With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cfcpmTimeElapsed
Cisco Fibre Channel PM Time Elapsed
1.3.6.1.4.1.9.9.99997.1.1.1.1.1
The number of seconds, including partial seconds, that have elapsed since the beginning of the current measurement period. If, for some reason, such as an adjustment in the system's time-of-day clock, the current interval exceeds the maximum value, the agent will return the maximum value.
Back to CISCO-FC-PM-MIB MIB page.
IPHost Network monitor allows you to monitor cfcpmTimeElapsed on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco firewalls right now.