With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
clcrClientMacAddress
Cisco LWAPP CCX RM Client Mac Address
1.3.6.1.4.1.9.9.520.1.4.1.1.1
This object identifies the MAC address of a client that has sent a beacon report to the AP.
Back to CISCO-LWAPP-CCX-RM-MIB MIB page.
IPHost Network monitor allows you to monitor clcrClientMacAddress on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco optical switches right now.