Group Exam 17-20

How does an activity LED on wireless routers indicate that traffic is moving through a port?

by flashing

Match the type of password on a Cisco device to the function--vty password

limits access to the device through an SSH connection

Passwords can be used to restrict access to all or parts of the Cisco IOS. Select the modes and interfaces that can be protected with passwords. (Choose three.)

-VTY interface -privileged EXEC mode -console interface

What are two requirements when using out-of-band configuration of a Cisco IOS network device? (Choose two.)

-a terminal emulation client -a direct connection to the console or AUX port

Which command can be used to verify connectivity between two host devices?

-ping

A user experiences access and performance issues with the Internet connection from a home computer. The Internet connection is provided through a DSL line. The user calls the support line of the phone company for help. The support technician asks the user to connect the computer directly to the DSL modem. Which two pieces of information will help the technician to troubleshoot the problem? (Choose two.)

-when the problem started -the IP address of the computer

Which utility can be used to view a list of open TCP connections on Linux or Windows systems?

Netstat

To save time, IOS commands may be partially entered and then completed by typing which key or key combination?

Tab

An administrator defined a local user account with a secret password on router R1 for use with SSH. Which three additional steps are required to configure R1 to accept only encrypted SSH connections? (Choose three.)

-Generate the SSH keys. -Enable inbound vty SSH sessions. -Configure the IP domain name on the router.

Which three pieces of information are revealed by the ipconfig command (without the /all switch)? (Choose three.)

-Ip address -default gateway -subnet mask

Following default settings, what two tasks are performed first in the router boot sequence? (Choose two.)

-Perform the POST routine. -Load the bootstrap program from ROM.

Refer to the exhibit. Which element of IOS syntax is the expression MainOffice ?

Argument

Which statement regarding the service password-encryption command is true?

As soon as the service password-encryption command is entered, all currently set passwords formerly displayed in plain text are encrypted.

What advantage does SSH offer over Telnet?

Encryption

A network administrator issues the Switch# show running-config command on a Cisco switch. Which term is used to describe the part " running-config" in the command?

Keyword

A user can print to a printer that is on the same network, but the traffic of the user cannot reach the Internet. What is a possible cause of the problem?

The PC default gateway address is missing or incorrect

A network administrator is working on a Cisco router. The CLI prompt is Router1(config-if)#. Which operation is the administrator likely to configure next?

a LAN interface

Match the configuration mode with the command that is available in that mode--R1#

copy running-config startup-config

For the second time in a week, workstations on a LAN are not able to log into a specific server. The technician fixed the problem the first time, but cannot remember the steps taken to solve it. What aspect of the troubleshooting process has the technician neglected?

documenting the troubleshooting process

Match the configuration mode with the command that is available in that mode--R1>

enable

Match the type of password on a Cisco device to the function--enable secret

encrypted and restricts access to the privileged EXEC mode

When a router is powered on, where will the router first search for a valid IOS image to load by default?

flash memory

Match the configuration mode with the command that is available in that mode--R1(config)#

interface fastethernet 0/0

Match the type of password on a Cisco device to the function--console password

limits access to the device through an out-of-band connection

Match the type of password on a Cisco device to the function--enable password

limits access to the privileged EXEC mode

Match the configuration mode with the command that is available in that mode--R1(config-line)#

login

What type of cable is used to connect a workstation serial port to a Cisco router console port?

rollover

A network administrator is troubleshooting inter-connection issues between routers. Which show command can be used to check the bandwidth and MTU settings of an interface?

show interfaces

What is the purpose of assigning an IP address to the VLAN1 interface on a Cisco Layer 2 switch?

to enable remote access to the switch to manage it

When is an IP address required to be configured on a Cisco LAN switch?

when the switch needs to be managed through an in-band connection