With IPHost Network Monitor you can run simple snmp requests against a D-Link device in your network.
swAACServerIPAddr
Switch AAC Server IP Address
1.3.6.1.4.1.171.12.5.10.1.1
The IP address of Server
Back to AAC MIB page.
IPHost Network monitor allows you to monitor swAACServerIPAddr 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.