With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cipSecSpiEntry
Cisco IPSec Sec Spi Entry
1.3.6.1.4.1.9.9.171.1.3.4.1
Each entry contains the attributes associated with active and expiring IPsec Phase-2 security associations.
Back to CISCO-IPSEC-FLOW-MONITOR-MIB MIB page.
IPHost Network monitor allows you to monitor cipSecSpiEntry 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.