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WhatisthepurposeofSpanningTreeProtocol?A.topreventroutingloopsB.tocreateadefaultrouteC.toprovidemultiplegatewaysforhostsD.tomaintainaloop-freeLayer2networktopologyA还是选D哪位大哥指教指教

题目详情
What is the purpose of Spanning Tree Protocol?
A.to prevent routing loops
B.to create a default route
C.to provide multiple gateways for hosts
D.to maintain a loop-free Layer 2 network topology
A 还是选 D 哪位大哥指教指教





▼优质解答
答案和解析
D.
STP 是第二层的嘛. a 是第三层的.