WhichtwostatementsaboutWREDaretrue?()
A.WREDcanselectivelydiscardlowerprioritytrafficwhentheinterfacebecomescongestedandcanprovidedifferentiatedperformancecharacteristicsfordifferentclassesofservice.
B.ResourceReservationProtocol(RSVP)andWREDcannotbeconfiguredonthesameinterface.
C.WREDwillthrottlebackvoicetrafficonlyasalastresort.
D.Iftheaveragequeuelengthisgreaterthantheminimumthresholdbutlessthanthemaximumthreshold,thenbasedonthedropprobability,WREDwilleitherqueuethepacketorperformarandomdrop.
E.WREDstatisticallydropsmorepacketsfromlow-bandwidthusersthan high-bandwidthusers.Therefore,trafficsourcesthatgeneratetheleasttrafficaremorelikelytobesloweddownthantrafficsourcesthatgeneratethemosttraffic.
F.WREDtreatsnon-IPtrafficasprecedence4.
时间:2023-09-07 09:25:53
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