http://www.rfc-editor.org/rfc/rfc8286.txt
RFC 8286: RTP/RTCP Extension for RTP Splicing Notification, J. Xia, R. Even, R. Huang, L. Deng2017-10-01T23:00:00-00:00This memo defines two RTP/RTCP extensions to indicate the splicing-related information to the splicer: an RTP header extension that conveys the information "in band" and an RTP Control Protocol (RTCP) packet that conveys the information out of band.