With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cfmFlowId
Cisco Flow Monitor Flow Id
1.3.6.1.4.1.9.9.692.1.2.1.1.1
This object indicates an arbitrary integer-value that uniquely identifies a traffic flow in the scope of the flow monitor that learned it. Observe that the value assigned to a flow does not necessarily persist across restarts or the removal-insertion of a physical entity supporting flow monitor(s).
Back to CISCO-FLOW-MONITOR-MIB MIB page.
IPHost Network monitor allows you to monitor cfmFlowId on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco switches right now.