With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cisFilterStatsVlanNumber
Cisco IGMP Snooping Filter Stats Vlan Number
1.3.6.1.4.1.9.9.263.1.10.5.1.1
Indicates the VLAN which the entry provides statistics information for, when the interface is in trunk mode. Value of zero indicates that statistics information provided in this entry is for the interface that is in access-mode.
Back to CISCO-IGMP-SNOOPING-MIB MIB page.
IPHost Network monitor allows you to monitor cisFilterStatsVlanNumber on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco firewalls right now.