With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
csqIfDscpToQueueEntry
Cisco Switch QOS If Dscp To Queue Entry
1.3.6.1.4.1.9.9.580.1.4.3.1
The assignment of packets at an interface to a pair of queue and threshold based on their DSCP value and packets traffic direction.
Back to CISCO-SWITCH-QOS-MIB MIB page.
IPHost Network monitor allows you to monitor csqIfDscpToQueueEntry 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.