With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cd11IfVlanBcastKeyClientLeave
Cisco DOT11 Interfaces Vlan Bcast Key Client Leave
1.3.6.1.4.1.9.9.272.1.1.1.10.1.5
If it is 'true', a new key will be used every time when a client of the radio on this VLAN disassociates.
Back to CISCO-DOT11-IF-MIB MIB page.
IPHost Network monitor allows you to monitor cd11IfVlanBcastKeyClientLeave on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco mobile switches right now.