User’s Manual of IGS-10020HPT-U
251
4.4.1.4 WRED
This page allows you to configure the Random Early Detection (RED) settings.. The Port Shaper screen in Figure 4-4-4
appears.
Figure 4-4-1-4: QoS Egress Port Shapers Page Screenshot
The page includes the following fields:
Object Description
• Group
The WRED group number for which the configuration below applies.
• Queue
The queue number (CoS) for which the configuration below applies.
• DPL
The Drop Precedence Level for which the configuration below applies.
• Enable
Controls whether RED is enabled for this entry.
• Min
Controls the lower RED fill level threshold. If the queue filling level is below this
threshold, the drop probability is zero. This value is restricted to 0-100%.
• Max
Controls the upper RED drop probability or fill level threshold for frames marked
with Drop Precedence Level > 0 (yellow frames). This value is restricted to
1-100%.
• Max Unit
Selects the unit for Max. Possible values are:
Drop Probability: Max controls the drop probability just below 100% fill
level.
: Max controls the fill level where drop probability reaches 100%..
Buttons
: Click to apply changes
: Click to undo any changes made locally and revert to previously saved values.
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