With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cportQosCosEgressOctets
cport Qos Cos Egress Octets
1.3.6.1.4.1.9.9.189.1.3.9.1.5
This object indicates the number of egress octets whose COS value matched the value of the cportQosCosValue object.
Back to CISCO-PORT-QOS-MIB MIB page.
IPHost Network monitor allows you to monitor cportQosCosEgressOctets on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco multiplexers right now.
