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Introduction To The Cisco IOS

Instructions:

Answer 50 questions in 15 minutes.
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Match each statement with the correct term.
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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. Router#reload
reinitialize the router and totally replace the running-config with the current startup-config
Bandwidth
Up arrow
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?

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

3. Encrypts passwords; sh run - config t - Router(config)#no service password-encryption
Router(config)#service password-encryption
Router(config-router)#
Router#exit
What command do you type to save the configuration stored in RAM to NVRAM?

4. Configure serial port 5
What command do you type to save the configuration stored in RAM to NVRAM?
You type Router#sh ru and receive an % ambiguous command error. Why did you receive this message?
Router(config)#int serial 5
Router(config)#enable use-tacacs

5. Finishes typing a command for you
Router(config-if)#bandwidth 64
Router#sh running-config (sh run)
Router>sh controllers s 0
Tab

6. RJ-45 (8-pin modular) port; no password by default
Console port
Router#sh ip interface (brief)
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)#enable password

7. Virtual TokenRing
Router(config)#line aux 0
Atlanta(config-if)#description Sales Lan
Router(config)#interface Virtual-TokenRing
Router(config)#interface MFR

8. Ip address 10.1.5.255 255.255.252.0

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9. Setup mode
If you delete the contents of NVRAM and reboot the router - what mode will you be in?
Router(config)#interface Dialer
Setup mode
delete the configuration stored in NVRAM

10. This tells the router to authenticate through a TACACS server
Router(config)#line <0-70>
Router(config)#interface Tunnel
Router(config)#enable use-tacacs
configure terminal (config t)

11. Config t - int e0 - no shut
Configure an IP address on e0
Router(config)#interface Vif
Router#sh int ethernet0
show inter et 0 and notice the port is administratively down

12. Lock the terminal
Router#lock
Which of the following commands sets the secret password to Cisco?
Router(config-if)#bandwidth 64
Setup mode

13. Shows the running config; passwords may not be encrypted
Configure an IP address on e0
Router#sh running-config (sh run)
What command do you type to save the configuration stored in RAM to NVRAM?
Router#access-template

14. Router(config)#line vty 0 4
Atlanta#sh start
Router(config)#interface Virtual-Template
Router(config)#int fa 0/0
Which of the following commands will configure all the default VTY ports on a router?

15. Configure a DCE serial interface in bits per second
Router>
Router(config-if)#clock rate 64000
see if a serial interface needed to provide clocking
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?

16. Change the running-config running in dynamic RAM (DRAM)
Router#configure
see if a serial interface needed to provide clocking
configure memory (config mem)
configure terminal (config t)

17. Enable secret Cisco
Enable the interface
Router(config)#banner incoming
Which of the following commands sets the secret password to Cisco?
Router#config t

18. Cisco Internetwork Operating System
Router(config)#interface Virtual-Template
Cisco IOS
Router(config)#router rip
Router#exit

19. The command service password-encryption - from global configuration mode - will encrypt the passwords.

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20. Reset functions
Router(config-if)#bandwidth 64
Router#clear
Router#sh history
Router(config)#interface Virtual-Template

21. Router(config-if)#ip address 172.16.20.2 255.255.255.0 secondary
Router#sh version
Enter interface configuration mode and configure serial 0/0
Router(config)#line aux
Add a secondary IP address

22. Configure RIP Protocol
Which of the following commands displays the configurable parameters and statistics of all interfaces on a router?
Router(config)#enable use-tacacs
Router(config)#$
Router(config)#router rip

23. Global configuration mode and changes what's known as the running-config
configure terminal (config t)
Router(config)#banner incoming
Down arrow
Router(config)#interface Dialer

24. Sets the enable password to todd
Router#sh int ethernet0
Router(config)#enable password todd
Set telnet connection to have no password
Router(config)#banner motd

25. Interface s0/0
Router(config)#$
Enter interface configuration mode and configure serial 0/0
Router(config-line)#logging synchronous
Exec-timeout 1 44

26. 10Mbps Ethernet network connection
% Invalid input detected at '^' marker.
delete the configuration stored in NVRAM
Router#access-profile
Attachment Unit Interface (AUI) connection

27. Show interfaces
Router(config)#enable last-resort
Bring up Ethernet0
Router(config)#banner
Which of the following commands displays the configurable parameters and statistics of all interfaces on a router?

28. 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.
Router(config)#banner exec
You set the console password - but when you display the configuration - the password doesn't show up; it looks like this: Password 7098C0BQR
Router(config)#line console
Router(config)#enable last-resort

29. Delete the start-up config
Which command will delete the contents of NVRAM on a router?
outer#disconnect
Router#sh protocols
Atlanta#erase startup-config

30. Provides status of the interface - the IP address and mask - information on whether an access list is set on the interface - and basic IP information
% Incomplete command
Router#sh ip interface (brief)
Enable the interface
Router(config)#interface Multilink

31. Clock rate 64000
Router(config)#interface Serial
set a serial interface to provide clocking to another router at 64Kb
see if a serial interface needed to provide clocking
Router#access-template

32. Shows last command entered
What keystroke will terminate setup mode?
Router#
Up arrow
set a user-mode password for the console port

33. User mode
Router>sh controllers s 0
Setup mode
Router>
Router#clock

34. Power-on seft test (POST) - loads the Cisco IOS from flash - loads config from NVRAM
Router#config t
Atlanta#sh run
Booting a router
Router(config)#line console 0

35. Tunnel interface
Router#connect
Router#clock
Which of the following commands will display the current IP addressing and the layer 1 and 2 status of an interface? (Choose three.)
Router(config)#interface Tunnel

36. Lex interface
Router#clock
% Incomplete command
Router#connect
Router(config)#interface Lex

37. Description of the interactive help system
Router(config)#interface Vif
Router#help
Router#logout
Router#sh int fastethernet 0/0

38. Show terminal
see the terminal history size
Router#sh controllers serial 0/0
Router(config)#enable password
Router(config)#interface CTunnel

39. First Line number
Router(config)#line <0-70>
Router(config)#enable password todd
configure terminal (config t)
Router(config)#banner incoming

40. Global configuration mode
You type Router#sh ru and receive an % ambiguous command error. Why did you receive this message?
Router#sh int ethernet0
Router(config)#interface Loopback
Router#config t

41. This is the newer - encrypted password that overrides the enable password if it's set
Router(config)#interface MFR
Router(config)#interface Lex
Atlanta#sh start
Router(config)#enable secret

42. Config t
Enter global configuration mode
You set the console password - but when you display the configuration - the password doesn't show up; it looks like this: Password 7098C0BQR
Router#sh controllers serial 0/0
Enter interface configuration mode and configure serial 0/0

43. Show protocols - show interfaces - show ip interface
Configure the interface IP address to '10.1.5.255 255.255.252.0'
Router#clear counters s0/0
Router(config)#int ethernet 0
Which of the following commands will display the current IP addressing and the layer 1 and 2 status of an interface? (Choose three.)

44. Go back from privileged mode into user mode
Router#disable
Router#access-enable
Enable the interface
Router#exit

45. Async interface
Router(config-line)#exec-timeout
Router(config)#line tty
Router(config)#interface Async
Router(config)#line <0-70>

46. Erase flash or configuration memory
Router#connect
Router(config)#interface Virtual-TokenRing
Router#erase
What command do you type to save the configuration stored in RAM to NVRAM?

47. Enter configuration mode
Router#sh int fastethernet 0/0
Router#sh controllers serial 0/0
Router#configure
Router#sh int ethernet0

48. 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#
Configure the interface IP address to '10.1.5.255 255.255.252.0'
Which command will delete the contents of NVRAM on a router?

49. Banner motd
If you wanted administrators to see a message when logging into the router - which command would you use?
Router(config)#line tty
configure memory (config mem)
Router(config)#interface Dialer

50. Erase start
Which command will delete the contents of NVRAM on a router?
Router(config)#hostname Todd
set a user-mode password for the console port
Enter global configuration mode

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Introduction To The Cisco IOS

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