Computer Networking
You want to create a standard access list that denies the subnet of the following host: 172.16.50.172/20. Which of the following would you start your list with?

access-list 10 deny 172.16.48.0 255.255.240.0
access-list 10 deny 172.16.0.0 0.0.255.255
access-list 10 deny 172.16.48.0 0.0.15.255
access-list 10 deny 172.16.64.0 0.0.31.255

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Computer Networking
The corporate office sends you a new router to connect, but upon connecting the console cable, you see that there is already a configuration on the router. What should be done before a new configuration is entered in the router?

Flash should be erased and the router restarted.
The new configuration should be entered and saved.
RAM should be erased and the router restarted.
NVRAM should be erased and the router restarted.

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Computer Networking
Baseband is

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

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