Cat6500（config）# router ospf 1 Cat6500（config-router）# network 0.0.0.0 255.255.255.255 area 0 Cat6500（config-router）# nsf Cat6500（config-router）#end Refer to the exhibit. The configuration is used to enable nonstop forwarding for OSPF on a Catalyst 6500 Series Switch with redundant supervisor engines. The default CEF configuration is unchanged. After testing， user traffic is interrupted and NSF is not operational. What is the most likely reason？ （）A、CEF was not properly configured.B、OSPF was not properly configured for graceful restart.C、Stateful switchover was not correctly configured.D、NSF for OSPF is only supported in area 0.
Cat6500（config）# router ospf 1 Cat6500（config-router）# network 0.0.0.0 255.255.255.255 area 0 Cat6500（config-router）# nsf Cat6500（config-router）#end Refer to the exhibit. The configuration is used to enable nonstop forwarding for OSPF on a Catalyst 6500 Series Switch with redundant supervisor engines. The default CEF configuration is unchanged. After testing， user traffic is interrupted and NSF is not operational. What is the most likely reason？ （）
- A、CEF was not properly configured.
- B、OSPF was not properly configured for graceful restart.
- C、Stateful switchover was not correctly configured.
- D、NSF for OSPF is only supported in area 0.
相关考题：
Cisco 3548交换机采用telnet远程管理方式进行配置，其设备管理地址是222.38.12.23/24，缺省路由是222.38.12.1。下列对交换机预先进行的配置，正确的是A）Switch-3548(config)#interface vlan1Switch-3548(config-if)#ip address 222.38.12.23 255.255.255.0Switch-3548(config-if)#ip default-gateway 222.38.12.1Switch-3548(config-if)#exitSwitch-3548(config)#line vty 0 4Switch-3548(config-line)#password 7 cccSwitch-3548(config-line)#exitB）Switch-3548(config)#interface vlan1Switch-3548(config-if)#ip address 222.38.12.23 255.255.255.0Switch-3548(config-if)#exitSwitch-3548(config)#ip default-gateway 222.38.12.1Switch-3548(config)#line vty 0 4Switch-3548(config-line)#password 7 cccSwitch-3548(config-line)#exitC）Switch-3548(config)#interface vlan1Switch-3548(config-if)#ip address 222.38.12.23 255.255.255.0Switch-3548(config-if)#exitSwitch-3548(config)#ip default-route 222.38.12.1Switch-3548(config)#line vty 0 4Switch-3548(config-line)#password 7 cccSwitch-3548(config-line)#exitD）Switch-3548(config)#interface vlan1Switch-3548(config-if)#ip address 222.38.12.23 255.255.255.0Switch-3548(config-if)#exitSwitch-3548(config)#ip default-gateway 222.38.12.1Switch-3548(config)#line aux 0 4Switch-3548(config-line)#password 7 cccSwitch-3548(config-line)#exit
Cisco路由器第3模块第1端口通过E1标准的DDN专线与一台远程路由器相连，端口的IP地址为195.112.41.81/30，远程路由器端口封装PPP协议。下列路由器的端口配置，正确的是A）Router (config)#interface s3/1Router (config-if)#bandwidth 2048Router (config-if)#ip address 195.112.41.81 255.255.255.252Router (config-if)#encapsulation pppRouter (config-if)#exitB）Router (config)#interface a3/1Router (config-if)#bandwidth 2000Router (config-if)#ip address 195.112.41.81 255.255.255.252Router (config-if)#encapsulation pppRouter (config-if)#exitC）Router (config)#interface s3/1Router (config-if)#bandwidth 2Router (config-if)#ip address 195.112.41.81 255.255.255.252Router (config-if)#encapsulation pppRouter (config-if)#exitD）Router (config)#interface s3/1Router (config-if)#bandwidth 2048Router (config-if)#ip address 195.112.41.81 255.255.255.252Router (config-if)#encapsulation hdlcRouter (config-if)#exit
通过配置VLAN划分各个部门，并配置ACL以实现每个部门经理之间能够通讯，普通员工之间不能相互通讯。SwSwitch＞enSwitchConf tEnter configuration commands, one per line. End with CNTL/Z．Switch(config)int f0/1Switch(config-if)switchport mode trunk (11)%LINEPROTO-5-UPDOWN：Line protocol on Interface FastEthernet0/1，changed state to down%LINEPROTO-5-UPDOWN：Line protocol on Interface FastEthernet0/1，changed state to upSwitch(config-if)exitSwitch(config)vlan 2创建VLAN 2Switch(config-vlan) (12) //VLAN2命名为工程部Switch(config-vlan)exitSwitch(config)vlan 3创建VLAN 3Switch(config-vlan) (13) //VLAN2命名为财务部Switch(config-Vlan)exitSwitch(config-vlan)vlan 4创建VLAN 4Switch(config-vlan) (14) //VLAN2命名为技术部Switch(config-vlan)exitSwitch(config)int f0/2Switch(config-if)switchport access vlan 2 (15)Switch(config-if)exitSwitch(config)int f0/3Switch(config-if)switchport access vlan 2Switch(config-if)exitSwitch(config)int f0/4Switch(config-if)switchport access vlan 3Switch(config-if)exitSwitch(config)int f0/5Switch(config-if)switchport access vlan 3Switch(config-if)exitSwitch(config)int f0/6Switch(config-if)switchport access vlan 4Switch(config-if)exitSwitch(config)int f0/7Switch(config-if)switchport access vlan 4Switch(config-if)exit然后定义访问控制列表。 (在此题中，允许一台特定主机而拒绝一个网段，所以要把拒绝主机放在上面。)注意：要想一个访问列表能够得到应用，必须在接口绑定。R1r1 (config)access-list 10 permit 192.168.2.2 0.0.0.0r1(config)access-list 10 deny 192.168.2.0 0.0.0.255_r1(config)access-list i0 permit 192.168.3.2 0.0.0.0_r1(config)access-list 10 deny 192.168.3.0 0.0.0.255_r1(config)access-list 10 permit any_r1(config)int f0/0.1r1(config-subif)ip access-group 10 outr1(config-subif)exitr1(config)access-list 11 permit 192.168.1.2 0.0.0.0r1(config)access-list 11 deny 192.168.1.0 0.0.0.255r1(config)access-list 11 permit 192.168.3.2 0.0.0.0r1(config)access-list 11 deny 192.168.3.0 0.0.0.255r1(config)access-list 11 permit anyr1(config)int f0/0.2r1(config-subif)ip access-group 11 outr1(config-subif)exitr1(config)access-list 12 permit 192.168.1.2 0.0.0.0r1(config)access-list 12 deny 192.168.1.0 0.0.0.255r1(config)access-list 12 permit 192.168.2.2 0.0.0.0r1(config)access-list 12 deny 192.168.2.0 0.0.0.255r1(config)access-list 12 permit anyr1(config)int f0/0.3r1(config-subif)ip access-group 12 outr1(config-subif)exit现在通过配置后所有的员工都能与互联网通讯。 (由于主机较多就不一一列述)
下列路由器命令中用于激活接口的命令是(69)。A．Router(config-if)#noshutdownB．Router(config-if)#endC．Router(config-if)#config tD．Router(config-if)#switchport mode access
下列哪种提示符是copy running－config startup－config命令使用的模式()。 A.Switch#B.Switch（config）#C.Switch（config-if）#D.Switch（config-line）#
下面是路由器Router1的配置命令列表，请为(6)～(10)空缺处填写合适的命令/参数，实现Router1的正确配置。Router＞enableRouter config terminalRouter (config) hostname Router1Router1 (config) interface ethernet 0Router1 (config-if) ip address (6)Router1 (config-if) no shutdownRouter1 (config-if) (7)Router1 (config-if) ip address (8)Router1 (config-if) no shutdownRouter1 (config-if) exitRouter1 (config) ip routingRouter1 (config) router ospf 100Router1 (config-router) (9)Router1 (config-router) (10)Router1 (config-router) ip ospf message-digest-key 1 md 5 wg_gczRouter1 (config-router) area 0 authentication message-digestRouter1 (config-if) endRouter1 Copy run start
某局域网通过两个路由器划分为3个子网，拓扑结构和地址分配如图所示。下面是路由器Rl的配置命令列表，在空白处填写合适的命令／参数，实现R1的正确配置。RouterenRouterconf termRouter(config)hosmame R1(1)R1(config—if)ip address 192．168．1．2 255．255．255．0 lRl(config—if)no shutdownRl(config—if)int sORl(config—if)ip address (2)Rl(config—if)no shutdownRl(config—if)clock rate 56000Rlf config—if)exitR1(config)ip routingRl(config)ip route 0．0．0．0 0．0．0．0 (3)R1(config)ip classlessR1(config)exitR1copy run start下面是路由器R2的配置命令列表，在空白处填写合适的命令参数，实现R2的正确配置。RouterenRouterconf termRouter(config)hostname R2R2(config)int e0R2(config—if)ip address 192．168．3．1 255．255．255．0R2(config—iOno shutdownR2(config—if)int sOR2(config—if)ip address 192．168．2．2 255．255．255．0R2(config—if)no shutdownR2(config—if)(4)R2(config)ip routingR2(config)ip route 0．0．0．0 0．0．0．0 (5)R2(config)ip classlessRE(config)exitR2copy run start
阅读路由器Router的部分配置信息，解释(5)～(7)处的命令，将答案填写在答题纸上相应的位置。Router(config)interface fastEthernet1/0.1Router(config-subif)encapsulation isl 11 (5)Router(config-subif)ip addreSs 192.168.1.1 255.255.255.240 (6)Router(config-subif)exitRouter(config)interface fastEthernet1/0.2Router(config-subif)encapsulation isl 12Router(config-subif)ip address 192.168.1.33 255.255.255.224Router(config-subif)exitRouter(config)interface fastEthernet1/0.3Router(config-subif)encapsulation isl 13Router(config-subif)ip address 192.168.1.129 255.255.255.192Router(config-subif)exitRouter(config)ip routing (7)
【问题2】（3分）根据图4-1的配置，补充完成下面路由器的配置命令：Router（config）# interface （3）Router（config-if）#ip address 10.10.1.1 255.255.255.0Router（config-if）#no shutdownRouter（config-if）#exitRouter（config）# interface （4）Router（config-if）# ip address 192.168.1.1 255.255.255.0Router（config）# interface （5）Router（config-if）# ip address 10.10.2.1 255.255.255.0
Cisc0路由器第3模块第1端口通过El标准的DDN专线与-台远程路由器相连，端口的IP地址为195．112．41．81/30，远程路由器端口封装PPP协议。下列路由器的端口配置，正确的是（ ）。A.Router（config）#interface s3/1Router（config-if）#bandwidth 2048Router（config-if）#ip address l95．112．41．81 255．255．255．252Router（cortfig-if）#encapsulation PPPRouter（config-if）#exitB.Router（config）#interface a3/1Router（config-if）#bandwidth 2000Router（config-if）#ip address 195．112．41．81 255．255．255．252Router（config-if）#encapsulation PPPRouter（config-if）#exitC.Router（config）#interface s3/lRouter（config-if）#bandwidth 2Router（config-if）#ip address 195．112．41．81 255．255：255．252Router（config-if）#encapsulation PPPRouter（config-if）#exitD.Router（config）#interface s3/1Router（config-if）#bandwidth 2048Router（config-if）#ip address 195．112．41．81 255．255．255．252Router（config-if）#encapsulation hdlcRouter（config-if）#exit
Cat6500（config）routerospf1Cat6500（config-router）network0.0.0.0255.255.255.255area0Cat6500（config-router）nsfCat6500（config-router）endRefertotheexhibit.TheconfigurationisusedtoenablenonstopforwardingforOSPFonaCatalyst6500SeriesSwitchwithredundantsupervisorengines.ThedefaultCEFconfigurationisunchanged.Aftertesting，usertrafficisinterruptedandNSFisnotoperational.Whatisthemostlikelyreason？（）A.CEFwasnotproperlyconfigured.B.OSPFwasnotproperlyconfiguredforgracefulrestart.C.Statefulswitchoverwasnotcorrectlyconfigured.D.NSFforOSPFisonlysupportedinarea0.
Refer to the exhibit. Router R1 is being used as a relay device for autoconfiguration of switch S1.Which configuration will acc omplish this? () A.S1(config)# interface fastethernet 0/1S1(config - if)# ip helper - address 10.0.0.2B.S1(config)# interface fastethernet 0/1 S1(config - if)# ip helper - address 20.0.0.1C.R1(config)# interface fastethernet 0/0 R1(config - if)# ip help er - address 20.0.0.2R 1(config - if)# ip helper - address 20.0.0.3 R1(config - if)# ip helper - address 20.0.0.4 R1(config - if)# exit R1(config)# interface fastethernet 0/1 R1(config - if)# ip helper - address 10.0.0.1D.R1(config)# interface fastethernet 0/0 R1 (config - if)# ip helper - address 20.0.0.1 R2(config)# interface fastethernet 0/0 R2(config - if)# ip helper - address 20.0.0.1 R3(config)# interface fastethernet 0/0 R3(config - if)# ip helper - address 20.0.0.1 R4(config)# interface fastethernet 0/0 R4(config - if)# ip helper - address 20.0.0.1E.S1(config)# interface fastethernet 0/1 S1(config - if)# ip helper - address 10.0.0.2 R2(config)# interface fastethernet 0/0 R2(config - if)# ip helper - address 20.0.0.1 R3(config)# interface fastethernet 0/0 R3(config - if) # ip helper - address 20.0.0.1 R4(config)# interface fastethernet 0/0 R4(config - if)# ip helper - address 20.0.0.1
Refertotheexhibit.TheswitchportoutputinFigure1displaysthedefaultsettingsofinterfaceFastEthernet0/13onswitchSW1.Figure2displaysthedesiredinterfacesettings.WhichcommandsequencewouldconfigureinterfaceFastEthernet0/13asdisplayedinFigure2？（）A.SW1（config-if）#switchporttrunkencapsulationdot1qSW1（config-if）#switchportmodetrunkSW1（config-if）#switchporttrunknativeDATASW1（config-if）#switchporttrunkallowedvlan1，10，20B.SW1（config-if）#switchporttrunkencapsulationdot1qSW1（config-if）#switchportmodedynamicautoSW1（config-if）#switchporttrunknativeDATASW1（config-if）#witchporttrunkallowedvlanadd1，10，20C.SW1（config-if）#switchporttrunkencapsulationdot1qSW1（config-if）#switchportmodedynamicdesirableSW1（config-if）#switchporttrunknativevlanDATASW1（config-if）#switchporttrunkallowedvlan1，10，20D.SW1（config-if）#switchporttrunkencapsulationdot1qSW1（config-if）#switchportmodedynamicdesirableSW1（config-if）#switchporttrunknativevlan10SW1（config-if）#switchporttrunkallowedvlan1，10，20E.SW1（config-if）#switchporttrunkencapsulationdot1qSW1（config-if）#switchportmodedynamicDesirableSW1（config-if）#switchporttrunknativevlan10
Refertotheexhibit.TheuserwhoisconnectedtointerfaceFastEthernet0／1isonVLAN10andcannotaccessnetworkresources.Onthebasisoftheinformationintheexhibit,whichcommandsequencewouldcorrecttheproblem?() A.SW1（config）#vlan10SW1（config-vlan）#noshutB.SW1（config）#interfacefastethernet0/1SW1（config-if）#switchportmodeaccessSW1（config-if）#switchportaccessvlan10C.SW1（config）#interfacefastethernet0/1SW1（config-if）#switchportmodeaccessD.SW1（config）#vlan10SW1（config-vlan）#stateactiveE.SW1（config）#interfacefastethernet0/1SW1（config-if）#noshut
This graphic shows the results of an attempt to open a Telnet connection to router ACCESS1 from router Remote27. Which of the following command sequences will correct this problem? () A. ACCESS1(config)# line console 0 ACCESS1(config-line)# password ciscoB. Remote27(config)# line console 0 Remote27(config-line)# login Remote27(config-line)# password ciscoC. ACCESS1(config)# line vty 0 4 ACCESS1(config-line)# login ACCESS1(config-line)# password ciscoD. Remote27(config)# line vty 0 4 Remote27(config-line)# login Remote27(config-line)# password ciscoE. ACCESS1(config)# enable password ciscoF. Remote27(config)# enable password cisco
WhenconfiguringMulticastVPN(MVPN)overanMPLScore,boththeDefaultandDataMDTisconfiguredunderwhichconfigurationmode?() A.router（config）#B.router（config-if）#C.router（config-vrf）#D.router（config-router）#E.router（config-router-af）#
Refertotheexhibit.YouareaskedtoenableredirectionforanetworkoptimizationenginethatwillbeconnecteddirectlytoyourcompanyCPE.Whatisthecorrectconfigurationtoenableredirectionfortrafficoptimization?() A.（config）#interfaces0/0（config-if）#ipwccp61out（config）#interfacee0/0（config-if）#ipwccp62outB.（config）#interfaces0/0（config-if）#ipwccp62in（config）#interfacee0/0（config-if）#ipwccp61inC.（config）#interfaces0/0（config-if）#ipwccp61in（config-if）#ipwccp62outD.（config）#interfacee0/0（config-if）#ipwccp61in（config-if）#ipwccp62outE.（config）#interfacee0/0（config-if）#ipwccp61out（config-if）#ipwccp62inF.（config）#interfaces0/0（config-if）#ipwccp61out（config-if）#ipwccp62in
Whichseriesofcommands willconfigurerouterR1forLAN－to－LANcommunicationwithrouterR2?Theenterprisenetworkaddressis192.1.1.0／24andtheroutingprotocolinuseisRIP.() A.R1（config）#interfaceethernet0；R1（config-if）#ipaddress192.1.1.129255.255.255.192；R1（config-if）#noshutdownB.R1（config）#interfaceethernet0；R1（config-if）#ipaddress192.1.1.97255.255.255.192；R1（config-if）#noshutdownC.R1（config）#interfaceserial0；R1（config-if）#ipaddress192.1.1.4255.255.255.252；R1（config-if）#clockrate56000D.R1（config）#interfaceserial0；R1（config-if）#ipaddress192.1.1.6255.255.255.252；R1（config-if）#noshutdownE.R1（config）#routerrip；R1（config-router）#network192.1.1.4；R1（config-router）#network192.1.1.128F.R1（config）#routerrip；R1（config-router）#version2；R1（config-router）#network192.1.1.0
whichcommandisusedtoenableCHAPauthenticationwhitPAPasthefallbackmethodonaserialinterface?() A.（config-if）#authenticationpppchapfallbackpppB.（config-if）#authenticationpppchappapC.（config-if）#pppauthenticationchappapD.（config-if）#pppauthenticationchapfallbackppp
配置RLDP防环路的配置有（）A、ruijie（config）#rldpenableruijie（config）#interfacerangefa0/1-24ruijie（config-if）#rldpportloop-detectshutdown-portB、ruijie（config）#interfacerangefa0/1-24ruijie（config-if）#rldpportloop-detectshutdown-portC、ruijie（config）#rldpenableruijie（config）#interfacerangefa0/1-24ruijie（config-if）#rldpportloop-detectreloadD、ruijie（config）#rldpenableruijie（config）#rldpportloop-detectwarning
表明用户正在配置路由协议中的是（）.A、Router（config）#B、Router（config-linE.#C、Router（config-iF.#D、Router（config-router）#
将UAP3300配置备份到外部介质的命令是（）。A、config up load for mcuB、config download for mcuC、config upload for uapD、config download for uap
【问题2】（5 分） 根据网络拓扑和需求说明，完成（或解释）交换机S1 的部分配置 S1#config t S1(config)#interface vlan 2 S1(config-if)#ip address 192.168.2.254 255.255.255.0 S1(config)#interface vlan 3 S1(config-if)#ip helper-address (11) ;指定DHCP 服务器的地址 S1(config-if)#exit S1(config)#interface vlan 4 ...... S1(config)#interface f1/1 S1(config-if)#switchport mode (12) S1(config-if)#switchport trunk allowed vlan all S1(config-if)#exit S1(config)interface f1/2 S1(config-if)#switchport mode access S1(config-if)#switchport access (13) S1(config-if)#exit S1(config)interface f1/5 S1(config-if)#switchport mode access S1(config-if)#switchport access (14) S1(config)#interface f1/9 S1(config-if)#switchport mode access S1(config-if)#switchport access (15)
单选题下列哪种提示符是copy running-config startup-config命令使用的模式（）。ASwitch#BSwitch（config）#CSwitch（config-if）#DSwitch（config-line）#
单选题与扩展配置相关的是哪个配置文件（）Auddi-config.xmlBuser-config.xmlCuser-local-config.xmlDwfcluster-config.xml
单选题A network administrator needs to configure a serial link between the main office and a remote location.The router at the remote office is a non-cisco router. How should the network administrator configure the serial interface of the main office router to make the connection?（）AMain(config)#interface serial 0/0 Main(config-if)#ip address 172.16.1.1 255.255.255.252 Main(config-if)#no shutBMain(config)#interface serial 0/0 Main(config-if)#ip address 172.16.1.1 255.255.255.252 Main(config-if)#encapsulation ietf Main(config-if)#no shutCMain(config)#interface serial 0/0 Main(config-if)#ip address 172.16.1.1 255.255.255.252 Main(config-if)#encapsulation frame-relay Main(config-if)#authenication chap Main(config-if)#no shutDMain(config)#interface serial 0/0 Main(config-if)#ip address 172.16.1.1 255.255.255.252 Main(config-if)#encapsulation ppp Main(config-if)#no shut
单选题修改数据源应该修改哪个文件（）Auddi-config.xmlBuser-config.xmlCuser-local-config.xmlDsys-config.xml