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

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Computer Networking
You need to gather the IP address of a remote switch that is located in Hawaii. What can you do to find the address?

Issue the show ip arp command on the router connected to the switch.
Issue the show cdp neighbors detail command on the router connected to the switch.
Issue the show ip route command on the router connected to the switch.
Issue the show cdp neighbor command on the router connected to the switch.

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Computer Networking
Synchronous protocols

are generally used by personal computers
are more reliable
allow faster transmission than asynchronous protocols do
None of these
transmit characters one at a time

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