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After attempting to telnet into a router, you are denied and you receive the error message "password required, but none set." What configuration changes will allow telnet access into this router?()
A.
B.
C.
D.
参考答案
更多 “ After attempting to telnet into a router, you are denied and you receive the error message "password required, but none set." What configuration changes will allow telnet access into this router?() A.B.C.D. ” 相关考题
考题
After working all night and successfully configuring a Cisco router for the Ezonexam network you save your changes on the startup config, reboot the router, and go out for a cigarette. When you return, none of your changes are active and the router boots to the initial configuration mode! Which of the choices below indicates the source of your problem?A．Hardware failure in NVRAM prevents the router from loading the configB．Startup-config in flash is corrupt and cannot be analyzedC．Router configuration-register set to bypass startup configurationD．Startup-config in NVRAM is corrupt and cannot be analyzedE．None of the above
考题
You are a senior network administrator at Ezonexam, and while performing the password recovery procedure on your 2500 series Cisco router, you type in the following command:o/r 0x2142What is the purpose of this command?A．It is used to restart the router.B．It is used to bypass the configuration in NVRAM.C．It is used to enter ROM Monitor mode.D．It is used to view the lost password.E．It is used to save the changes to the configuration.
考题
What is the purpose of pressing the Ctrl＋Break keys during the router password recover procedure?()
A. To restart the router.B. To bypass the configuration in Flash.C. To view the password before changes are made.D. To bypass setup configuration mode.E. To access ROM Monitor mode.
考题
You‘re the systems administrator at Testing, and you create the following access control lists.You then enter the command ip access-group 101 in to apply access control list 101 to router TK1s e0 interface.Which of the following Telnet sessions will be blocked as a result of your access lists?（）A. Telnet sessions from host A to host 5.1.1.10B. Telnet sessions from host A to host 5.1.3.10C. Telnet sessions from host B to host 5.1.2.10D. Telnet sessions from host B to host 5.1.3.8E. Telnet sessions from host C to host 5.1.3.10F. Telnet sessions from host F to host 5.1.1.10
考题
You are the network administrator at TestKing. You need to perform password recovery on Router TK1. What must you modify in the password recovery process?()
A. Configuration registerB. NVRAMC. Boot flashD. CMOSE. Flash
考题
After making changes to the router, you issue the copy running-config startup-config command to save changes. After reloading the router, the router comes up in setup mode. You again make changes, save them, and reboot. Again,the router comes up in setup mode.What is the most likely cause of this?（）A. The NVRAM is corrupted.B. The boot system commands were omitted in the configuration.C. The configuration register setting is incorrect.D. The upgraded configuration incompatible with the hardware platform.E. The upgraded IOS incompatible with the hardware.
考题
After logging into a router, you type in "enable" and then enter the correct password when prompted. What is the current router prompt symbol at this point?()
A. B. #C. ?D. *E. All of the aboveF. None of the above
考题
You wish to limit telnet access into your Cisco router to only a single host. In order to accomplish this, access list 1 has been written to allow host 172.16.1.224 access to the router vty lines.What command would assign this access- list to the Virtual Terminal Lines?（）A. router(config-line)# ip access-group 1 inB. router(config-line)# access-class 1 inC. router(config-line)# ip access-list 1 inD. router(config-line)# access-line 1 in
考题
You work as a network engineer at TestKing.com. You are required to allow establishment of a Telnet session with a router TestKingC.Which set command must be configured?()
A.B.C.D.E.F.
考题
A network administrator needs to allow only one Telnet connection to a router. For anyone viewing the configuration and issuing the show run command, the password for Telnet access should be encrypted. Which set of commands will accomplish this task?（）A.B.C.D.
考题
Refer to the exhibit,a network administrator cannot establish a telnet session with the indicated router.What is the cause of this failure?（）A、A level 5 password is not setB、The vty password is missingC、The console password is missingD、An ACL is blocking Telnet access
考题
You are a senior network administrator at TestKing, and while performing thepassword recovery procedure on your 2500 series Cisco router, you type in thefollowing command:o/r 0x2142What is the purpose of this command?（）A、It is used to restart the router.B、It is used to bypass the configuration in NVRAM.C、It is used to enter ROM Monitor mode.D、It is used to view the lost password.E、It is used to save the changes to the configuration.
考题
What is the purpose of pressing the Ctrl+Break keys during the router password recover procedure?（）A、To restart the router.B、To bypass the configuration in Flash.C、To view the password before changes are made.D、To bypass setup configuration mode.E、To access ROM Monitor mode.
考题
You are the network administrator at TestKing. You need to perform password recovery on Router TK1. What must you modify in the password recovery process?（）A、Configuration registerB、NVRAMC、Boot flashD、CMOSE、Flash
考题
After working all night and successfully configuring a Cisco router for the TestKing network you save your changes on the startup config, reboot the router, and go out for a cigarette. When you return, none of your changes are active and the router boots to the initial configuration mode! Which of the choices below indicates the source of your problem?（）A、Hardware failure in NVRAM prevents the router from loading the configB、Startup-config in flash is corrupt and cannot be analyzedC、Router configuration-register set to bypass startup configurationD、Startup-config in NVRAM is corrupt and cannot be analyzedE、None of the above
考题
After making changes to the router, you issue the "copy running-config startup-config" command to save changes. After reloading the router, the router comes up in setup mode. You again make changes, save them, and reboot. Again,the router comes up in setup mode. What is the most likely cause of this?（）A、The NVRAM is corrupted.B、The boot system commands were omitted in the configuration.C、The configuration register setting is incorrect.D、The upgraded configuration incompatible with the hardware platform.E、The upgraded IOS incompatible with the hardware.
考题
After logging into a router, you type in "enable" and then enter the correct password when prompted. What is the current router prompt symbol at this point?（）A、B、#C、?D、*E、All of the aboveF、None of the above
考题
You wish to limit telnet access into your Cisco router to only a single host. In order to accomplish this, access list 1 has been written to allow host 172.16.1.224 access to the router vty lines. What command would assign this access- list to the Virtual Terminal Lines?（）A、router(config-line)# ip access-group 1 inB、router(config-line)# access-class 1 inC、router(config-line)# ip access-list 1 inD、router(config-line)# access-line 1 in
考题
单选题You are a senior network administrator at TestKing, and while performing thepassword recovery procedure on your 2500 series Cisco router, you type in thefollowing command:o/r 0x2142What is the purpose of this command?（）A
It is used to restart the router.B
It is used to bypass the configuration in NVRAM.C
It is used to enter ROM Monitor mode.D
It is used to view the lost password.E
It is used to save the changes to the configuration.
考题
单选题After logging into a router, you type in "enable" and then enter the correct password when prompted. What is the current router prompt symbol at this point?（）A
B
#C
?D
*E
All of the aboveF
None of the above
考题
单选题After working all night and successfully configuring a Cisco router for the TestKing network you save your changes on the startup config, reboot the router, and go out for a cigarette. When you return, none of your changes are active and the router boots to the initial configuration mode! Which of the choices below indicates the source of your problem?（）A
Hardware failure in NVRAM prevents the router from loading the configB
Startup-config in flash is corrupt and cannot be analyzedC
Router configuration-register set to bypass startup configurationD
Startup-config in NVRAM is corrupt and cannot be analyzedE
None of the above
考题
单选题You want to log in to the router and make a configuration change. After logging in as the root user, what is the next command you must enter?（）A
enableB
configureC
editD
cli
考题
单选题What is the purpose of pressing the Ctrl+Break keys during the router password recover procedure?（）A
To restart the router.B
To bypass the configuration in Flash.C
To view the password before changes are made.D
To bypass setup configuration mode.E
To access ROM Monitor mode.
考题
单选题Refer to the exhibit,a network administrator cannot establish a telnet session with the indicated router.What is the cause of this failure?（）A
A level 5 password is not setB
The vty password is missingC
The console password is missingD
An ACL is blocking Telnet access
考题
单选题How can you verify that you have correctly configured SSH access to your Junos device?（）A
user@router# show system servicesB
user@router show configuration servicesC
user@router# show configuration system servicesD
user@router# show system login
考题
单选题You wish to limit telnet access into your Cisco router to only a single host. In order to accomplish this, access list 1 has been written to allow host 172.16.1.224 access to the router vty lines. What command would assign this access- list to the Virtual Terminal Lines?（）A
router(config-line)# ip access-group 1 inB
router(config-line)# access-class 1 inC
router(config-line)# ip access-list 1 inD
router(config-line)# access-line 1 in
考题
多选题Five minutes after issuing the show running-config command, a technician enters the command again and notices that several access list statements have been altered. Because of this, the technician believes that the router is being configured by an unknown person through Telnet. Before changing the router passwords, the technician would like to discover if anyone is connected to the router by Telnet and stop them from making further changes. Which commands will accomplish these options?（）Ashow hostsBshow sessionsCshow connectionsDdisconnectECTRL+SHIFT+6xFexit
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