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

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Computer Networking
Baseband is

None of these
All of these
a signal all of whose energy is contained within a finite frequency range
transmission of signals without modulation
the simultaneous transmission of data to a number of stations

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