With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
csqIpPrecToDscpIpPrec
Cisco Switch QOS Ip Prec To Dscp Ip Prec
1.3.6.1.4.1.9.9.580.1.2.2.1.1
The IP Precedence value being mapped to the DSCP value.
Back to CISCO-SWITCH-QOS-MIB MIB page.
IPHost Network monitor allows you to monitor csqIpPrecToDscpIpPrec on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco mobile switches right now.