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. Configure ethernet port 0
Router(config)#int ethernet 0
Attachment Unit Interface (AUI) connection
Router(config)#line aux 0
Router#sh ip interface (brief)


2. Description WAN to Miami


3. Manually save the file from DRAM to NVRAM
Atlanta#copy run start
Router#sh history
Password required - but none set: Which of the following sequences will address this problem correctly?
Tab


4. Turn off privileged commands
Router#sh version
If you wanted administrators to see a message when logging into the router - which command would you use?
Which of the following commands will display the current IP addressing and the layer 1 and 2 status of an interface? (Choose three.)
Router#disable


5. Serial interface
Router(config)#interface Serial
Router(config-line)#
Auxiliary port
Router#help


6. Loopback interface
Which command will delete the contents of NVRAM on a router?
Router(config)#interface Virtual-TokenRing
Router(config)#interface Loopback
CLI


7. Create a temporary Access-List entry
Router#access-template
Router#mrinfo
Router#clear
Router(config)#banner


8. Sets the user-mode password for the auxiliary port. It's usually used for attaching a modem to the router - but it can be used as a console as well
Router(config)#interface Dialer
configure network (config net)
Router#connect
Router(config)#line aux


9. The kernel of Cisco routers and most switches
EXEC session
Router#lock
Cisco IOS
Router(config)#enable last-resort


10. Bridge-Group Virtual Interface
Serial interfaces
Router(config)#interface BVI
Router(config)#interface Virtual-TokenRing
Enter interface configuration mode and configure serial 0/0


11. Config t - enable secret cisco
Router(config)#interface Group-Async
set the enable secret password to cisco
Router(config)#int serial 5
see if a serial interface needed to provide clocking


12. Configure fastethernet slot0/port0
Configure an IP address on e0
Router(config)#int fa 0/0
Router#sh ip interface (brief)
Router(config)#interface Async


13. Ping - traceroute - and telnet
Router#sh controllers serial 0/0
Used to verify configuration
Router#config t
Auxiliary port


14. 5
How many simultaneous Telnet sessions does a Cisco router support by default?
What command do you type to save the configuration stored in RAM to NVRAM?
set a serial interface to provide clocking to another router at 64Kb
see the terminal history size


15. Tunnel interface
Router(config)#interface Tunnel
Router(config)#int serial 5
Router>sh controllers s 0
Bandwidth


16. Shows terminal configurations and history buffer size
Atlanta(config-if)#description Sales Lan
Router(config)#interface Vif
Router#sh terminal
Router#lock


17. Sh int ehternet0; config t; int ethernet0; no shut; sh int ehternet0
outer#disconnect
You set the console password - but when you display the configuration - the password doesn't show up; it looks like this: Password 7098C0BQR
Up arrow
Bring up Ethernet0


18. FastEthernet IEEE 802.3
Router(config)#interface range
Exec-timeout 1 44
Router(config)#interface FastEthernet
Router(config)#line console 0


19. 10Mbps Ethernet network connection
Serial0 is administratively down - line protocol is down
Attachment Unit Interface (AUI) connection
Router(config)#interface Dialer
Router(config)#enable use-tacacs


20. Config t - int e0 - no shut
Router(config)#enable secret todd
Cisco IOS
global command
show inter et 0 and notice the port is administratively down


21. No shut
Enable the interface
Router(config)#enable secret todd
configure network (config net)
Bring up Ethernet0


22. Configure RIP Protocol
CLI
view the config
Router>enable
Router(config)#router rip


23. Subinterfaces allow you to create logical interfaces within the router
Router#terminal history size
Tab
Router(config)#interface BVI
Router(config-subif)#


24. Dialer interface
Router(config-line)#exec-timeout
Router(config)#interface Dialer
If you delete the contents of NVRAM and reboot the router - what mode will you be in?
Router#mrinfo


25. Go back from privileged mode into user mode
Auxiliary port
Router#disable
Router(config)#enable password todd
Router>enable


26. Interface range command
Router#clock
Router(config)#interface range
EXEC session
Router#disable


27. Show controllers int
Router(config)#interface range
see if a serial interface needed to provide clocking
Router#sh history
Router(config)#interface Dialer


28. Log in as a particular user
Router(config)#banner login
Router#login
Label the interface 'WAN to Miami'
Router(config)#interface Vif


29. Router#copy run startup
% Incomplete command
Router(config)#int serial 5
Down arrow
What command do you type to save the configuration stored in RAM to NVRAM?


30. Config t - line vty 0 4 - no login
Set telnet connection to have no password
If you wanted administrators to see a message when logging into the router - which command would you use?
Router#sh version
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?


31. Description of the interactive help system
Router#logout
Router(config)#interface Virtual-Template
Router(config)#line aux
Router#help


32. Disconnect an existing network connection
global command
Down arrow
outer#disconnect
Router(config-line)#line vty 0 4


33. Sets the description of an interface; use it to keep track of circuit numbers - locations - etc.
Router(config)#line aux
Router#sh ip interface (brief)
Atlanta(config-if)#description Sales Lan
Router#sh controllers serial 0/0


34. RJ-45 (8-pin modular) port; no password by default
Router#sh controllers serial 0/0
Console port
set the name of a router to Chicago
Router#connect


35. View hardware addressing - logical addressing - and statistics of an interface
Router#config t
Router#sh int fastethernet 0/0
Router(config)#interface Group-Async
set the enable secret password to cisco


36. This is the newer - encrypted password that overrides the enable password if it's set
Which of the following commands displays the configurable parameters and statistics of all interfaces on a router?
Router(config)#enable secret
Router(config)#interface Async
Router(config)#line x/y


37. PGM Multicast Host interface
Router(config)#interface Vif
Router>enable
Up arrow
Password required - but none set: Which of the following sequences will address this problem correctly?


38. Encrypts passwords; sh run - config t - Router(config)#no service password-encryption
Up arrow
Auxiliary port
Router(config)#service password-encryption
Serial interfaces


39. Cisco Internetwork Operating System
Auxiliary port
see the terminal history size
Set telnet connection to have no password
Cisco IOS


40. Part of the command is missing.
% Invalid input detected at '^' marker.


41. Show info for ethernet0
Router(config)#enable password
Router#sh int ethernet0
Auxiliary port
Router(config)#enable use-tacacs


42. Clock rate 64000
Enable the interface
set a serial interface to provide clocking to another router at 64Kb
Router(config)#line x/y
Router(config)#interface Null


43. There is more than one show command sthat starts with the letters ru.
Router(config)#enable password todd
Label the interface 'WAN to Miami'
Router(config-subif)#
You type Router#sh ru and receive an % ambiguous command error. Why did you receive this message?


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


45. Finishes typing a command for you
Enable the interface
Which command will show you whether a DTE or a DCE cable is plugged into serial 0?
Tab
% Invalid input detected at '^' marker.


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


47. Command string isn't done yet
Router#clock
Atlanta(config-if)#description Sales Lan
Enable the interface
% Incomplete command


48. To configure user-mode passwords
Router(config)#enable secret todd
Router(config)#interface Async
Router(config-line)#
Atlanta#erase startup-config


49. Enter configuration mode
show inter et 0 and notice the port is administratively down
configure memory (config mem)
Router#configure
Router(config)#interface range


50. Setup mode
Router(config)#enable use-tacacs
Which command will delete the contents of NVRAM on a router?
If you delete the contents of NVRAM and reboot the router - what mode will you be in?
Router(config)#banner motd