With IPHost Network Monitor you can run simple snmp requests against a D-Link device in your network.
swIGMPSnpDataDrivenLearningGrpRouterPorts
Switch IGMP SNOOPING Data Driven Learning Group Router Ports
1.3.6.1.4.1.171.12.73.3.1.3.1.2
This indicates the router port list of the IGMP snooping data driven learning group table.
Back to MCAST-SNOOPING-MIB MIB page.
IPHost Network monitor allows you to monitor swIGMPSnpDataDrivenLearningGrpRouterPorts on D-Link device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring D-Link switches right now.