With IPHost Network Monitor you can run simple snmp requests against a D-Link device in your network.
swL3dvmrpInterfaceStatus
Switch L3dvmrp Interface Status
1.3.6.1.4.1.171.11.70.5.3.12.1.6
The status of this entry. Creating the entry enables DVMRP on the virtual interface; destroying the entry or setting it to notInService disables DVMRP on the virtual interface.
Back to SWL3MGMT-MIB MIB page.
IPHost Network monitor allows you to monitor swL3dvmrpInterfaceStatus 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.