With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
ceipSecTunSaOutDropPkts
Cisco Enhanced IP Sec Tunnel Security Association Out Dropped Packets
1.3.6.1.4.1.9.9.432.1.1.5.1.18
The total number of packets dropped during send processing by using this SA.
Back to CISCO-ENHANCED-IPSEC-FLOW-MIB MIB page.
IPHost Network monitor allows you to monitor ceipSecTunSaOutDropPkts on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco firewalls right now.