With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
ciscoSwitchQosIfDropConfigGroup
cisco Switch Qos If Dropped Config Group
1.3.6.1.4.1.9.9.580.2.2.5
A collection of objects which provides drop threshold information at an interface.
Back to CISCO-SWITCH-QOS-MIB MIB page.
IPHost Network monitor allows you to monitor ciscoSwitchQosIfDropConfigGroup 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.