With IPHost Network Monitor you can run simple snmp requests against a D-Link device in your network.
gbicVendorOUI
gbic Vendor OUI
1.3.6.1.4.1.3646.1300.2.15.3.1.11
The vendor organizationally unique identifier field (vendor OUI) is a 3-byte field that contains the IEEE Company Identifier for the vendor. A value of all zero in the 3-byte field indicates that the Vendor OUI is unspecified.
Back to ASKEY-HARDWARE-INFORMATION-MIB MIB page.
IPHost Network monitor allows you to monitor gbicVendorOUI 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 switches right now.