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题目内容 (请给出正确答案)
WhichtwostatementsaretrueabouttheapplicationofQoSinaconvergednetwork?()

A.end-to-endnetworkdelaytimesthatexceed50msforreal-timetrafficareconsideredunacceptable

B.end-to-endnetworkdelaytimesthatexceed250msforreal-timetrafficareconsideredunacceptable

C.end-to-endnetworkdelayisnotafactoraslongasthedelayisconsistent

D.somepacketlosscanbecorrectedbycodecalgorithms

E.RSVPhandlesvoicepacketretransmission

F.fragmentationisaresultofpacketloss


参考答案

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