With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
appnIsRtpTcid
appn Is Rtp Tcid
1.3.6.1.2.1.34.4.1.6.3.1.2
The local TCID of the RTP connection.
Back to APPN-MIB MIB page.
IPHost Network monitor allows you to monitor appnIsRtpTcid on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco multiplexers right now.