第四学期 期末练习ccna

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1、1窗体顶端Whatwillbetheresultofaddingthecommandipdhcpexcluded-address172.16.4.1172.16.4.5totheconfigurationofalocalrouterthathasbeenconfiguredasaDHCPserver?Trafficthatisdestinedfor172.16.4.1and172.16.4.5willbedroppedbytherouter.Trafficwillnotberoutedfromclientswithaddressesbetween172.16.4

2、.1and172.16.4.5.TheDHCPserverfunctionoftherouterwillnotissuetheaddressesbetween172.16.4.1and172.16.4.5.TherouterwillignorealltrafficthatcomesfromtheDHCPserverswithaddresses172.16.4.1and172.16.4.5.窗体底端2窗体顶端Refertotheexhibit.AhostthatisconnectedtoFa0/0isunabletoacquireanIPaddressdynami

3、callyfromtheDHCPserver.Theoutputofthedebugipdhcpservercommandshows"DHCPD:thereisnoaddresspoolfor172.16.1.1".Whatistheproblem?Thedefaultrouterforthe172Networkpoolisincorrect.The172.16.1.1addressisalreadyconfiguredonFa0/0.Thepoolofaddressesforthe172Networkpoolisincorrect.Theiphelper-ad

4、dresscommandshouldbeimplementedontheFa0/0interface.窗体底端3窗体顶端WhichcombinationofLayer2protocolandauthenticationshouldbeusedtoestablishalinkbetweenaCiscoandanon-Ciscorouterwithoutsendingauthenticationinformationinplaintext?HDLCwithPAPHDLCwithCHAPPPPwithPAPPPPwithCHAP窗体底端4窗体顶端Refertothee

5、xhibit.AnetworkadministratoristryingtobackuptheIOSsoftwareonR1totheTFTPserver.Hereceivestheerrormessagethatisshownintheexhibit,andcannotpingtheTFTPserverfromR1.Whatactioncanhelptoisolatethisproblem?CheckthatR1hasaroutetothe10.10.10.0network.VerifythattheTFTPserversoftwaresupportsbina

6、ryfiletransfers.MakesurethattheTFTPserverhas192.168.1.1asitsdefaultgateway.EnsurethatthelaptophasanIPaddressinthe192.168.1.0/24network.窗体底端5窗体顶端Whichwirelesssolutioncanprovidemobileuserswithnonline-of-sightbroadbandInternetaccessatspeedscomparabletoDSLorcable?Wi-FiWiMAXsatelliteMetro

7、Ethernet窗体底端6窗体顶端Refertotheexhibit.WhichtwostatementscorrectlydescribehowRouter1processesanFTPrequestthatentersinterfaceS0/0/0andisdestinedforanFTPserveratIPaddress192.168.1.5?(Choosetwo.)Thepacketdoesnotmatchanaccesslistcondition.Theroutermatchestheincomingpackettothestatementthatis

8、createdfromt