Chapter 11. Connecting to the WAN

Wide-area networks (WANs) are used to connect remote LANs together. Various technologies are used to achieve this connection. This chapter reviews WAN technologies and the many WAN services available.

WAN Technologies Overview

WAN access options differ in technology, speed, and price. Each has advantages and disadvantages. Selecting the best technology depends largely on the network design.

Network Types and Their Evolving WAN Needs

The WAN needs of a network depend greatly on the size of the network. These network types run the spectrum from small offices that really only need a broadband connection to the Internet all the way up to multinational enterprises that need a variety of WAN options to satisfy local, ...

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