[单选题]在OSPF的DR/BDR选举过程中,在路由器有相同的接口优先级情况下,什么用于确定DR或BDR()
正确答案 :D
路由器ID
[单选题]地址转换NAT的优点是()
正确答案 :B
地址转换可以缓解地地址短缺的问题
[单选题]OSPF的度量值是什么()
正确答案 :D
链路状态
[单选题]100baseT的速率是()Mbit/s
正确答案 :C
100
[单选题]What is the purpose of the spanning-tree algorithm in a switched LAN?
正确答案 :C
To prevent switching loops in networks with redundant switched paths.
解析:解析:Explanation:STPisusedinLANswithredundantpathsorroutestopreventloopsinalayer2switchedorbridgedLAN.IncorrectAnswers:A,B:TheprimarypurposeofSTPistopreventloops,notformonitoringormanagementofswitchesorVLANs.D.VLANsareusedtosegmentaLANintomultiplecollisiondomains,buttheSTPprocessalonedoesnotdothis.E.Routersareusedtopreventroutingloopsatlayer3oftheOSImodel.STPoperatesatlayer2.
查看原题 查看所有试题