With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cagwUserGrpPacketsSent
Cisco's ASN Gateway User Group Packets Sent
1.3.6.1.4.1.9.9.638.1.3.4.1.1.9
Total number of packets sent by this user group.
Back to CISCO-ASN-GATEWAY-MIB MIB page.
IPHost Network monitor allows you to monitor cagwUserGrpPacketsSent on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco routers right now.