With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cdsmClfrName
Cisco DIFFSERV Classifier Name
1.3.6.1.4.1.9.9.381.1.1.2.1.1
The name of this classifier entry. The name of a classifier entry should be unique. This object is a human readable string. This object cannot be modified while the value of the corresponding instance of diffServClfrStatus in diffServClfrTable is 'active'. This object MUST be set before or concurrently with setting the corresponding instance of diffServClfrStatus object to 'active'.
Back to CISCO-DIFFSERV-EXT-MIB MIB page.
IPHost Network monitor allows you to monitor cdsmClfrName on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco switches right now.