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15Chapter
RTCP: Real-Time
Control Protocol
Real-time data can be transported efficiently by providing a means for reporting
the performance of data transfer in the network. e Real Time Control Protocol
(RTCP) was proposed for this purpose and is therefore used to report or give feed-
back on the quality of data distribution. It also is used to provide a persistent trans-
port-level identification for RTP sources. at is, participants in an RTP session
are identified with RTCP and may contain more information on participants, such
as their e-mail addresses. It provides automatic adjustment of control overhead.
Finally, it also provides control informat ...