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Command Reference Guide
qos
Use the qos command to set the interface to the trusted state and to set the default class of service (CoS)
value. Use the no form of this command to return to the default setting. Variations of this command
include:
qos default-cos <value>
qos trust cos
Syntax Description
default-cos <value>
trust cos
Default Values
By default, the interface is untrusted with a default CoS of 0.
Command History
Release 5.1
Functional Notes
Set the interface to trust cos if received 802.1P. CoS values are considered valid (i.e., no need to
reclassify) and do not need to be tagged with the default value. When set to untrusted, the default-cos
value for the interface is used.
Usage Examples
The following example sets port channel 1 as a trusted interface and assigns untagged packets a CoS
value of 1:
(config)#interface port-channel 1
(config-p-chan1)#qos trust cos
(config-p-chan1)#qos default-cos 1
60000CRG0-35E
Sets the default CoS value for untrusted ports and all untagged packets.
Range is 0 to 7.
Sets the interface to the trusted state.
Command was introduced.
Copyright © 2012 ADTRAN, Inc.
Port Channel Interface Command Set
2444
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