With IPHost Network Monitor you can run simple snmp requests against a D-Link device in your network.
swPortSecPortAdmState
Switch Port Sec Port Adm State
1.3.6.1.4.1.171.12.63.3.1.1.1.4
Indicates the administration state of the locking address.
Back to PORT-SECURITY-MIB MIB page.
IPHost Network monitor allows you to monitor swPortSecPortAdmState 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.