With IPHost Network Monitor you can run simple snmp requests against a D-Link device in your network.
swL2CosPriorityTable
Switch L2 Cos Priority Table
1.3.6.1.4.1.171.11.70.5.2.17.3.1
Used to show and config per port priority-based QoS features on the switch
Back to DES3026-L2MGMT-MIB MIB page.
IPHost Network monitor allows you to monitor swL2CosPriorityTable 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 IP cameras right now.