With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
ceipSecTunHistStartTime
Cisco Enhanced IP Sec Tunnel History Start Time
1.3.6.1.4.1.9.9.432.1.2.2.1.14
The value of sysUpTime in hundredths of seconds when the IPsec Phase-2 Tunnel was started.
Back to CISCO-ENHANCED-IPSEC-FLOW-MIB MIB page.
IPHost Network monitor allows you to monitor ceipSecTunHistStartTime 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.