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ID:27867730
大小:105.50 KB
页数:21页
时间:2018-12-06
《互联网知识 英汉解说》由会员上传分享,免费在线阅读,更多相关内容在行业资料-天天文库。
1、g251Theshowinterfacesserial0/0commandresultedintheoutputshowninthegraphic.Whatarepossiblecausesforthisinterfacestatus?(Choosethree.)A.Theinterfaceisshutdown.B.Nokeepalivemessagesarereceived.C.Theclockrateisnotset.D.Noloopbackaddressisset.E.Nocableisattachedtotheinterface.F.Thereisamismatchi
2、ntheencapsulationtype.Answer:BCF串口通过keepalive包保活端口。协议层down通常是时钟,封装,线缆使用不对造成。252WhichofthefollowingdescribeprivateIPaddresses?(Choosetwo.)A.addresseschosenbyacompanytocommunicatewiththeInternetB.addressesthatcannotberoutedthroughthepublicInternetC.addressesthatcanberoutedthroughthepublicInte
3、rnetD.aschemetoconservepublicaddressesE.addresseslicensedtoenterprisesorISPsbyanInternetregistryorganizationBD私有地址的特性A:可以和互联网通信,错误B:不能和互联网通信,正确。C:能被互联网路由,错误D:用于节省IP地址,正确。通过nat实现。E:需要经过授权使用,错误253Refertotheexhibit.Thenetworkshowninthediagramisexperiencingconnectivityproblems.Whichofthefollowi
4、ngwillcorrecttheproblems?(Choosetwo.)A.ConfigurethegatewayonHostAas10.1.1.1.B.ConfigurethegatewayonHostBas10.1.2.254.C.ConfiguretheIPaddressofHostAas10.1.2.2.D.ConfiguretheIPaddressofHostBas10.1.2.2.E.Configurethemasksonbothhoststobe255.255.255.224.F.Configurethemasksonbothhoststobe255.255.
5、255.240.Answer:BD网关和主机IP需在同一个子网。路由器子接口IP为这个vlan中主机的网关254AnetworkassociateistryingtounderstandtheoperationoftheFLDCorporationbystudyingthenetworkintheexhibit.TheassociateknowsthattheserverinVLAN4providesthenecessaryresourcestosupporttheuserhostsintheotherVLANs.Theassociateneedstodeterminewhi
6、chinterfacesareaccessports.Whichinterfacesareaccessports?(Choosethree.)A.Switch1-Fa0/2B.Switch1-Fa0/9C.Switch2-Fa0/3D.Switch2-Fa0/4E.Switch2-Fa0/8F.Router-Fa1/0Answer:ACD接主机的都需要设置为access口255Refertotheexhibit.WhichdestinationaddresseswillHostAusetosenddatatoHostB?(Choosetwo.)A.theIPaddressof
7、Switch1B.theIPaddressofRouter1Fa0/0C.theIPaddressofHostBD.theMACaddressofSwitch1E.theMACaddressofRouter1Fa0/0F.theMACaddressofHostBCE256Thenetworksecuritypolicyrequiresthatonlyonehostbepermittedtoattachdynamicallytoeachswitchinterface.Ifthatpolicyisviola
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