With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
csqExpMutationMappingTable
Cisco Switch QOS Exp Mutation Mapping Table
1.3.6.1.4.1.9.9.580.1.3.9
This table provides management information for EXP mutation mapping. EXP mutation is applied to egress traffic. This mutation occurs after the mapping specified in csqExpToDscpTable.
Back to CISCO-SWITCH-QOS-MIB MIB page.
IPHost Network monitor allows you to monitor csqExpMutationMappingTable 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.