单项选择题
Whichtrafficdescriptorisusedformarking?()
A.weightedRED(WRED)orangeorgreenlabels
B.modularQoSCLI(MQC)applicationlayertags
C.DeficitRoundRobin(DRR)precedencebits
D.headercompressiontags
E.MPLSexperimentalbits
F.FIFOLayer2descriptorlabels(L2DL)
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单项选择题
Whichstatementbestdescribestheapplicationoflinkfragmentationandinterleaving(LFI)?()
A.ItcompressestheLayer2payloadandmarksthepacketasahighprioritytobetransmittedfirst
B.ItfragmentslargerpacketsandallowsVoIPpacketstobetransmittedinbetweenthem.
C.Itstopsthetransmissionoflargepacketswhenprioritypacketsarrive.
D.Itsendshighprioritypacketsinbetweennormaltrafficpackets.
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单项选择题
WhichQoSmodelmanagestheQoSrequirementsforthenetworkonaper-hopbehavior(PHB)basis?()
A.best-effortdelivery
B.ingresscommittedrate(ICR)
C.shapingandpolicing
D.egresscommittedrate(ECR)
E.IntegratedServices(IntServ)
F.differentiatedservices(DiffServ)
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