With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cikeTunHistTotalRefreshes
Cisco IKE Tunnel History Total Refreshes
1.3.6.1.4.1.9.9.171.1.4.2.1.1.21
The total number of security associations refreshes performed.
Back to CISCO-IPSEC-FLOW-MONITOR-MIB MIB page.
IPHost Network monitor allows you to monitor cikeTunHistTotalRefreshes on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco routers right now.