With IPHost Network Monitor you can run simple snmp requests against a D-Link device in your network.
dvmrpRouteNextHopEntry
dvmrp Route Next Hop Entry
1.3.6.1.3.62.1.1.6.1
An entry (conceptual row) in the list of next hops on outgoing interfaces to which IP multicast datagrams from particular sources are routed.
Back to DVMRP-MIB MIB page.
IPHost Network monitor allows you to monitor dvmrpRouteNextHopEntry 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 WiFi routers right now.