With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cDot11WidsClientMacAddress
Cisco Dot11 Wireless Intrusion Detection System Client Mac Address
1.3.6.1.4.1.9.9.456.1.2.1.1.2
This object identifies the MAC address of the associated client to which this set of statistics are applicable.
Back to CISCO-DOT11-WIDS-MIB MIB page.
IPHost Network monitor allows you to monitor cDot11WidsClientMacAddress on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco firewalls right now.