A、To provide a monitoring mechanism for networks in switched environments.
B、To manage VLANs across multiple switches.
C、To prevent switching loops in networks with redundant switched paths.
D、To segment a network into multiple collision domains.
E、To prevent routing loops in networks.
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试题解析
解析：Explanation:STPisusedinLANswithredundantpathsorroutestopreventloopsinalayer2switchedorbridgedLAN.IncorrectAnswers:A,B:TheprimarypurposeofSTPistopreventloops,notformonitoringormanagementofswitchesorVLANs.D.VLANsareusedtosegmentaLANintomultiplecollisiondomains,buttheSTPprocessalonedoesnotdothis.E.Routersareusedtopreventroutingloopsatlayer3oftheOSImodel.STPoperatesatlayer2.
