Computer Networking
Which of the following layer protocols are responsible for user and the application programme support such as passwords, resource sharing, file transfer and network management?

None of these
Layer 6 protocols
Layer 5 protocols
Layer 4 protocols
Layer 7 protocols

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Computer Networking
What is split horizon?

It splits the traffic when you have a large bus (horizon) physical network.
It holds the regular updates from broadcasting to a downed link.
It prevents regular update messages from reinstating a route that has gone down.
Information about a route should not be sent back in the direction from which the original update came.

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Computer Networking
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?

The configuration register setting is incorrect.
You didn
NVRAM is corrupted.
The newly upgraded IOS is not compatible with the hardware of the router.

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