY therefore be used as any other form…

…irection is sometimes not yet known. ¶ Use of the redundant audio data format [ RFC2198 ] could be seen as a form of simulcast for loss-protection purposes, but it is not considered conflicting with the mechanisms described in this memo and MAY therefore be used as any other form…

…TCRtpCodecParameters> codecs The codecs to send or receive (could include RED [[RFC2198]], RTX [[!RFC4588]] and CN [[RFC3389]]). sequence<RTCRtpHeaderExtensionParameters> headerExtensions Configured header extensions. sequence<RTCRtpEncodingParameters> encodings The "encodings" o…