With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cagwMsgSent
Cisco's ASN Gateway Message Sent
1.3.6.1.4.1.9.9.638.1.3.3.1.1.2
Total number of messages Sent.
Back to CISCO-ASN-GATEWAY-MIB MIB page.
IPHost Network monitor allows you to monitor cagwMsgSent on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco switches right now.
