CCNP(642902)真题精选.docx
- 文档编号:8817596
- 上传时间:2023-05-15
- 格式:DOCX
- 页数:49
- 大小:19.13KB
CCNP(642902)真题精选.docx
《CCNP(642902)真题精选.docx》由会员分享,可在线阅读,更多相关《CCNP(642902)真题精选.docx(49页珍藏版)》请在冰点文库上搜索。
CCNP(642-902)真题精选
[单项选择题]
1、Anengineerhasaddedthefollowingconfigurationsnippettoanimplementationplanning
document.TheconfigurationwillbeaddedtoRouterR1,whoseFa0/0interfaceconnectstoaLANtowhichRoutersR2andR3also
connect.R2andR3arealreadyEIGRPneighborswitheachof
her.AssumingthesnippetshowsallcommandsonR1relatedtoEIGRPauthentication,whichanswerlistsanappropriatecommenttobemadeduringtheimplementationplanpeerreview?
()keychainfredkey3key-stringwhehewinterfacefa0/0ipauthenticationkeychaineigrp9fred
A.Theconfigurationismissingoneauthentication-relatedconfigurationcommand
B.Theconfigurationismissingtwoauthentication-relatedconfigurationcommands
C.Authenticationtype9isnotsupported;
type5shouldbeusedinsteaD
D.Thekeynumbersmustbeginwithkey1,sochangethekey3commandtokey1
参考答案:
A
[单项选择题]
2、WhichofthefollowingisanOSPFconfigurationparameterthatisusedonanABR,butnotonaninternalrouter?
()
A.Avirtuallinktoarea
0.
B.OSPFsummarization
command.
C.default-costextensiontothearea
command.
D.no-summaryextensiontotheareastubcomm
and.
E.Noneoftheotheralternativesapply
参考答案:
D
[单项选择题]
3、WhattechniqueshouldbeusedonBGPedgerouterstopreventamulti-homedautonomoussystemfrombecomingatransitsystem?
()
A.AdvertisewithahighMEDvalueallnetworksthatarediscoveredviaexternal
BGP.
B.Settheno-exportcommunityattributeonallnetworksthatareadvertised
externally.
C.RemovetheAS-PathinformationonallroutesintheBGPtablepriortoadvertising
externally.
D.Settheorigincodetoincompleteforallnetworksthatarediscoveredviaexternal
BGP.
E.Onlyadvertisenetworksexternallyiftheyhavebeendiscoveredviainternal
BGP.
F.Useanoutgoingdistributionlisttofilterallnetworksnotoriginatingfrominsidetheautonomous
system.
参考答案:
F
[多项选择题]
4、WhichtwostatementsaretrueaboutusingIPv4andIPv6simultaneouslyonanetworksegment?
()
A.IPv6allowsahosttocreateitsownIPv6addressthatwillallowittocommunicatetootherdevicesonanetworkconfiguredvia
DHCP.IPv4doesnotprovideasimilarcapabilityfor
hosts.
B.IPv6providesformorehostIPaddressesbutIPv4providesformorenetwork
addresses.
C.HostscanbeconfiguredtoreceivebothIPv4andIPv6addressesvia
DHCP.
D.HostconfigurationoptionsforIPv4canbeeitherstaticallyassignedorassignedvia
DHCP.HostconfigurationoptionsforIPv6canbestaticallyassigned
only.
E.IPv4andIPv6addressescanbesimultaneouslyassignedtoahostbutnottoarouter
interface.
参考答案:
A,C
[单项选择题]
5、Anetworkplanningdiagramshowsalargeinternetworkwithmany
routers.TheconfigurationsshowthatOSPFhasbeenenabledonallinterfaces,IPaddressescorrectlyconfigured,andOSPF
workinG.ForwhichofthefollowingcaseswouldyouexpectaroutertocreateandfloodaType2LSA?
()
A.WhenOSPFisenabledonaLANinterface,andtherouteristheonlyrouterconnectedtothe
subnet.
B.WhenOSPFisenabledonapoint-to-pointseriallink,andthatrouterhasboththehigherrouterIDandhigherinterfaceIPaddressonthe
link.
C.WhenOSPFisenabledonaFrameRelaypoint-to-pointsubinterface,hasthelowerRIDandlowersubinterfaceIPaddress,andotherwiseusesdefaultOSPFconfigurationonthe
interface.D.WhenOSPFisenabledonaworkingLANinterfaceonarouter,andtherouterhasbeenelected
BDR.
E.Noneoftheotheranswersis
correct.
参考答案:
E
[多项选择题]
6、Refertothe
exhibit.WhatthreestatementsaretrueabouttheIS
-ISconfiguration?
()
A.Therouterisinarea
49.0001.0002
B.TherouteractsasaLevel1-2router
C.CLNSroutingisenabledfortherouter
D.TherouterhasasystemIDof
0003.0004
E.TheinterfaceshaveafunctionalIS-ISconfiguration
F.Thenetworkserviceaccesspointselector(NSEL)bytehasavalueof0
参考答案:
B,E,F
[单项选择题]
7、Anetworkdesignshowsarea1withthreeinternalrouters,area0withfourinternalrouters,andarea2withfiveinternal
routers.Additionally,oneABR(ABR1)connectsareas0and1,plusadifferentABR(ABR2)connectsareas0and
2.HowmanyType1LSAswouldbelistedinABR2'sLSDB?
()
A.6
B.7
C.15
D.12
E.Noneoftheotheranswersis
correct.
参考答案:
D
[单项选择题]
8、Refertothe
exhibit.
ROUTE.comhasjustimplementedthisEIGRP
network.AnetworkadministratorcametoyouforadvicewhiletryingtoimplementloadbalancingacrosspartoftheirEIGRP
network.Ifthevariancevalueisconfiguredas2onallroutersandallothermetricandKvaluesareconfiguredtotheirdefaultvalues,trafficfromtheInternettothedatacenterwillbeloadbalancedacrosshowmanypaths?
()
A.1
B.2
C.3
D.4
E.5
参考答案:
C
[单项选择题]
9、AcompanyhasaFrameRelayWANwithonecentral-siterouterand100branchoffice
routers.ApartialmeshofPVCs
exists:
onePVCbetweenthecentralsiteandeachofthe100branch
routers.Allroutersusepoint-to-pointsubinterfacesandonesubnetper
PVC.WhichofthefollowingistrueaboutOSPFinthisdesign?
()
A.Thecentralsiterouterhas100fullyadjacentneighborshipswiththe100branches
B.Thecentralsiterouterhasneighborshipswithallbranchrouters,butfullyadjacentneighborswithonlytwobranches
C.ThecentralsiterouterhasaneighborshipwiththeFrameRelayswitcH
D.Noneoftheotheranswersiscorrect
参考答案:
A
[多项选择题]
10、WhichtwomethodsuseIPsectoprovidesecureconnectivityfromthebranchofficetotheheadquartersoffice?
()
A.DMVPN
B.MPLSVPN
C.VirtualTunnelInterface(VTI)
D.SSLVPN
E.PPPoE
参考答案:
A,C
[单项选择题]
11、Refertothe
exhibits.YouareverifyingyourOSPFimplementation,anditdoesnotseemtobefunctioning
properly.Whatcanyouconcludefromtheexhibitandtheshowrunningconfigurationcommandoutput?
()
A.TheOSPFareasarenotconfigured
correctly.
B.Thewildcardmasksforthe
10.x.x.xnetworksare
incorrect.
C.The
172.16.x.xnetworksneedtobeconnectedtoarea0usingvirtual
links.
D.The
172.16.x.xnetworksare
discontiguous.OSPFisautomaticallysummarizingthemto
172.16.0.0/16anddataisbeing"black
holed."
E.Thereisnotenoughinformationtomakea
determination.
参考答案:
A
[单项选择题]
12、WhichofthefollowingsettingsdonotpreventtwopotentialOSPFneighborsfrombecomingneighbors?
()
A.TheinterfaceusedtoconnecttothatneighborbeingpassiveintheOSPFprocess
B.DuplicateOSPFrouterIDs
C.Mismatcheddead
timersD.IPaddressesof
10.1.1.1/24and
10.2.2.2/24
E.MismatchedOSPFprocessIDs
参考答案:
E
[单项选择题]
13、InreferencetotheP1R3showisisrouteoutput,whichstatementistrue?
()
A.P1R1istheexitpointoutoftheareaforP1R3.
B.P1R1isalevel-1onlyIS-IS
router.
C.P1R1hasbeenconfiguredwithanondefaultIS-IS
metric.
D.P1R3isalevel-2onlyIS-IS
router.
E.P1R3hasbeenconfiguredwithanondefaultIS-IS
metric.
F.P1R3routingtableshouldcontainiL2
entries.
参考答案:
A
[多项选择题]
14、RoutersR1andR2,OSPFneighborsinarea0overtheirFa0/0interfaces(respectively),currentlybothsuccessfullyuseOSPFMD5
authentication.TheOSPFconfigurationincludesthearea0authenticationcommandundertherouterospf1
command.WhichofthefollowingcommandsmusthavebeenconfiguredonR1'sFa0/0interface?
()
A.ipospfauthenticationnull
B.ipospfauthenticationmessage-digest
C.ipospfauthentication-keywhatever-it-is
D.ipospfmessage-digest-key1md5whatever-it-is
E.ipospfmd51keywhatever-it-is
参考答案:
B,D
[单项选择题]
15、Whichoptionistrueregardingthesynchronizationrule?
()
A.Donotuseorinternallyadvertisearouteuntiltherouteislearnedfromasourceotherthan
BGP.
B.DonotuseoradvertisearouteuntiltherouteislearnedfromaBGP
peer.
C.Donotuseoradvertiseroutesmarked
PARTIAL.
D.WaituntilaCONFIRMmessageisreceivedbeforeusingroutesfromBGP
neighbors.
参考答案:
A[单项选择题]
16、RouterR1lists4routesforsubnet
10.1.1.0/24intheoutputoftheshowipeigrptopologyall-links
command.Thevariance200commandisconfigured,butnootherrelatedcommandsare
configured.WhichofthefollowingrulesaretrueregardingR1'sdecisionofwhatroutestoaddtotheIProutingtable?
NotethatRDreferstoreporteddistanceandFDtofeasibledistanc
E.
()
A.Addsallroutesforwhichthemetricis<=200*thebestmetricamongallroutes
B.Addsallroutesbecauseoftheridiculouslyhighvariancesetting
C.Addsallsuccessorandfeasiblesuccessorroutes
D.Addsallsuccessorandfeasiblesuccessorroutesforwhichthemetricis<=200*thebestmetricamongallroutes
参考答案:
D
[多项选择题]
17、RoutersR1andR2areOSPFneighborsusingtheirFa0/0interfaces,respectively,usingdefaultsettingsforall
timers.Anengineeraddstheipospfhello-interval6commandtoR1'sFa0/0
configuration.Whichofthefollowingistrueregardingtheresultsfromthischange?
()
A.TheshowipospfneighborcommandonR1liststherevisedHellotimer
B.TheshowipospfinterfacebriefcommandonR1liststherevisedHellotimer
C.TheR1-R2neighborshipfailsduetoHellotimermismatcH
D.TheshowipospfinterfacecommandonR1liststherevisedHellotimer
参考答案:
C,D
[多项选择题]
18、R1,anABRbetweenbackbonearea0andarea1,hasintra-are
- 配套讲稿:
如PPT文件的首页显示word图标,表示该PPT已包含配套word讲稿。双击word图标可打开word文档。
- 特殊限制:
部分文档作品中含有的国旗、国徽等图片,仅作为作品整体效果示例展示,禁止商用。设计者仅对作品中独创性部分享有著作权。
- 关 键 词:
- CCNP 642902 精选
![提示](https://static.bingdoc.com/images/bang_tan.gif)