With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
csqModuleFwdByNetflowInOctets
Cisco Switch QOS Module Forward By Netflow In Octets
1.3.6.1.4.1.9.9.580.1.5.3.1.38
The total number of ingress octets which are forwarded by the netflow feature.
Back to CISCO-SWITCH-QOS-MIB MIB page.
IPHost Network monitor allows you to monitor csqModuleFwdByNetflowInOctets 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.