With IPHost Network Monitor you can run simple snmp requests against a D-Link device in your network.
swVLANCounterRowStatus
sw VLAN Counter Row Status
This object indicates the status of this entry.
Back to VLAN-COUNTER-MIB MIB page.
IPHost Network monitor allows you to monitor swVLANCounterRowStatus 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.