4000 Router Series ACL and QoS Configuration Guide

[Sysname-Ethernet1/1] qos wred ip-precedence enable

# Set the following parameters for packets with IP precedence value 3: lower threshold 20, upper

threshold 40, and drop probability denominator 15.

[Sysname-Ethernet1/1] qos wred ip-precedence 3 low-limit 20 high-limit 40

discard-probability 15

# Set the exponent for average queue size calculation to 6.

[Sysname-Ethernet1/1] qos wred weighting-constant 6

Displaying and maintaining WRED

Execute display commands in any view.

Task Command

Display WRED configuration and statistics for a

specified interface or all interfaces.

display qos wred interface [ interface-type

interface-number ]