Question 1

Describe the three types of VPN.

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Question 2

Suppose you joined a company that had a WAN composed of SONET,T carrier services,ATM,and frame relay,each selected to match a specific network need for a certain set of circuits.Would you say this was a well-designed network?Explain.

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Question 3

Why would someone today still use POTS?

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Question 4

Compare and contrast frame relay,ATM,MPLS and Ethernet service networks.

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Question 5

Explain the differences between CIR and MAR.

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Question 6

Where does packetizing take place?

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Question 7

What are the main benefits of using a VPN?

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Question 8

How does a SVC differ from a PVC?

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Question 9

Describe six ways in which a network manager might improve WAN service.

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Quiz 8: Wide Area Networks