With IPHost Network Monitor you can run simple snmp requests against a D-Link device in your network.
swAACServerGroupEntry
Switch AAC Server Group Entry
1.3.6.1.4.1.171.12.5.9.1
A list of the group including servers.
Back to AAC MIB page.
IPHost Network monitor allows you to monitor swAACServerGroupEntry 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 routers right now.