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Wide Area Network Technologies
CERTIFICATION OBJECTIVES
image    3.4  Categorize WAN technology types and properties.
QUESTIONS
As a network administrator, you will probably be focused primarily on managing local area networks (LANs) in your day-to-day work. However, in the modern networking world, LANs are commonly connected together using wide area network (WAN) links. These links may connect your LAN to another LAN somewhere else in the world. They are also used to connect your LAN to the Internet.
Therefore, as a network administrator ...

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