Computer Networking
The Acme Corporation is implementing dial-up services to enable remote-office employees to connect to the local network. The company uses multiple routed protocols, needs authentication of users connecting to the network, and since some calls will be long distance, needs callback support. Which of the following protocols is the best choice for these remote services?

Frame Relay
PPP
HDLC
802.1
PAP

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Computer Networking
TCP is:

Connectionless and unreliable
Connection orientated and unreliable
None of these
Operates at the Data Link layer
Connection orientated and reliable

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Computer Networking
"BAUD" rate means

The number of bytes transmitted per unit time.
The rate at which the signal changes.
None of these
The number of bits transmitted per unit time.

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Computer Networking
You copy a configuration from a network host to a router's RAM. The configuration looks correct, yet it is not working at all. What could the problem be?

The copy did not override the shutdown command in running-config.
You copied the wrong configuration into RAM.
The IOS became corrupted after the copy command was initiated.
You copied the configuration into flash memory instead.

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Computer Networking
You have two switches connected together with two crossover cables for redundancy, and STP is disabled. Which of the following will happen between the switches?

The routing tables on the switches will not update.
The MAC forward/filter table will not update on the switch.
Broadcast storms will occur on the switched network.
The switches will automatically load-balance between the two links.

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