qos dscp-mutation

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

Syntax

qos dscp-mutation dscp_map_name

Command Default

No explicit user configured QoS DSCP-to-DSCP mutation map is applied; the inbound DSCP equals the outbound DSCP.

Parameters

dscp_map_name: The name of the DSCP mutation map

Modes

Interface subtype 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-DSCP mutation map to a specific Ethernet interface:

device# configure terminal
device(config)# interface ethernet 1/3 
device(conf-if-eth-1/3)# qos dscp-mutation dscp_mutation_map

To apply a QoS DSCP-to-DSCP mutation map to a specific port channel interface:

device# configure terminal
device(config)# interface port-channel 22 
device(config-port-channel-22)# qos dscp-mutation dscp_mutation_map