queue cos-map
Use this command to assign class of service (CoS) values to the CoS priority
queues. Use the no form set the CoS map to the default values.
Syntax
queue cos-map queue_id [cos1 ... cosn]
no queue cos-map
> queue_id - The queue id of the CoS priority queue.
> Ranges are 0 to 3, where 3 is the highest CoS priority queue.
> cos1 .. cosn - The CoS values that are mapped to the queue id. It is a space-
separated list of numbers. The CoS value is a number from 0 to 7, where 7 is
the highest priority.
Default Setting
This switch supports Class of Service by using four priority queues, with
Weighted Round Robin for each port. Up to 8 separate traffic classes are
defined in IEEE 802.1p. The default priority levels are assigned according to
recommendations in the IEEE 802.1p standard as shown in the following table.
Queue
1
2
3
4
0
1
2
Priority
3
4
5
6
7
Command Mode
Interface Configuration (Ethernet, Port Channel)
Command Usage
CoS assigned at the ingress port is used to select a CoS priority at the egress
port.
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