Computer Science :: Computer Networking
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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. -
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 -
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. -
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 - If you want to have more than one Telnet session open at the same time, what keystroke combination would you use?
- Which command will copy the IOS to a backup host on your network?
- Which command loads a new version of the Cisco IOS into a router?
- 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?
- The configuration register setting of 0x2102 provides what function to a router?
- 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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