With IPHost Network Monitor you can run simple snmp requests against a D-Link device in your network.
swL3dvmrpInterfaceMetric
Switch L3dvmrp Interface Metric
1.3.6.1.4.1.171.11.70.5.3.12.1.3
The distance metric for this interface which is used to calculate distance vectors.
Back to SWL3MGMT-MIB MIB page.
IPHost Network monitor allows you to monitor swL3dvmrpInterfaceMetric 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 VPN routers right now.