With IPHost Network Monitor you can run simple snmp requests against a D-Link device in your network.
swDevInfoNumOfPortInUse
Switch Device Info Num Of Port In Use
1.3.6.1.4.1.171.11.70.5.2.1.1.2
The number of ports in this switch connected to the segment or the end stations.
Back to DES3552-L2MGMT-MIB MIB page.
IPHost Network monitor allows you to monitor swDevInfoNumOfPortInUse 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 VPN routers right now.