RTP Payload for Text Conversation December 2003

This memo describes how to carry real time text conversation session contents in RTP packets. Text conversation session contents are specified in ITU-T Recommendation T.140 [1]. Two payload formats are described. One for transmitting text on a separate RTP session dedicated for the transmission of text, and one for transmitting audio and text data within one single RTP session. This RTP payload description contains an optional possibility to include redundant text from already transmitted packets in order to Hellstrom Expires June 2004 [Page 1] RTP Payload for Text Conversation December 2003 reduce the risk of text loss caused by packet loss. The redundancy coding follows RFC 2198.