With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
ciscoHealthMonitorPositiveEvents
cisco Health Monitor Positive Events
1.3.6.1.4.1.9.9.243.1.1.1.11
The number of positive events that have occurred in this subsystem on the specified entity since the system was initialized.
Back to CISCO-HEALTH-MONITOR-MIB MIB page.
IPHost Network monitor allows you to monitor ciscoHealthMonitorPositiveEvents 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.