RTP Control Protocol

What Does RTP Control Protocol Mean?

RTP Control Protocol (RTCP) is a real time transport protocol (RTP) component of voice over Internet protocol (VoIP) communication.


RTCP’s basic operation and packet structure are specified by RFC 3550.

Techopedia Explains RTP Control Protocol

RTCP features are:

  • Providing out-of-band statistics
  • Managing RTP’s flow information
  • Following RTP’s model of multimedia data delivery and packaging

RTCP’s primary function is delivering quality of service (QoS) feedback for media distribution through recurrent statistical data transmission to streaming multimedia contributors. This includes exchanged octet, packet counts, lost packet counts, jitters and round-trip delays. However, RTCP does not exchange media streams.


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Margaret Rouse

Margaret Rouse is an award-winning technical writer and teacher known for her ability to explain complex technical subjects to a non-technical, business audience. Over the past twenty years her explanations have appeared on TechTarget websites and she's been cited as an authority in articles by the New York Times, Time Magazine, USA Today, ZDNet, PC Magazine and Discovery Magazine.Margaret's idea of a fun day is helping IT and business professionals learn to speak each other’s highly specialized languages. If you have a suggestion for a new definition or how to improve a technical explanation, please email Margaret or contact her…