2025年思科认证网络工程师(CCNP)考试题库（附答案和详细解析）（0811）.docxVIP

2025年思科认证网络工程师(CCNP)考试题库（附答案和详细解析）（0811）

1.WhichcommandisusedtoconfigureaDHCPpoolonaCiscorouter?

A.ipdhcppoolpoolname

B.dhcppoolpoolname

C.setdhcppoolpoolname

D.createdhcppoolpoolname

Answer:A

Analysis:ThecorrectcommandtoconfigureaDHCPpoolonaCiscorouteris“ipdhcppoolpoolname”.OptionsB,C,andDareincorrectasthesearenotthevalidcommandsforthispurpose.

2.Whatisthepurposeofthe“showinterfaces”commandonaCiscorouter?

A.Todisplaythestatusofallinterfaces

B.Toconfigureinterfacesettings

C.Todeleteinterfaceconfigurations

D.ToshowonlytheIPaddressesofinterfaces

Answer:A

Analysis:The“showinterfaces”commandisusedtodisplaythestatus,statistics,andconfigurationinformationofallinterfacesonaCiscorouter.Itdoesnotconfigure,deletesettingsoronlyshowIPaddresses.

3.InOSPF,whatisthedefaultHellointervalforabroadcastnetwork?

A.10seconds

B.30seconds

C.40seconds

D.60seconds

Answer:A

Analysis:ForabroadcastnetworkinOSPF,thedefaultHellointervalis10seconds.30secondsisthedefaultHellointervalfornonbroadcastmultiaccess(NBMA)networks.40secondsisthedefaultDeadintervalforbroadcastandpointtopointnetworks,and60secondsisnotarelevantdefaultvalueinthiscontext.

4.WhichprotocolisusedforsecureremoteaccesstoaCiscodevice?

A.Telnet

B.FTP

C.SSH

D.HTTP

Answer:C

Analysis:SSH(SecureShell)isusedforsecureremoteaccesstoaCiscodevice.Telnetsendsdataincleartextandisnotsecure.FTPisforfiletransfer,andHTTPismainlyforwebbasedaccessandisnotatypicalprotocolfordevicemanagement.

5.Whatisthefunctionofanaccesscontrollist(ACL)inaCisconetwork?

A.TomanageVLANs

B.Tofilternetworktraffic

C.Toconfigureroutingprotocols

D.TosetupDHCPservices

Answer:B

Analysis:AnACLinaCisconetworkisusedtofilternetworktrafficbasedoncriteria