With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
qosIfThresholdSet
qos If Threshold Set
1.3.6.1.4.1.9.18.2.1.8.3.1.6
The threshold set of the specified queue to which the DSCP applies for the given interface type.
Back to CISCO-QOS-PIB-MIB MIB page.
IPHost Network monitor allows you to monitor qosIfThresholdSet 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.