InwhichcircumstancearemultiplecopiesofthesameunicastframelikelytobetransmittedinaswitchedLAN?()

A.afterbrokenlinksarere-established B.inanimproperlyimplementedredundanttopology C.whenupper-layerprotocolsrequirehighreliability D.duringhightrafficperiods E.whenadualringtopologyisinuse

时间:2023-09-10 15:22:23

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