With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cbQosSetDiscardClassPkt64
Cisco Class Based Qos Set Discard Class Pkt64
1.3.6.1.4.1.9.9.166.1.24.1.1.8
The 64 bits count of packets whose Discard Class field is marked by Set feature.
Back to CISCO-CLASS-BASED-QOS-MIB MIB page.
IPHost Network monitor allows you to monitor cbQosSetDiscardClassPkt64 on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco mobile switches right now.