With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cmedNumOutMessages
cmed Num Out Messages
1.3.6.1.4.1.9.10.99999.1.2.1.1.3
Total number of messages sent on the link.
Back to CISCO-IETF-MEGACO-MIB MIB page.
IPHost Network monitor allows you to monitor cmedNumOutMessages 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.