Cisco Catalyst 3750 Metro Command Reference Manual page 88

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cpu traffic qos dscp

This example shows how to configure the DSCP value of CPU-generated packets:

Switch(config)# cpu traffic qos dscp 36

This example shows how to configure the switch to trust the DSCP value of incoming CPU-generated

Switch(config)# cpu traffic qos dscp trust

This example shows how to mark the DSCP of CPU-generated IP traffic (including IP-SLA and

TWAMP) based on the DSCP value in the packet.

The example has these results:

Switch(config)# mls qos

Switch(config)# mls qos map dscp-mutation mapname 0 to 30

Switch(config)# mls qos map dscp-mutation mapname 34 36 38 to 48

Switch(config)# cpu traffic qos dscp dscp-mutation mapname

Related Commands

cpu traffic qos cos

cpu traffic qos

show cpu traffic qos

show mls qos maps

show running-config

Catalyst 3750 Metro Switch Command Reference

All IP traffic with the DSCP value 0 is assigned DSCP value 30.

All IP traffic with the DSCP values af41 (34), af42 (36) and af43 (38) are assigned DSCP value 48.

All other IP and non-IP traffic is processed by the default configuration.

Configures the CoS value for CPU-generated traffic.

Configures the precedence for CPU-generated traffic.

Configures a global map to set CoS, DSCP, and precedence values for

CPU-generated traffic.

Displays the QoS marking values configured for CPU-generated traffic.

Displays information for all global maps.

Displays the configured global maps and CPU traffic QoS settings.

Catalyst 3750 Metro Switch Cisco IOS Commands