Configuring High-Priority Scheduling on a Board

Low-priority queues on a board can be configured as high-priority queues.

Perform the following steps on the router.

Run system-view
The system view is displayed.
Run slot slot-id
The slot view is displayed.
Run qos convergent-precedence cos start-cos-value [ to end-cos-value ] high
The specified low-priority queues on the board are configured as high-priority queues.

By default, the BE, AF1, AF2, AF3, and AF4 queues are low-priority queues and can be configured as high-priority queues. The EF, CS6, and CS7 queues are high-priority queues and cannot be changed.
Run commit
The configuration is committed.