With IPHost Network Monitor you can run simple snmp requests against a D-Link device in your network.
swMcastFilterPortAccessTable
Switch Mcast Filter Port Access Table
1.3.6.1.4.1.171.12.53.4
The access state information of the port table.
Back to MCAST-FILTER-MIB MIB page.
IPHost Network monitor allows you to monitor swMcastFilterPortAccessTable 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 routers right now.