4000 Router Series ACL and QoS Command Reference

After the queue ef bandwidth pct percentage [ cbs-ratio ratio ] command is used, CBS equals (Interface

available bandwidth × percentage × ratio)/100/1000.

After the queue ef bandwidth bandwidth [ cbs burst ] command is used, CBS equals burst. If the burst

argument is not specified, CBS equals bandwidth × 25.

Examples

# Configure EF in traffic behavior database, with the maximum bandwidth as 200 kbps and CBS as

5000 bytes.

<Sysname> system-view

[Sysname] traffic behavior database

[Sysname-behavior-database] queue ef bandwidth 200 cbs 5000

Related commands

• display qos queue cbq interface

• traffic behavior

queue wfq

Use queue wfq to configure WFQ for the default class.

Use undo queue wfq to delete the configuration.

Syntax

queue wfq [ queue-number total-queue-number ]

undo queue wfq

Default

WFQ is not configured for the default class.

Views

Traffic behavior view

Predefined user roles

network-admin

Parameters

queue-number total-queue-number: Specifies the number of fair queues, which can be 16, 32, 64, 128,

256, 512, 1024, 2048, or 4096. The default is 256.

Usage guidelines

The traffic behavior configured with this command can only be associated with the default class. This

command can be used in conjunction with the queue-length command or the wred command.

Examples

# Configure the default class to use WFQ with 16 queues.

<Sysname> system-view

[Sysname] traffic behavior test

[Sysname-behavior-test] queue wfq queue-number 16

[Sysname] qos policy user1

[Sysname-qospolicy-user1] classifier default-class behavior test