Computer Networking
Your switch has a port status LED that is alternating between green and amber. What could this indicate?

The port is shut down.
The port is in STP blocking mode.
Nothing; this is normal.
The port is experiencing errors.

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

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