With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
slbConnectionNumCacheEntries
slb Connection Num Cache Entries
1.3.6.1.4.1.9.9.161.1.5.1.1.10
The number of netflow cache entries for this connection. An entry for a terminated connection cannot be deleted while this number is non-zero.
Back to CISCO-SLB-MIB MIB page.
IPHost Network monitor allows you to monitor slbConnectionNumCacheEntries 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.