With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cDot11AssociationStatsTable
Cisco Dot11 Association Statistics Table
1.3.6.1.4.1.9.9.273.1.1.3
This table contains statistics for various devices associated with this device on each of the IEEE 802.11 interfaces since it was last re-started. These devices include: wireless clients, repeaters, and bridges. This table has a sparse dependent relationship on the ifTable.
Back to CISCO-DOT11-ASSOCIATION-MIB MIB page.
IPHost Network monitor allows you to monitor cDot11AssociationStatsTable on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco routers right now.