WhichofthefollowingstatementsaretrueregardingLayer3switches？（Chooseallthatapply.）（）

A.AroutedportdoesnotrunSTPorDTP
B.AroutedportisconsideredtobeinadownstateifitisnotoperationalatbothLayer1andLayer2
C.AnSVIisconsideredtobeinadownstateifitisnotoperationalatbothLayer1andLayer2
D.AnSVIisconsideredtobeinadownstateonlywhennoneoftheportsinthecorrespondingVLANareactive
E.AnSVIportdoesnotrun5TPorDTP
F.Tocreateatrunk，anSVIcanbelogicallydividedintosubinterfaces

【参考答案】

A, B, D