This document specifies an RTP payload format for the Forward Error
Correction (FEC) repair data produced by the Raptor FEC Schemes. Raptor
FEC Schemes are specified for use with the IETF FEC Framework that
supports the transport of repair data over both UDP and RTP. This
document specifies the payload format that is required for the use of RTP to
carry Raptor repair flows. [STANDARDS-TRACK]