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User Manual - Configuration Guide (Volume 3)
Versatile Routing Platform
Chapter 3
Congestion Management
3-10
Table QC-3-7 Configuration of queue length of priority queue
Operation Command
Configure the queue length of the priority
queue
priority-list list-number queue-limit high-limit medium-limit
normal-limit low-limit
Restore the default value of priority queue
length
no priority-list list-number queue-limit
The default length of respective queues is shown in the table below.
Table QC-3-8 The value of default length of the priority queue
Queue Length
high 20
medium 40
normal 60
low 80
III. Applying priority queue to the interface
The configured priority queue can be applied to a specific interface, and each interface
can be allocated only with one priority queue.
Perform the following task in the interface configuration mode.
Table QC-3-9 Apply the priority queue to the interface
Operation Command
Apply the priority queue to the interface priority-group list-number
Restore the default congestion management policy at the interface no priority-group
The interface adopts FIFO queuing by default.
IV. Maintaining and monitoring the priority queue
Table QC-3-10 Maintenance and monitoring of the priority queue
Operation Command
Show the status of the priority queue show queueing priority
Show the configuration of the priority queue at the interface show interface [ type number ]
Enable the priority queue debugging packets switches debug priority-queue
1) Show the status of the priority queue. (If a value is the same with its default value,
the status is not showed).
Quidway# show queueing priority
List Queue Args
1 high 645
1 medium 22
1 normal 123
1 low 567
5 high protocol ip