With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cbQosC3plAccountTailDropPkt64
Cisco Class Based Qos C3pl Account Tail Dropped Pkt64
1.3.6.1.4.1.9.9.166.1.34.1.1.9
The 64 bits count of packets dropped when the number of packets in the associated queue was greater than the maximum threshold.
Back to CISCO-CLASS-BASED-QOS-MIB MIB page.
IPHost Network monitor allows you to monitor cbQosC3plAccountTailDropPkt64 on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco optical switches right now.
