With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
igmpAccessListTable
igmp Access List Table
1.3.6.1.4.1.9.10.4.1.1.2
The (conceptual) table containing the configured access- lists of IP Multicast groups for which join requests received from hosts (i.e., directly attached group members) via specific interfaces are allowed. If no access-list is defined for an interface, any group can be joined via that interace.
Back to CISCO-IPMCAST-MIB MIB page.
IPHost Network monitor allows you to monitor igmpAccessListTable on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco switches right now.
