Computer Networking
A front-end processor is

a processor in a large-scale computer that executes operating system instructions
None of these
a minicomputer that relieves main-frame computers at a computer centre of communications control functions
preliminary processor of batch jobs.
a user computer system

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

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Computer Networking
You have created a named access list called Blocksales. Which of the following is a valid command for applying this to packets trying to enter interface s0 of your router?

(config)# ip access-group 110 in
(config-if)# ip access-group Blocksales in
(config-if)# blocksales ip access-list in
(config-if)# ip access-group 110 in

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