With IPHost Network Monitor you can run simple snmp requests against a D-Link device in your network.
swL2PortCtrlJumboFrameMaxSize
Switch L2 Port Control Jumbo Frame Max Size
1.3.6.1.4.1.171.11.70.5.2.3.4
This object describes how many bytes the max jumbo frame is.
Back to DES3552-L2MGMT-MIB MIB page.
IPHost Network monitor allows you to monitor swL2PortCtrlJumboFrameMaxSize 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.