WhataretwoQoSmechanismsthatareusedtopreventpacketloss?() A.headercompressionB.payloadcompressionC.lowlatencyqueuing（LLQ）D.weightedrandomearlydetection（WRED）E.trafficpolicingF.trafficshaping
WhataretwoQoSmechanismsthatareusedtopreventpacketloss?()
A.headercompression
B.payloadcompression
C.lowlatencyqueuing（LLQ）
D.weightedrandomearlydetection（WRED）
E.trafficpolicing
F.trafficshaping