Computer Networking
Which of the following commands will display the current IP addressing and the layer 1 and 2 status of an interface?1. show version2. show protocols3. show interfaces4. show controllers5. show ip interface

3 and 4 only
2, 3 and 5
1, 2 and 4
None of these

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Computer Networking
What is the problem with an interface if you type show interface serial 0 and receive the following message? "Serial0 is administratively down, line protocol is down."

The administrator is pinging from the interface.
The keepalives are different times.
No cable is attached.
The administrator has the interface shut down.

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Computer Networking
A front-end processor is

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

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