With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cbQosSetCfgIpPrecedenceValue
Cisco Class Based Qos Set Configuration Ip Precedence Value
1.3.6.1.4.1.9.9.166.1.14.1.1.3
The IP precedence value at which the packet is being set by the packet marking feature.
Back to CISCO-CLASS-BASED-QOS-MIB MIB page.
IPHost Network monitor allows you to monitor cbQosSetCfgIpPrecedenceValue on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco wireless switches right now.