Wred Weighting-Constant - HP HSR6800 Command Reference Manual

Usage guidelines
Before configuring this command, make sure the IP precedence-based WRED drop is enabled using the
wred command.
The wred ip-precedence command configuration is removed when the wred command configuration is
removed.
The drop-related parameters are removed if the queue af command configuration or the queue wfq
command configuration is removed.
Examples
# Configure the following parameters for packets with IP precedence 3: lower limit 20, upper limit 40,
and drop probability 15.
<Sysname> system-view
[Sysname] traffic behavior database
[Sysname-behavior-database] queue wfq
[Sysname-behavior-database] wred ip-precedence
[Sysname-behavior-database] wred ip-precedence 3 low-limit 20 high-limit 40
discard-probability 15
Related commands
qos policy
•
traffic behavior
•
• classifier behavior

wred weighting-constant

Use wred weighting-constant to configure the WRED exponent for calculating the average queue length.
Use undo wred weighting-constant to delete the configuration.
Syntax
wred weighting-constant exponent
undo wred weighting-constant
Views
Traffic behavior view
Default command level
2: System level
Parameters
exponent: Exponent in the range of 1 to 16. This argument is 9 by default.
Usage guidelines
Before configuring this command, make sure that the queue af command or the queue wfq command is
configured and WRED drop is enabled using the wred command.
The wred weighting-constant command configuration is removed if the wred command configuration is
removed.
Examples
# Set the exponent for calculating the average queue length to 6.
109