With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
diffServDscpMarkActEntry
Services Differentiated Services Services Dscp Mark Act Entry
1.3.6.1.2.1.97.1.5.3.1
An entry in the DSCP mark action table that describes a single DSCP used for marking.
Back to DIFFSERV-MIB MIB page.
IPHost Network monitor allows you to monitor diffServDscpMarkActEntry on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco firewalls right now.