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PLANET MGSW-28240F User Manual

Page 230

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User’s Manual of MGSW-28240F

This page allows you to configure the Random Early Detection (RED) settings for queue 0 to 5. RED cannot be applied to queue

6 and 7. Through different RED configuration for the queues (QoS classes) it is possible to obtain Weighted Random Early

Detection (WRED) operation between queues. The settings are global for all ports in the switch. The QoS Statistics screen in

Figure 4-9-17

appears.

Figure 4-9-17:

WRED Configuration Page Screenshot

The page includes the following fields:

Object

Description

The queue number (QoS class) for which the configuration below applies.

Queue

Controls whether RED is enabled for this queue.

Enable

Controls the lower RED threshold. If the average queue filling level is below this

threshold, the drop probability is zero. This value is restricted to 0-100.

Min. Threshold

Controls the drop probability for frames marked with

Drop Precedence Level

1

when the average queue filling level is 100%. This value is restricted to 0-100.

Max. DP1

Controls the drop probability for frames marked with Drop Precedence Level 2

when the average queue filling level is 100%. This value is restricted to 0-100.

Max. DP2

Controls the drop probability for frames marked with Drop Precedence Level 3

when the average queue filling level is 100%. This value is restricted to 0-100.

Max. DP3

Buttons

: Click to save changes.

: Click to undo any changes made locally and revert to previously saved values.

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