Cisco Nexus 5000 Series switches support the Quality of Service features that are
described in this guide.
This document describes the configurable Cisco Nexus 5000 Series
NX-OS Quality of Service (QoS) features.
You use the QoS features to provide the most desirable flow of
traffic through a network. QoS allows you to classify the network
traffic, police and prioritize the traffic flow, and provide
congestion avoidance. The control of traffic is based on the fields
in the packets that flow through the system. You use the Modular
QoS CLI (MQC) to create the traffic classes and policies of the QoS
QoS features are applied using QoS policies and queuing policies,