With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cipSecTunHistInSaEncryptAlgo
Cisco IPSec Sec Tunnel History In Sa Encrypt Algo
1.3.6.1.4.1.9.9.171.1.4.3.1.1.16
The encryption algorithm used by the inbound security association of the IPsec Phase-2 Tunnel.
Back to CISCO-IPSEC-FLOW-MONITOR-MIB MIB page.
IPHost Network monitor allows you to monitor cipSecTunHistInSaEncryptAlgo on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco multiplexers right now.