Networking · all questions

Managing a Cisco Internetwork
practice.

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Q1

You have your laptop directly connected into a router's Ethernet port. Which of the following are among the requirements for the copy flash tftp command to be successful?
1. TFTP server software must be running on the router.
2. TFTP server software must be running on your laptop.
3. The Ethernet cable connecting the laptop directly into the router's Ethernet port must be a straight-through cable.
4. The laptop must be on the same subnet as the router's Ethernet interface.
5. The copy flash tftp command must be supplied the IP address of the laptop.

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Q2

What information is displayed by the show hosts command?
1. Temporary DNS entries
2. The names of the routers created using the hostname command
3. The IP addresses of workstations allowed to access the router
4. Permanent name-to-address mappings created using the ip host command
5. The length of time a host has been connected to the router via Telnet

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Q3

You are unsuccessful in telnetting into a remote device. What could the problem be?
1. IP addresses are incorrect.
2. Access control list is filtering Telnet.
3. There is a defective serial cable.
4. The VTY password is missing.

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Q4

Which three commands can be used to check LAN connectivity problems on a router?
1. show interfaces
2. show ip route
3. tracert
4. ping
5. dns lookups

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Q5

If you want to have more than one Telnet session open at the same time, what keystroke combination would you use?

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Q6

Which command will copy the IOS to a backup host on your network?

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Q7

Which command loads a new version of the Cisco IOS into a router?

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Q8

You are troubleshooting a connectivity problem in your corporate network and want to isolate the problem. You suspect that a router on the route to an unreachable network is at fault. What IOS user exec command should you issue?

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Q9

The configuration register setting of 0x2102 provides what function to a router?

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Q10

You telnet to a router and make your necessary changes; now you want to end the Telnet session. What command do you type in?

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Q11

Which command displays the configuration register setting?

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Q12

What should the configuration register value be after you successfully complete the password recovery procedure and return the router to normal operation?

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Q13

You telnet into a remote device and type debug ip rip, but no output from the debug command is seen. What could the problem be?

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Q14

What does the command o/r 0x2142 provide?

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Q15

You save the configuration on a router with the copy running-config startup-config command and reboot the router. The router, however, comes up with a blank configuration. What can the problem be?

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Q16

The corporate office sends you a new router to connect, but upon connecting the console cable, you see that there is already a configuration on the router. What should be done before a new configuration is entered in the router?

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Q17

Which command will show you the IOS version running on your router?

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Q18

You need to gather the IP address of a remote switch that is located in Hawaii. What can you do to find the address?

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Q19

A network administrator wants to upgrade the IOS of a router without removing the image currently installed. What command will display the amount of memory consumed by the current IOS image and indicate whether there is enough room available to hold both the current and new images?

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Q20

You copy a configuration from a network host to a router's RAM. The configuration looks correct, yet it is not working at all. What could the problem be?

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