With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cfcpmcPortRxOfflineSequences
Cisco Fibre Channel PMC Port Rx Offline Sequences
1.3.6.1.4.1.9.9.99997.1.2.2.1.4
The counter associated with the number of Offline Primitive Sequence ( OLS ) received at this port in the current 15 minute interval.
Back to CISCO-FC-PM-MIB MIB page.
IPHost Network monitor allows you to monitor cfcpmcPortRxOfflineSequences 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.