qos dscp-traffic-class

Applies a user configured QoS DSCP-to-traffic- class mutation map to an interface.

Syntax

qos dscp-traffic-class dscp_tc_name

Command Default

No explicit user configured QoS DSCP-to-traffic class map is enabled on the interface.

Parameters

dscp_tc_name: Name of DSCP-to-traffic class map

Modes

Interface configuration mode

Usage Guidelines

Mutation mapping is a method of modifying a QoS field in all packets on an interface. On ingress, mutation mapping occurs before traffic classification and all other actions. On egress, mutation mapping occurs after traffic classification and before all other actions.

Examples

Follow this example to apply a QoS DSCP-to-traffic class mutation map to a specific 40-gigabit Ethernet interface

device# configure terminal
device(config)# interface ethernet 2/2 
device(conf-if-eth-2/2)# qos dscp-traffic-class dscp_tc_map

Follow this example to apply a QoS DSCP-to-traffic class mutation map to a specific port channel interface

device# configure terminal
device(config)# interface port-channel 22 
device(config-port-channel-22)# qos dscp-traffic-class dscp_tc_map