With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cseFlowMcastResultPkts
CISCO SWITCH ENGINE Flow Mcast Result Packets
1.3.6.1.4.1.9.9.97.1.2.13.1.9
The total number of multicast traffic packets forwarded for this flow (replicated packets are not counted).
Back to CISCO-SWITCH-ENGINE-MIB MIB page.
IPHost Network monitor allows you to monitor cseFlowMcastResultPkts on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco wireless switches right now.