With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cwrSnapDataEntry
Cisco Wireless Snap Data Entry
1.3.6.1.4.1.9.9.136.1.9.3.1
This represents one entry in the cwrSnapDataTable. It is indexed by the ifIndex and cwrSnapValueIndex. The values in this table represent real numbers or complex numbers. If they are real numbers then cwrRealPart contains the data and cwrImaginaryPart is zero.
Back to CISCO-WIRELESS-IF-MIB MIB page.
IPHost Network monitor allows you to monitor cwrSnapDataEntry 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.