With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
csbPerFlowStatsRTPPktsSent
Cisco Session Border Per Flow Stats RTP Packets Sent
1.3.6.1.4.1.9.9.657.1.5.1.6
This object indicates the number of RTP packets sent per flow by the SBC.
Back to CISCO-SESS-BORDER-CTRLR-CALL-STATS-MIB MIB page.
IPHost Network monitor allows you to monitor csbPerFlowStatsRTPPktsSent 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.