Computer Networking
You want to run the new 802.1w on your switches. Which of the following would enable this protocol?

Switch(config)# spanning-tree mode 802.1w
Switch# spanning-tree mode 802.1w
Switch(config)# spanning-tree mode rapid-pvst
Switch# spanning-tree mode rapid-pvst

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

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Computer Networking
Bandlimited signal is

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

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