With IPHost Network Monitor you can run simple snmp requests against a D-Link device in your network.
tokenRingPStatsDropEvents
token Ring P Stats Dropped Events
1.3.6.1.2.1.16.1.3.1.3
The total number of events in which packets were dropped by the probe due to lack of resources. Note that this number is not necessarily the number of packets dropped; it is just the number of times this condition has been detected. This value is the same as the corresponding tokenRingMLStatsDropEvents
Back to TOKEN-RING-RMON-MIB MIB page.
IPHost Network monitor allows you to monitor tokenRingPStatsDropEvents 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 access points right now.