tmnxVdoIfStatExtRxRtcpAppReqSum 1.3.6.1.4.1.6527.3.1.2.61.1.17.1.4

The value of tmnxVdoIfStatExtRxRtcpAppReqSum indicates the total number of Real Time Transport Control Protocol (RTCP) App requests received for currently active sessions for the interface.