With IPHost Network Monitor you can run simple snmp requests against a D-Link device in your network.
dvmrpInterfaceRemoteAddress
dvmrp Interface Remote Address
1.3.6.1.3.62.1.1.3.1.5
The IP address of the remote end of this DVMRP virtual interface. For a tunnel (including source routed), this is the IP address of the neighboring router. For a subnet, this is the subnet address. This object is deprecated in favor of address information associated with the underlying ifEntry.
Back to DVMRP-MIB MIB page.
IPHost Network monitor allows you to monitor dvmrpInterfaceRemoteAddress 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.