With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
interfaceTopNDuration
interface Top N Duration
1.3.6.1.2.1.16.27.1.2.1.7
The number of seconds that this report has collected during the last sampling interval, or if this report is currently being collected, the number of seconds that this report is being collected during this sampling interval. When the associated interfaceTopNTimeRemaining object is set, this object shall be set by the agent to the same value and shall not be modified until the next time the interfaceTopNTimeRemaining is set. This value shall be zero if no reports have been requested for this interfaceTopNControlEntry.
Back to INTERFACETOPN-MIB MIB page.
IPHost Network monitor allows you to monitor interfaceTopNDuration on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco wireless switches right now.