[单选题]能够分配给设备的IP,应该是()
正确答案 :A
网络有效IP
[单选题]对交换机的描述,正确的是()
正确答案 :B
单广播域,多冲突域的设备
[单选题]路由表中,某条路由的“路由代码为D”,则表明该路由为()
正确答案 :D
EIGRP路由
[单选题]How many usable IP addresses can you get from a conventional Class C address?
正确答案 :C
254
解析:解析:Explanation:
[单选题]帧中继环境中,CIR的含义是()
正确答案 :B
保证线路速率
[单选题]下列哪一个通配符掩码与子网172.16.64.0/27的所有主机匹配()。
正确答案 :C
0.0.0.31
[多选题]What are two results of entering the VESwitch(config)# vtp mode client command on a Catalyst switch in the Ezonexam LAN? (Choose two.)
正确答案 :BC
The switch will forward VTP summary advertisements
The switch will process VTP summary advertisements
解析:解析:Explanation:Servermode:VTPservershavefullcontroloverVLANcreationandmodificationfortheirdomains.AllVTPinformationisadvertisedtootherswitchesinthedomain,whileallreceivedVTPinformationissynchronizedwiththeotherswitches.Bydefault,aswitchisinVTPservermode.NotethateachVTPdomainmusthaveatleastoneserversothatVLANscanbecreated,modified,ordeleted,andVLANinformationcanbepropagated.Clientmode:VTPclientsdonotallowtheadministratortocreate,change,ordeleteanyVLANs.Instead,theylistentoVTPadvertisementsfromotherswitchesandmodifytheirVLANconfigurationsaccordingly.Ineffect,thisisapassivelisteningmode.ReceivedVTPinformationisforwardedouttrunklinkstoneighboringswitchesinthedomain,sotheswitchalsoactsasaVTPrelay.Transparentmode:VTPtransparentswitchesdonotparticipateinVTP.Whileintransparentmode,aswitchdoesnotadvertiseitsownVLANconfiguration,andaswitchdoesnotsynchronizeitsVLANdatabasewithreceivedadvertisements.InVTPversion1,atransparent-modeswitchdoesnotevenrelayVTPinformationitreceivestootherswitches,unlessitsVTPdomainnamesandVTPversionnumbersmatchthoseoftheotherswitches.InVTPversion2,transparentswitchesdoforwardreceivedVTPadvertisementsoutoftheirtrunkports,actingasVTPrelays.ThisoccursregardlessoftheVTPdomainnamesetting.
[单选题]以下特殊区域中哪一个没有自动下发缺省路由()
正确答案 :D
完全NSSA区域
[单选题]OSI七层模型中,网络层的数据封装名称为()
正确答案 :C
包
[单选题]路由器下“特权用户模式”的标识符是:()
正确答案 :C
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