Cisco Catalyst 2950 Command Reference Manual page 589

Chapter 2 Catalyst 2950 and 2955 Cisco IOS Commands
wrr-queue cos-map
Use the wrr-queue cos-map global configuration command to assign class of service (CoS) values to
the CoS priority queues. Use the no form of this command to return to the default settings.
Syntax Description
quid
cos1...cosn
Defaults These are the default CoS values:
CoS Value
0, 1
2, 3
4, 5
6, 7
Command Modes Global configuration
Command History Release
12.0(5.2)WC(1)
12.1(12c)EA1
Usage Guidelines CoS assigned at the ingress port is used to select a CoS priority at the egress port.
Examples
This example shows how to map CoS values 0, 1, and 2 to CoS priority queue 1, value 3 to CoS priority
queue 2, values 4 and 5 to CoS priority 3, and values 6 and 7 to CoS priority queue 4:
Switch(config)# wrr-queue cos-map 1 0 1 2
Switch(config)# wrr-queue cos-map 2 3
Switch(config)# wrr-queue cos-map 3 4 5
Switch(config)# wrr-queue cos-map 4 6 7
This example shows how to map CoS values 0, 1, 2, and 3 to CoS priority queue 2:
Switch(config)# wrr-queue cos-map 2 0 1 2 3
After entering the wrr-queue cos-map 2 0 1 2 3 command, if all other priority queues use their default
setting, this is the new mapping:
OL-10102-01
wrr-queue cos-map quid cos1...cosn
no wrr-queue cos-map [queue-id [cos1 ... cosn]]
The queue id of the CoS priority queue. The range is 1 to 4 where 1 is the
lowest CoS priority queue.
The CoS values that are mapped to the queue id.
CoS Priority Queues
1
2
3
4
Modification
This command was introduced.
CoS values were added to the no form of this command.
Catalyst 2950 and Catalyst 2955 Switch Command Reference
wrr-queue cos-map
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