With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
dsgIfClassId
dsg If Class Id
The index that provides a unique classifier (in a DSG Agent). This value corresponds to the Classifier ID TLV in the DCD message.
Back to DSG-IF-MIB MIB page.
IPHost Network monitor allows you to monitor dsgIfClassId on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco wireless switches right now.