CCNA640-802V13+题库详解(185-192)

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1、183.Refertotheexhibit.AfterHostApingsHostB,whichentrywillbeintheARPcacheofHostAtosupportthistransmission?Answer:D解释一下：虽然说HostApingHostB,但是因为HostA指定的默认网关为Router1的fa0/0的IP地址192.168.6.1。所以他发包的目的ip地址仍然为192.168.6.1,目的mac地址为Router1的f0/0的mac地址。189.Whichtwotopologiesareu

2、singthecorrecttypeoftwisted-paircables?(Choosetwo.)Answer:DE解释一下：相同设备相连使用交叉线，不同设备相连使用直连线，做配置时使用反序线。所以交换机之间相连使用交叉线，但是路由器和PC相连我们也使用交叉线。这个也需要记住。190.TheMissouribranchofficerouterisconnectedthroughitss0interfacetotheAlabamaHeadquartersrouters1interface.TheAlabamaroute

3、rhastwoLANs.MissouriusersobtainInternetaccessthroughtheHeadquartersrouter.Thenetworkinterfacesinthetopologyareaddressedasfollows:Missouri:e0-192.168.35.17/28;s0–192.168.35.33/28;Alabama:e0-192.168.35.49/28;s0–192.168.35.65/28;Theaccountingserverhastheaddressof192

4、.168.35.66/28.Matchtheaccesslistconditionsontheleftwiththegoalsontheright.(Notalloptionsontheleftareused.)解释一下：第1个问题是说阻止连接到MissouriRouter的E0的用户访问会计服务器。Denyip192.168.35.160.0.0.15host192.168.35.66.第2个问题是说阻止连接到AlabamaRouter的E0的一个用户访问会计服务器。Denyip192.168.35.550.0.0.0

5、host192.168.35.66.第3个问题是说阻止所有公司外部用户访问会计服务器。Perimitip192.168.35.00.0.0.255host192.168.35.66.189.Ahostwiththeaddressof192.168.125.34/27needstobedeniedaccesstoallhostsoutsideitsownsubnet.Toaccomplishthis,completethecommandinbrackets,[access-list100denyprotocoladdres

6、smaskany],bydraggingtheappropriateoptionsonthelefttotheircorrectplaceholdersontheright.解释一下：拒绝所有来自主机192.168.125.34/27访问我们的子网.Access-list100denyip192.168.125.340.0.0.0any192.Thistopologycontains3routersand1switch.Completethetopology.Dragtheappropriatedeviceiconsto

7、thelocationslabeledDevice.DragtheappropriateconnectionstothelocationslabeledConnections.DragtheappropriateIPaddressestothelocationslabeledIPaddress.(Hint:UsethegivenhostaddressesandtheMainrouterinformationgiven)Toremoveadeviceorconnection,dragitawayfromthetopolog

8、y.UseinformationgatheredfromtheMainroutertocompletetheconfigurationofanyadditionalrouters.NopasswordsarerequiredtoaccesstheMainrouter.Theconfigterminalcommandh