With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cwrTlDataTable
Cisco Wireless Tl Data Table
1.3.6.1.4.1.9.9.136.1.8.4
This table contains data values collected for the timelines specified in the cwrTlCtrlTable. The number of data values displayed for each timeline is determined by the value specified for cwrTlNumDataValues in cwrTlCtrlTable.
Back to CISCO-WIRELESS-IF-MIB MIB page.
IPHost Network monitor allows you to monitor cwrTlDataTable 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.