With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
ceipSecTunLifeTime
Cisco Enhanced IP Sec Tunnel Life Time
1.3.6.1.4.1.9.9.432.1.1.2.1.12
The negotiated LifeTime of the IPsec Phase-2 Tunnel in seconds. If the tunnel was setup manually, the value of this MIB element should be 0.
Back to CISCO-ENHANCED-IPSEC-FLOW-MIB MIB page.
IPHost Network monitor allows you to monitor ceipSecTunLifeTime 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.