With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cInetIcmpMsgIfIndex
Cisco Inet Icmp Message If Index
1.3.6.1.4.1.9.10.86.1.3.2.1.2
The ifindex of the interface, or zero for system-wide stats.
Back to CISCO-IETF-IP-MIB MIB page.
IPHost Network monitor allows you to monitor cInetIcmpMsgIfIndex 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.