With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cfcmInstanceFunctions
Fibre Channel Management Instance Functions
1.3.6.1.4.1.9.10.999999.1.1.1.3
One (or more) Fibre Channel unit functions being performed by this instance.
Back to CISCO-FC-MGMT-MIB MIB page.
IPHost Network monitor allows you to monitor cfcmInstanceFunctions 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.