With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cnnEouTimeoutRevalidation
cnn Eou Timeout Revalidation
1.3.6.1.4.1.9.9.484.1.1.12
The timeout period for the revalidation. Setting this object to 0 will globally disable periodic revalidation on this device.
Back to CISCO-NAC-NAD-MIB MIB page.
IPHost Network monitor allows you to monitor cnnEouTimeoutRevalidation 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.