With IPHost Network Monitor you can run simple snmp requests against a D-Link device in your network.
swMacBasedAuthState
sw Mac Based Authorization State
This object enables or disables the MAC-based Access Control status of the device.
Back to Mac-Based-Authentication-MIB MIB page.
IPHost Network monitor allows you to monitor swMacBasedAuthState 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 access points right now.