After many years and revisions, in January 2021, a large block of IETF RFCs were published in close coordination with W3C, defining web-based multimedia conferencing:
RFC 8834: Media Transport and Use of RTP in WebRTC. C. Perkins, M. Westerlund, J. Ott. January 2021
RFC 8855: The Binary Floor Control Protocol (BFCP). G. Camarillo, K. Drage, T. Kristensen, J. Ott, C. Eckel. January 2021.
RFC 8868: Evaluating Congestion Control for Interactive Real-Time Media. V. Singh, J. Ott, S. Holmer. January 2021.
Two more by a former PhD student, Varun Singh:
RFC 8867: Test Cases for Evaluating Congestion Control for Interactive Real-Time Media. Z. Sarker, V. Singh, X. Zhu, M. Ramalho. January 2021.
RFC 8888: RTP Control Protocol (RTCP) Feedback for Congestion Control. Z. Sarker, C. Perkins, V. Singh, M. Ramalho. January 2021.