With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
csqDscpMutationMappingTable
Cisco Switch QOS Dscp Mutation Mapping Table
1.3.6.1.4.1.9.9.580.1.3.6
This table provides management information for DSCP mutation mapping. DSCP mutation is applied to egress traffic. This mutation occurs after the mappings specified in csqDscpMappingTable.
Back to CISCO-SWITCH-QOS-MIB MIB page.
IPHost Network monitor allows you to monitor csqDscpMutationMappingTable on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco multiplexers right now.