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- Multiple ChoicePlease save your changes before editing any questions.
Because they control the physical delivery of messages over the network, the lower layers of the OSI model are sometimes referred to as the media layers.
TRUE
FALSE
- Multiple ChoicePlease save your changes before editing any questions.
Network layer device that uses one or more metrics to determine the optimal path along which network traffic should be forwarded.
router
bridge
switch
NIC
- Multiple ChoicePlease save your changes before editing any questions.
Which two statements are true regarding the user EXEC mode? (Choose two.)
All router commands are available
Global configuration mode can accessed by entering the enable command
the device prompt for this mode ends with the ">" symbol
interfaces and routing protocols can be configured
Only some aspects of the router configuration can be viewed
- Multiple ChoicePlease save your changes before editing any questions.
Why would a technician enter the command copy startup-config running-config?
To remove all configurations from the switch
to make a changed configuration the startup configuration
to copy the existing configuration into RAM
to save an active configuration into NVRAM
- Multiple ChoicePlease save your changes before editing any questions.
Which command encrypts all plaintext passwords access on a switch?
enable secret
login
secret
service password-encryption
- Multiple ChoicePlease save your changes before editing any questions.
Which is the command to configure a banner to be displayed when connecting to a switch?
banner $ Keep out $
banner motd $ Keep out $
display $ Keep out $
login banner $ Keep out $
- Multiple ChoicePlease save your changes before editing any questions.
What class of IP is the following - 172.16.1.1 ?
Class A
Class B
Class C
- Multiple ChoicePlease save your changes before editing any questions.
What class of IP address is the following - 10.0.0.1
Class B
Class C
Class A
- Multiple ChoicePlease save your changes before editing any questions.
Which of the following commands would activate an interface on a router?
Enable
shutdown
no shutdown
ip address 192.168.1.1
- Multiple ChoicePlease save your changes before editing any questions.
Is the following a valid IP address that could be allocated to a host on a network - 192.168.1.0
Yes
No
- Multiple ChoicePlease save your changes before editing any questions.
SSH is assigned to TCP port
23
21
22
80
- Multiple ChoicePlease save your changes before editing any questions.
Why does SSH replace a Telnet?
Telnet provides a bidirectional interactive text-oriented communication facility using a virtual terminal connection
Telnet is an older protocol that uses unsecure plaintext
Telnet protocol is a longstanding solution for establishing a remote connection
Telnet is a text-only protocol
- Multiple ChoicePlease save your changes before editing any questions.
What is the command to verify the switch supports SSH?
show ip ssh
ip ssh version 2
show ssh version
show ip interface ssh
- Multiple ChoicePlease save your changes before editing any questions.
S1(config)# line vty 0 15
S1(config-line)# transport input none
S1(config-line)# login local
S1(config-line)# end
Verify which line is wrong and choose the correct answer
line vty 0 4
transport input http
transport input ssh
transport output ssh
- Multiple ChoicePlease save your changes before editing any questions.
What is the command to generate RSA key pairs for SSH?
service password rsa encryption
crypto key zeroize rsa
crypto rsa encrption
crypto key generate rsa
- Multiple ChoicePlease save your changes before editing any questions.192.168.1.2 adalah ip address kelas…CADBA dan B
- Multiple ChoicePlease save your changes before editing any questions.
Which access method would be most appropriate if you were in the equipment room with a new switch that needs to be configured?
Console
Telnet/SSH
Aux
MoDem
- Multiple ChoicePlease save your changes before editing any questions.
Which access method would be most appropriate if your manager gave you a special cable and told you to use it to configure the switch?
Console
Telnet/SSh
Aux
MoDem
- Multiple ChoicePlease save your changes before editing any questions.
Which access method would be the most appropriate in-band access to the IOS over a network connection?
Console
Telnet/SSH
Aux
MoDem
- Multiple ChoicePlease save your changes before editing any questions.
Which access method would be the most appropriate if you call your manager to tell him you cannot access your router in another city over the internet and he provides you with the information to access the router through a telephone connection?
Console
Telnet/SSH
Aux
MoDem
- Multiple ChoicePlease save your changes before editing any questions.
NVRAM boots flash memory?
True
False
- Multiple ChoicePlease save your changes before editing any questions.
An administrator is in the process of changing the configuration of a router. What command will allow the administrator to check the changes that have been made prior to saving the new configuration?
Router# show running-config
Router# show current-config
Router# show startup-config
Router# show memory
Router# show flash
- Multiple ChoicePlease save your changes before editing any questions.
Refer to the exhibits labeled A through E. All devices are to be connected over Ethernet. Which three device-to-device configurations are likely to require the use of a crossover connection? (Choose three.)
exhibit A
exhibit B
exhibit C
exhibit D
exhibit E
- Multiple ChoicePlease save your changes before editing any questions.
The following commands are entered on the router:
Burbank(config)# enable secret fortress
Burbank(config)# line con 0
Burbank(config-line)# login
Burbank(config-line)# password n0way1n
Burbank(config-line)# exit
Burbank(config)# service password-encryption
What is the purpose of the last command entered?
to require the user to enter an encrypted password during the login process
to prevent the vty, console, and enable passwords from being displayed in plain text in the configuration files
to encrypt the enable secret password
to provide login encryption services between hosts attached to the router
- Multiple ChoicePlease save your changes before editing any questions.
What is the effect of using the service password-encryption command?
Only the enable password will be encrypted.
Only the enable secret password will be encrypted.
Only passwords configured after the command has been entered will be encrypted.
It will encrypt the secret password and remove the enable secret password from the configuration.
It will encrypt all current and future passwords.
- Multiple ChoicePlease save your changes before editing any questions.
The network administrator is using a Windows PC application that is called putty.exe for remote communication to a switch for network troubleshooting. Which two protocols could be used during this communication? (Choose two)
SSH
RMON
Telnet
SNMP
HTTP
- Multiple ChoicePlease save your changes before editing any questions.
Your boss is concerned about security on your network. She wants to make sure that no one can identify passwords if they happen to view a configuration on your router. What command will encrypt all passwords on your router?
Router1#service password-encryption
Router1(config)#service password-encryption
Router1#enable secret password
Router1(config)#enable secret password
- Multiple ChoicePlease save your changes before editing any questions.
Where is the default IOS image located during the boot process of a router or switch?
Flash
ROM
RAM
NVRAM
- Multiple ChoicePlease save your changes before editing any questions.
Given a Class C IP address subnetted with a /30 subnet mask, how many valid host IP addresses are available on each of the subnets?
1
2
4
6
- Multiple ChoicePlease save your changes before editing any questions.
Kepanjangan dari IOS ?
Internetwork Operating System
Internet Operating System
Internet Operate System
Internetwork Operate System
- Multiple ChoicePlease save your changes before editing any questions.
Baris II,merupakan ?
Other Configuration
Global Configuration
Privilige Exec
User Exec
- Multiple ChoicePlease save your changes before editing any questions.
Which keys act as a hot key combination that is used to interrupt an IOS process?
Ctrl-Shift-X
Ctrl-Shift-6
Ctrl-Z
Ctrl-C
- Multiple ChoicePlease save your changes before editing any questions.
Refer to the exhibit. An administrator is trying to configure the switch but receives the error message that is displayed in the exhibit. What is the problem?
The entire command, configure terminal, must be used.
The administrator is already in global configuration mode.
The administrator must first enter privileged EXEC mode before issuing the command.
The administrator must connect via the console port to access global configuration mode.
- Multiple ChoicePlease save your changes before editing any questions.
A network administrator enters the service passwordencryption command into the configuration mode of a router. What does this command accomplish?
This command encrypts passwords as they are transmitted across serial WAN links.
This command prevents someone from viewing the running configuration passwords.
This command enables a strong encryption algorithm for the enable secret password command.
This command automatically encrypts passwords in configuration files that are currently stored in NVRAM.
This command provides an exclusive encrypted password for external service personnel who are required to do router maintenance.
- Multiple ChoicePlease save your changes before editing any questions.
What is the default mode a router or a switch boots on?
User Exec Mode
Privileged Exec Mode
Global Configuration Mode
Sub Configuration Mode
- Multiple ChoicePlease save your changes before editing any questions.
What mode has the following console?
Switch#
User Exec Mode
Privileged Exec Mode
Global Configuration Mode
Sub Configuration Mode
- Multiple ChoicePlease save your changes before editing any questions.
Which of the following mode is consider the basic mode, where most commands are only used to check the status of the device?
User Exec Mode
Privileged Exec Mode
Global Configuration Mode
Sub Configuration Mode
- Multiple ChoicePlease save your changes before editing any questions.
What command mode must be used in order to access a switch's line or interface modes?
Privileged Exec Mode
Global Configuration Mode
User Exec Mode
Correct answer is missing
- Multiple ChoicePlease save your changes before editing any questions.
Which command is used to exit the Privileged Exec Mode and step down to User Exec Mode?
quit
disable
leave
Exit
- Multiple ChoicePlease save your changes before editing any questions.
Which command is used go back to Privileged Exec Mode from Global Configuration Mode?
Exit
disable
leave
Correct command is missing
- Multiple ChoicePlease save your changes before editing any questions.
Which command(s) is(are) used to move directly from sub-configuration mode to privileged exec mode?
Exit
disable
end
ctrl + Z
quit
- Multiple ChoicePlease save your changes before editing any questions.
What will be the prompt after executing the following command?
Switch> configure terminal
Error
Switch#
Switch(config)#
Switch(config-if)#
Switch(config-line)#
- Multiple ChoicePlease save your changes before editing any questions.
What will be the prompt after executing the following command?
Switch# configure terminal
Error
Switch#
Switch(config)#
Switch(config-if)#
Switch(config-line)#
- Multiple ChoicePlease save your changes before editing any questions.
What will be the prompt after executing the following command?
Switch(config)# line console 0
Correct answer is missing
(config-line)#
Switch(config)#
Switch(line-config)#
Switch(config-line)#