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Router Interface Commands, Lab

Router Interface Commands, Lab v1.00 – Aaron Balchunas 1

- Router Interface Commands, Lab -

Configuring Router Interfaces – Lab

Router Number (assigned by the Instructor): ________________

1. Enter interface configuration mode for the first Ethernet interface on your router. What
command did you use?
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2. Bring this interface up from being administratively down. What command did you use?
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3. Do the same for the first Serial interface on your router. What commands did you use?
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4. Configure the correct IP address for your Ethernet interface (supplied by your instructor).
What command(s) did you use?
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5. Configure the correct IP address for your Serial interface (supplied by your instructor).
What command(s) did you use?
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6. View the current status of your interfaces. What command(s) did you use?
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* * *
All original material copyright © 2006 by Aaron Balchunas (aaron@routeralley.com),
unless otherwise noted. All other material copyright © of their respective owners.
This material may be copied and used freely, but may not be altered or sold without the expressed written consent
of the owner of the above copyright. Updated material may be found at http://www.routeralley.com.
Router Interface Commands, Lab v1.00 – Aaron Balchunas 2

Configuring Router Interfaces – Lab (continued)

7. What is the status of your Serial and Ethernet interfaces?
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8. At this point, your serial interface may show a line protocol status of “down”. What
additional command must you configure on your Serial interface, to ensure communication
with the serial interface of the directly connected router?
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9. Should the above command be configured on the connected serial interfaces of both
routers, or on just one side of the serial cable? If the latter, on what side of the serial cable
should this command be used?
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10. Set the hostname for your router. Ensure that your router number is reflected somewhere in
the hostname, but you can be creative. For example: Aaron_Router2.
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11. Set a “description” on both of your interfaces, to document what they are connecting to.
What commands did you use?
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12. View the configuration file stored in RAM. What command did you use?
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* * *
All original material copyright © 2006 by Aaron Balchunas (aaron@routeralley.com),
unless otherwise noted. All other material copyright © of their respective owners.
This material may be copied and used freely, but may not be altered or sold without the expressed written consent
of the owner of the above copyright. Updated material may be found at http://www.routeralley.com.
Router Interface Commands, Lab v1.00 – Aaron Balchunas 3

Configuring Router Interfaces – Lab (continued)

13. View the configuration file stored in NVRAM (25xx series router) or Flash (26xx series
router). What command did you use?
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14. What command would you use to erase the startup configuration?
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15. If you erase the startup configuration, what will happen the next time the router is
rebooted?
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16. Ping your neighbor’s router. Did you receive a reply? Can you ping all routers directly
connected to you?
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17. Can you currently ping routers not directly connected to you? Why or why not?
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18. What command will provide you with a brief, summarized view of the status and IP
information on your interfaces?
________________________________________________________________________
________________________________________________________________________
________________________________________________________________________



* * *
All original material copyright © 2006 by Aaron Balchunas (aaron@routeralley.com),
unless otherwise noted. All other material copyright © of their respective owners.
This material may be copied and used freely, but may not be altered or sold without the expressed written consent
of the owner of the above copyright. Updated material may be found at http://www.routeralley.com.
Router Interface Commands, Lab v1.00 – Aaron Balchunas 4

Configuring Router Interfaces – Lab (continued)

19. Save your router configuration. What command did you use?
________________________________________________________________________
________________________________________________________________________
________________________________________________________________________


* * *
All original material copyright © 2006 by Aaron Balchunas (aaron@routeralley.com),
unless otherwise noted. All other material copyright © of their respective owners.
This material may be copied and used freely, but may not be altered or sold without the expressed written consent
of the owner of the above copyright. Updated material may be found at http://www.routeralley.com.