With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cDot11AssociationStatsEntry
Cisco Dot11 Association Statistics Entry
1.3.6.1.4.1.9.9.273.1.1.3.1
Each entry provides association statistics of various devices interacting with this device on each of the IEEE 802.11 interfaces.
Back to CISCO-DOT11-ASSOCIATION-MIB MIB page.
IPHost Network monitor allows you to monitor cDot11AssociationStatsEntry on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco multiplexers right now.