With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
ccqmEnfRuleViolateLastDetectTime
Cisco Cable QOS monitor Enforce Rule Violate Last Detect Time
1.3.6.1.4.1.9.9.341.1.2.2.1.5
The time at which the subscriber was found to have violated his enforce rule and the time from which the enforced QoS parameter set, if any, was in effect.
Back to CISCO-CABLE-QOS-MONITOR-MIB MIB page.
IPHost Network monitor allows you to monitor ccqmEnfRuleViolateLastDetectTime 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.