With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
fcmPortEntry
fcm Port Entry
1.3.6.1.2.1.10.56.1.3.1
Each entry contains information about a specific port.
Back to FC-MGMT-MIB MIB page.
IPHost Network monitor allows you to monitor fcmPortEntry 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.