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.
NVRAM is corrupted.
The configuration register setting is incorrect.
You didn

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Computer Networking
The fundamental requirements of private-to-public network interconnection methods which need to be provided in gateways is/are

universal accessibility for private network Data Terminal Equipment (DTE)
adequate cost control mechanisms for administration of the private networks
A and B both
to assign address to private network DTEs
None of these

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