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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. View hardware addressing - logical addressing - and statistics of an interface
Up arrow
Router(config)#banner login
% Incomplete command
Router#sh int fastethernet 0/0

2. Set only once and affects the entire router
global command
Router#enable
view the config
Router>logout

3. Slot/Port for Modems
Router#config t
view the config
Router(config)#line console
Router(config)#line x/y

4. Allows you to configure modem commands so that a modem can be connected to the router
set a user-mode password for the console port
Auxiliary port
Router#sh int fastethernet 0/0
delete the configuration stored in NVRAM

5. 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)#int ethernet 0
Router(config)#line x/y
Router(config)#banner motd
Add a secondary IP address

6. The kernel of Cisco routers and most switches
EXEC session
Cisco IOS
Enable the interface
You set the console password - but when you display the configuration - the password doesn't show up; it looks like this: Password 7098C0BQR

7. Config t
Router(config)#interface Dialer
Router#access-profile
Router#erase
Enter global configuration mode

8. Configure serial port 5
What command do you type to save the configuration stored in RAM to NVRAM?
configure memory (config mem)
Router(config)#int serial 5
Exec-timeout 1 44

9. A login banner to be displayed on all connected terminals; displayed after the MOTD banner but before the login prompts; delete it with the no banner login command
Router(config)#banner login
Router(config)#line x/y
% Invalid input detected at '^' marker
Router(config)#banner

10. Ctrl+C
What keystroke will terminate setup mode?
Router(config)#interface Multilink
Router(config)#router rip
Router(config)#enable use-tacacs

11. Go back from privileged mode into user mode
Which command will delete the contents of NVRAM on a router?
Router#disable
Which command will show you whether a DTE or a DCE cable is plugged into serial 0?
Booting a router

12. View the current config
Router(config)#line <0-70>
Attachment Unit Interface (AUI) connection
Used to verify configuration
Atlanta#sh run

13. Null interface
Router(config)#line <0-70>
Router(config)#interface Null
Router#logout
Router(config)#line aux 0

14. Command string isn't done yet
% Incomplete command
Router(config)#interface Tunnel
see the terminal history size
What layer of the OSI model would you assume the problem is in if you type show interface serial 1 and receive: Serial1 is a down - line protocol is down

15. Sh int ehternet0; config t; int ethernet0; no shut; sh int ehternet0
Bring up Ethernet0
Label the interface 'WAN to Miami'
Router(config-line)#
Atlanta#copy run start

16. Power-on seft test (POST) - loads the Cisco IOS from flash - loads config from NVRAM
Enter global configuration mode
Booting a router
Attachment Unit Interface (AUI) connection
Router(config-if)#bandwidth 64

17. Tunnel interface
Router(config-if)#bandwidth 64
outer#disconnect
Router(config)#interface Tunnel
Router(config)#line aux 0

18. Banner motd
Router#sh ip interface (brief)
set a serial interface to provide clocking to another router at 64Kb
If you wanted administrators to see a message when logging into the router - which command would you use?
Router>

19. Allows you to still enter the router if you set up authentication through a TACACS server and it's not available. But it isn't used if the TACACS server is working.
Atlanta#sh start
Router#copy
Cisco IOS
Router(config)#enable last-resort

20. Router#reload
Add a secondary IP address
Router(config)#interface MFR
reinitialize the router and totally replace the running-config with the current startup-config
You want to totally reinitialize the router and replace the current running-config with the current startup-config. What command will you use?

21. Config t - enable secret cisco
Router#access-enable
Configure an IP address on e0
Router(config)#banner incoming
set the enable secret password to cisco

22. For manual emergency modes setting
Router#bfe
Router#connect
Router(config)#int serial 5
Router#exit

23. Show interfaces
Router#terminal history size
Which of the following commands displays the configurable parameters and statistics of all interfaces on a router?
configure terminal (config t)
Router(config)#interface Tunnel

24. If no commands have been typed in 1 minute and 44 seconds - the console connection will be closed
Bandwidth
Router#clock
Exec-timeout 1 44
show inter et 0 and notice the port is administratively down

25. Async Group interface
You type Router#sh ru and receive an % ambiguous command error. Why did you receive this message?
Router(config)#interface Group-Async
Router(config-router)#
reinitialize the router and totally replace the running-config with the current startup-config

26. Sets the console password
Router(config)#line console 0
Label the interface 'WAN to Miami'
If you wanted administrators to see a message when logging into the router - which command would you use?
Router#configure

27. Interface configuration mode
You want to totally reinitialize the router and replace the current running-config with the current startup-config. What command will you use?
Router(config)#interface range
Router(config-if)#
see if a serial interface needed to provide clocking

28. 10Mbps Ethernet network connection
Router(config)#interface Tunnel
Attachment Unit Interface (AUI) connection
What command do you type to save the configuration stored in RAM to NVRAM?
Booting a router

29. Cisco CLI that exists in user mode and privileged mode
% Incomplete command
Router(config)#banner
EXEC session
Router(config-line)#exec-timeout

30. Sets the time-out for the console EXEC session; never timing out (0 0) to 35 -791 minutes and 2 -147 -483 seconds. The default is 10 minutes
Router(config)#line <0-70>
Router(config-line)#exec-timeout
Router#access-profile
Router(config)#enable secret

31. Subinterfaces allow you to create logical interfaces within the router
% Ambiguous command:
Router(config-subif)#
Router#clock
see if a serial interface needed to provide clocking

32. Config t - line console 0 - login - password todd
What keystroke will terminate setup mode?
set a user-mode password for the console port
global command
Auxiliary port

33. Sh int e0; config t; int e0; ip address 172.16.10.2 255.255.255.0; no shut; sh int e0
Router(config)#router rip
Router#sh ip interface (brief)
Enter global configuration mode
Configure an IP address on e0

34. Shows terminal configurations and history buffer size
Attachment Unit Interface (AUI) connection
Router#sh terminal
% Invalid input detected at '^' marker.
Router#sh controllers serial 0/0

35. Sets the aux password; Router(config-line)#password todd; Router(config-line)#login
Router(config)#line aux 0
Router#help
Down arrow
Router>logout

36. Erase start
Enter global configuration mode
Router#sh ip interface (brief)
Atlanta#sh start
Which command will delete the contents of NVRAM on a router?

37. Router#copy run startup
Router#logout
Router(config)#enable use-tacacs
What command do you type to save the configuration stored in RAM to NVRAM?
Router#sh int ethernet0

38. Description WAN to Miami

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39. Reset functions
Enable the interface
Router(config-line)#logging synchronous
Router#clear
Router(config-subif)#

40. Dialer interface
EXEC session
Router>sh controllers s 0
Router(config)#interface Null
Router(config)#interface Dialer

41. Change the startup-config stored in NVRAM
Router>logout
Router(config)#interface Virtual-TokenRing
Console port
configure memory (config mem)

42. Used by routing protocols such as IGRP - EIGRP - and OSPF to calculate the best cost (path) to a remote network
CLI
Used to verify configuration
Router#
Bandwidth

43. Encrypts passwords; sh run - config t - Router(config)#no service password-encryption
You want to totally reinitialize the router and replace the current running-config with the current startup-config. What command will you use?
Router(config)#enable secret
see if a serial interface needed to provide clocking
Router(config)#service password-encryption

44. CTunnel interface
Router(config-if)#
Router(config)#interface CTunnel
Router(config)#enable secret todd
Router>

45. Serial interface
configure memory (config mem)
Router(config)#interface Serial
Router>logout
Auxiliary port

46. See if a router's serial interface has a DCE cable connected
Enter interface configuration mode and configure serial 0/0
Router>sh controllers s 0
set a user-mode password for the console port
Router(config)#enable last-resort

47. Sets the enable password to todd
% Invalid input detected at '^' marker
Router#exit
Router#configure
Router(config)#enable password todd

48. Command-line interface
Configure an IP address on e0
CLI
Enter global configuration mode
Router(config)#enable password todd

49. Provide information once connected to the device
Router#sh version
Router(config)#banner
Serial interfaces
Router(config)#router rip

50. A line-activation (exec) banner to be displayed when an EXEC process is created
Router>sh controllers s 0
Router#sh running-config (sh run)
Router(config)#banner exec
Enter global configuration mode