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Introduction To The Cisco IOS

Instructions:

Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can study here.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.

1. Multilink Frame Relay bundle interface
Atlanta#copy run start
CLI
Router#clear counters s0/0
Router(config)#interface MFR

2. Provide information once connected to the device
Router(config)#banner
You set the console password - but when you display the configuration - the password doesn't show up; it looks like this: Password 7098C0BQR
You type Router#sh ru and receive an % ambiguous command error. Why did you receive this message?
Which command will delete the contents of NVRAM on a router?

3. Tunnel interface
Router(config)#interface Tunnel
Atlanta#sh start
Router#exit
Router#clear

4. Interface configuration mode
Router(config-if)#
Router(config)#interface Loopback
Router#logout
Router#clear counters s0/0

5. Set only once and affects the entire router
Exec-timeout 1 44
Which command will delete the contents of NVRAM on a router?
Bring up Ethernet0
global command

6. CTunnel interface
If you wanted administrators to see a message when logging into the router - which command would you use?
Router(config)#interface Serial
Router(config)#interface CTunnel
Router#clock

7. Shows last 10 commands entered by default
Router#sh history
Router#sh version
Cisco IOS
Router#copy

8. PGM Multicast Host interface
Router#access-template
Router(config)#interface Vif
Router(config)#interface Async
Router#sh running-config (sh run)

9. Show controllers int
Which of the following commands will configure all the default VTY ports on a router?
Router#
see if a serial interface needed to provide clocking
Router(config)#interface Serial

10. Log in as a particular user
If you delete the contents of NVRAM and reboot the router - what mode will you be in?
Router#login
% Invalid input detected at '^' marker.
Bandwidth

11. Manually save the file from DRAM to NVRAM
Enter global configuration mode
Atlanta#copy run start
Router(config)#interface Dialer
Router#debug

12. Turn on privileged commands
Router#enable
Router#terminal history size
Router(config)#interface Null
Router(config)#line console 0

13. Lock the terminal
You need to find the broadcast address used on a LAN on your router. What command will you type into the router from user mode to find the broadcast address?
Router(config)#interface Multilink
Router#lock
Router(config-router)#

14. Configure serial port 5
Which of the following commands sets the secret password to Cisco?
Router(config)#int serial 5
Router#sh terminal
Router#debug

15. Sh int ehternet0; config t; int ethernet0; no shut; sh int ehternet0
If you delete the contents of NVRAM and reboot the router - what mode will you be in?
Router(config)#interface Dialer
Router#sh int ethernet0
Bring up Ethernet0

16. Erase startup-config
Router(config)#banner
What command do you type to save the configuration stored in RAM to NVRAM?
delete the configuration stored in NVRAM
Router>logout

17. Encrypts passwords; sh run - config t - Router(config)#no service password-encryption
Router(config)#service password-encryption
Router#terminal history size
configure terminal (config t)
Router>logout

18. Sets a console user-mode password
set the name of a router to Chicago
Which of the following commands will configure all the default VTY ports on a router?
Router(config)#line console
Router#sh running-config (sh run)

19. Exit from the EXEC
Router#logout
Router#sh protocols
Router#bfe
Add a secondary IP address

20. Router(config)#line vty 0 4
Router(config)#interface Serial
Which of the following commands will configure all the default VTY ports on a router?
Enable the interface
Router(config)#service password-encryption

21. Subinterfaces allow you to create logical interfaces within the router
configure memory (config mem)
Router#clock
Router(config-subif)#
Router(config)#int fa 0/0

22. There is more than one show command sthat starts with the letters ru.
Which of the following commands will configure all the default VTY ports on a router?
Configure an IP address on e0
Router#sh int ethernet0
You type Router#sh ru and receive an % ambiguous command error. Why did you receive this message?

23. Gives a message to every person dialing into or connecting to the router via Telnet or auxiliary port - or even through a console port
Router(config)#banner motd
Router#sh running-config (sh run)
Router(config)#enable password
Router#access-profile

24. Stops console messages from popping up and disrupting the input you're trying to type
Router(config-line)#logging synchronous
Router#sh history
Exec-timeout 1 44
Bring up Ethernet0

25. Enable secret Cisco
Router(config)#line <0-70>
Which of the following commands sets the secret password to Cisco?
reinitialize the router and totally replace the running-config with the current startup-config
Router#sh controllers serial 0/0

26. View the current config
Router(config)#interface Dialer
Bring up Ethernet0
Atlanta#sh run
configure terminal (config t)

27. Copy start run doesn't replace the configuration - it appends it. To completely replace the running-config with the startup-config - you must reload the router.
Which command will delete the contents of NVRAM on a router?
Router#copy
You want to totally reinitialize the router and replace the current running-config with the current startup-config. What command will you use?
Cisco IOS

28. Sets the telnet password
Router#disable
Router#lock
Router(config)#enable password
Router(config-line)#line vty 0 4

29. If no commands have been typed in 1 minute and 44 seconds - the console connection will be closed
Router#mrinfo
Atlanta#sh start
Exec-timeout 1 44
Serial interfaces

30. Virtual Template interface
Router(config)#interface FastEthernet
Router(config)#interface Virtual-Template
Router(config)#interface Dialer
global command

31. Delete the start-up config
Atlanta#erase startup-config
Router#sh ip interface (brief)
Router#clear
Console port

32. Indicates that the line has been scrolled to the left
Router(config)#$
EXEC session
Router#access-enable
Router#debug

33. Enter configuration mode
EXEC session
Attachment Unit Interface (AUI) connection
set a user-mode password for the console port
Router#configure

34. Bridge-Group Virtual Interface
Router(config)#interface BVI
Auxiliary port
Router#sh int ethernet0
Which of the following commands sets the secret password to Cisco?

35. Ping - traceroute - and telnet
Router#bfe
Router(config)#router rip
Used to verify configuration
Router>

36. Configure RIP Protocol
Router(config)#router rip
Router(config-router)#
Router>sh controllers s 0
You set the console password - but when you display the configuration - the password doesn't show up; it looks like this: Password 7098C0BQR

37. Create a temporary Access-List entry
Router#access-template
Router#config t
Router(config)#banner login
% Invalid input detected at '^' marker.

38. Configure fastethernet slot0/port0
Set telnet connection to have no password
Router(config)#int fa 0/0
Configure the interface IP address to '10.1.5.255 255.255.252.0'
Serial interfaces

39. Show interfaces
Tab
Router#sh int ethernet0
Which of the following commands displays the configurable parameters and statistics of all interfaces on a router?
Router#

40. User mode
Router(config)#enable secret
Router(config)#interface Async
What keystroke will terminate setup mode?
Router>

41. Request neighbor and version information from a multicast router
Auxiliary port
How many simultaneous Telnet sessions does a Cisco router support by default?
Router(config-router)#
Router#mrinfo

42. Command string isn't done yet
% Incomplete command
Router#sh int fastethernet 0/0
Router#exit
Router#access-profile

43. 5
How many simultaneous Telnet sessions does a Cisco router support by default?
Router#terminal history size
Router#exit
Router(config)#enable password todd

44. Debugging functions (see also 'undebug')
Router#debug
Used to verify configuration
Cisco IOS
Which of the following commands will configure all the default VTY ports on a router?

45. Mode that a router will enter if no configuration is found in nonvolatile RAM when the router boots
Router#access-enable
Router(config-line)#
set a user-mode password for the console port
Setup mode

46. Command entered incorrectly
% Invalid input detected at '^' marker

47. Global configuration mode and changes what's known as the running-config
Router#config t
Router(config)#banner login
configure terminal (config t)
Which of the following commands will display the current IP addressing and the layer 1 and 2 status of an interface? (Choose three.)

48. Global configuration mode
Router#config t
Which command will show you whether a DTE or a DCE cable is plugged into serial 0?
Serial0 is administratively down - line protocol is down
Serial interfaces

49. Ctrl+C
What keystroke will terminate setup mode?
Router#configure
Enable the interface
Router(config)#line aux

50. Shows the running config; passwords may not be encrypted
Router#sh running-config (sh run)
Router(config)#interface Multilink
Router#sh int ethernet0
% Invalid input detected at '^' marker