With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cfwNetEventService
Cisco Firewall Net Event Service
1.3.6.1.4.1.9.9.147.1.1.2.2.1.11
The identification of the type of service involved with this event.
Back to CISCO-FIREWALL-MIB MIB page.
IPHost Network monitor allows you to monitor cfwNetEventService on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco optical switches right now.