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 blocki

题目
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 set

B

The vty password is missing

C

The console password is missing

D

An ACL is blocking Telnet access

相似考题

1.公司有2台Cisco路由器,路由器的Telnet服务以前是关闭的,现在为了方便管理,需要启用Telnet,并设置Telnet密码为cbn152,那么需要在路由器上进行()配置。A.Router（config）#line console 0Router（config-line）#password cbn152B.Router（config）#line console 0Router（config-line）#login Router（config-line）#password cbn152C.Router（config）#line vty 04Router（config-line）#password cbn152D.Router（config）#line vty 04Router（config-line）#login Router（config-line）#password cbn152

2.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

3.Refer to the exhibit.What is the effect of the configuration that is shown?()A.It tells the router or switch to try establish an SSH connection first and if that fail to use telnet.B.It configures a cisco network device to use the SSH protocol on incoming communications via the virtual terminal ports.C.It allows seven failed login attempts before the VTY lines are temporarily shutdown.D.It configures the virtual terminal lines with the password 030752180500.E.It configures SSH globally for all logins.

4.The validate_password plugin is loaded and displays the following settings in global variables: Mysql＞ SHOW VARIABLES LIKE ‘validate_password%’;When attempting to set your password, you get the following error: Mysql＞ SET PASSWORD = PASSWORD (‘Hoverl@%’);ERROR 1819 (HY000): Your password does not satisfy the current policy requirements What is the cause of the error?（）A.The password is eight characters long, but needs to exceed validate_password_length to be validB.All of the MEDIUM password policy requirements have not been honoredC.The password matches a substring Hover as a dictionary wordD.The password does not match the validate_passoword_number_count requirementE.There is no dictionary file defined, so password validation cannot work as expected

更多“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 blocki”相关问题

  • 第1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.


    参考答案：C

  • 第2题：

    What are two recommended ways of protecting network device configuration files from outside network security threats (Choose two.)()。

    A.Allow unrestricted access to the console or VTY ports

    B.Use a firewall to restrict access from the outside to the network devices

    C.Always use Telnet to access the device command line because its data is automatically encrypted

    D.Use SSH or another encrypted and authenticated transport to access device configurations

    E.Prevent the loss of passwords by disabling password encryption


    参考答案：B, D

  • 第3题：

    What are two recommended ways of protecting network device configuration files from outside network security threats (Choose two.)（）。

    • A、Allow unrestricted access to the console or VTY ports
    • B、Use a firewall to restrict access from the outside to the network devices
    • C、Always use Telnet to access the device command line because its data is automatically encrypted
    • D、Use SSH or another encrypted and authenticated transport to access device configurations
    • E、Prevent the loss of passwords by disabling password encryption

    正确答案:B,D

  • 第4题：

    You are trying to deploy a configuration job to an ios access point using the wlse， but the job fails. Which of the following would cause this failure？（）

    • A、snmp communities
    • B、telnet/ssh user/password
    • C、wlccp credentials
    • D、http user/password

    正确答案:B

  • 第5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 register
    • B、NVRAM
    • C、Boot flash
    • D、CMOS
    • E、Flash

    正确答案:A,B

  • 第6题：

    Refer to the exhibit. What does the option secret 5 in the username global configuration mode commandindicate about the enable secret password？（）

    • A、It is hashed using SHA
    • B、It is encrypted using DH group 5
    • C、It is hashed using MD5
    • D、It is encrypted via the service password-encryption command
    • E、It is hashed using a proprietary Cisco hashing algorithm
    • F、It is encrypted using a proprietary Cisco encryption algorithm

    正确答案:C

  • 第7题：

    Which two passwords must be supplied in order to connect by Telnet to a properly secured Cisco switch and make changes to the device configuration? (Choose two.)（）

    • A、console password
    • B、vty password
    • C、aux password
    • D、tty password
    • E、enable secret password
    • F、username password

    正确答案:B,E

  • 第8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 set

    B

    The vty password is missing

    C

    The console password is missing

    D

    An ACL is blocking Telnet access


    正确答案： D
    解析： 暂无解析

  • 第9题：

    单选题
    Refer to the exhibit.What is the effect of the configuration that is shown?（）
    A

    It tells the router or switch to try establish an SSH connection first and if that fail to use telnet.

    B

    It configures a cisco network device to use the SSH protocol on incoming communications via the virtual terminal ports.

    C

    It allows seven failed login attempts before the VTY lines are temporarily shutdown.

    D

    It configures the virtual terminal lines with the password 030752180500.

    E

    It configures SSH globally for all logins.


    正确答案： C
    解析： 暂无解析

  • 第10题：

    单选题
    The validate_password plugin is loaded and displays the following settings in global variables: Mysql＞ SHOW VARIABLES LIKE ‘validate_password%’; When attempting to set your password, you get the following error: Mysql＞ SET PASSWORD = PASSWORD (‘Hoverl@%’); ERROR 1819 (HY000): Your password does not satisfy the current policy requirements What is the cause of the error?（）
    A

    The password is eight characters long, but needs to exceed validate_password_length to be valid

    B

    All of the MEDIUM password policy requirements have not been honored

    C

    The password matches a substring Hover as a dictionary word

    D

    The password does not match the validate_passoword_number_count requirement

    E

    There is no dictionary file defined, so password validation cannot work as expected


    正确答案： C
    解析： 暂无解析

  • 第11题：

    单选题
    在Quidways3026交换机上设置切换低级别用户到高级别用户口令的配置命令是（）
    A

    enable password [ level level ] /{ simple

    B

    password /{ simple

    C

    super password [ level level ] /{ simple

    D

    password enable password /{ simple


    正确答案： D
    解析： 暂无解析

  • 第12题：

    单选题
    You are the administrator of 30 Windows XP Professional computers. The computers are not members of a domain. Users of the Windows XP Professional computers encrypt files on the local computers. A user named Stephen reports that he cannot remember his current password. However, he does remember his previous password. Before he changed to his current password, Stephen created a password reset disk. You want to ensure that Stephen can log on to his Windows XP Professional computer again, and that he can open the encrypted files. What should you do?（）
    A

    Reset Stephen's password and instruct Stephen to log on with the new password.

    B

    Reset Stephen's password and then use the password reset disk.

    C

    Instruct Stephen to log on with his previous password. 

    D

    Instruct Stephen to use the password reset disk to set a new password on his account.

    E

    Use the Forgotten Password Wizard to create a new password reset disk for Stephen.

    F

    Use this disk to set a new password on Stephen's account.


    正确答案： A
    解析： 暂无解析

  • 第13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 set

    B.The vty password is missing

    C.The console password is missing

    D.An ACL is blocking Telnet access


    参考答案：B

  • 第14题：

    在Quidways3026交换机上设置切换低级别用户到高级别用户口令的配置命令是()

    A. enable password [ level level ] \{ simple | cipher } password

    B. password \{ simple | cipher } password

    C. super password [ level level ] \{ simple | cipher } password

    D. password enable password \{ simple | cipher } password


    参考答案：C

  • 第15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 set
    • B、The vty password is missing
    • C、The console password is missing
    • D、An ACL is blocking Telnet access

    正确答案:B

  • 第16题：

    You are trying to deploy a configuration job to an IOS access point using the WLSE， but the jobfails. Which of the following would cause this failure？（）

    • A、SNMP communities
    • B、Telnet/SSH user/password
    • C、WLCCP credentials
    • D、HTTP user/password

    正确答案:B

  • 第17题：

    What are two recommended ways of protecting network device configuration files from outside network security threats? (Choose two.)（）

    • A、Allow unrestricted access to the console or VTY ports.
    • B、Use a firewall to restrict access from the outside to the network devices.
    • C、Always use Telnet to access the device command line because its data is automatically encrypted.
    • D、Use SSH or another encrypted and authenticated transport to access device configurations.
    • E、Prevent the loss of passwords by disabling password encryption. 

    正确答案:B,D

  • 第18题：

    As a candidate for CCNA examination， when you are familiar with the basic commands， if you input thecommand "enable secret level 5 password" in the global mode ， what does it indicate？（）

    • A、Set the enable secret command to privilege level 5
    • B、The enable secret password is hashed using MD5
    • C、The enable secret password is for accessing exec privilege level 5
    • D、The enable secret password is hashed using SHA
    • E、The enable secret password is encrypted using Cisco proprietary level 5 encryption

    正确答案:C

  • 第19题：

    You are the network administrator for The network consists of a single Active Directory domain named All network servers run Windows Server 2003. The Default Domain Policy GPO is configured to prompt users to change their password 14 days before it expires. A user who returns from a two-week vacation reportes that she cannot log on to the domain. You discover that when she last logged on, she was prompted to change her password. She reports that she did not change her password before leaving on vacation. You need to ensure that the user can log on to the domain. What should you do?（）

    • A、Enable the user account.
    • B、Reset the password for the user account.
    • C、Use Active Directory Users and Computers to select the Password never expires option.
    • D、Configure the Prompt user to change password before expiration security policy option to 21 days.

    正确答案:B

  • 第20题：

    单选题
    As a candidate for CCNA examination， when you are familiar with the basic commands， if you input thecommand "enable secret level 5 password" in the global mode ， what does it indicate？（）
    A

    Set the enable secret command to privilege level 5

    B

    The enable secret password is hashed using MD5

    C

    The enable secret password is for accessing exec privilege level 5

    D

    The enable secret password is hashed using SHA

    E

    The enable secret password is encrypted using Cisco proprietary level 5 encryption


    正确答案： A
    解析： 暂无解析

  • 第21题：

    单选题
    公司有2台Cisco路由器，路由器的Telnet服务以前是关闭的，现在为了方便管理，需要启用Telnet，并设置Telnet密码为cbn152，那么需要在路由器上进行（）配置。
    A

    Router（config）#line console 0Router（config-line）#password cbn152

    B

    Router（config）#line console 0Router（config-line）#login Router（config-line）#password cbn152

    C

    Router（config）#line vty 04Router（config-line）#password cbn152

    D

    Router（config）#line vty 04Router（config-line）#login Router（config-line）#password cbn152


    正确答案： A
    解析： 暂无解析

  • 第22题：

    单选题
    Refer to the exhibit. What does the option secret 5 in the username global configuration mode commandindicate about the enable secret password？（）
    A

    It is hashed using SHA

    B

    It is encrypted using DH group 5

    C

    It is hashed using MD5

    D

    It is encrypted via the service password-encryption command

    E

    It is hashed using a proprietary Cisco hashing algorithm

    F

    It is encrypted using a proprietary Cisco encryption algorithm


    正确答案： A
    解析： 暂无解析

  • 第23题：

    多选题
    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 register

    B

    NVRAM

    C

    Boot flash

    D

    CMOS

    E

    Flash


    正确答案： C,E
    解析： 暂无解析

  • 第24题：

    单选题
    You are the network administrator for The network consists of a single Active Directory domain named All network servers run Windows Server 2003. The Default Domain Policy GPO is configured to prompt users to change their password 14 days before it expires. A user who returns from a two-week vacation reportes that she cannot log on to the domain. You discover that when she last logged on, she was prompted to change her password. She reports that she did not change her password before leaving on vacation. You need to ensure that the user can log on to the domain. What should you do?（）
    A

    Enable the user account.

    B

    Reset the password for the user account.

    C

    Use Active Directory Users and Computers to select the Password never expires option.

    D

    Configure the Prompt user to change password before expiration security policy option to 21 days.


    正确答案： D
    解析： 暂无解析

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