With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
rmCongestionCounter
rm Congestion Counter
1.3.6.1.4.1.224.5.61
This var counts the total number of Congestion events for the whole ring since the agent is up.
Back to LANOPTICS-RING-MANAGER-MIB MIB page.
IPHost Network monitor allows you to monitor rmCongestionCounter 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.