This document has been replaced by draft-ietf-avt-rtcp-report-extns-00.txt. For more information or a copy of the document, contact the author directly. Draft Author(s): R. Caceres: ramon@research.att.com K. Almeroth: almeroth@cs.ucsb.edu T. Friedman: friedman@cs.umass.edu K. Sarac: ksarac@cs.uscb.edu