User’s Manual of GS-5220 LCD Series
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The page includes the following fields:
Object Description
• Queue
The queue number (QoS class) for which the configuration below
applies.
• Enable
Controls whether RED is enabled for this queue.
• Min. Threshold
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.
• Max. DP 1
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. DP2
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. DP3
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.
RED Drop Probability Function
The following illustration shows the drop probability function with associated parameters.