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Network Sales and Services Handbook by Matthew J. Castelli

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Chapter 7. DSL and Cable Modem Networks

This chapter covers the following topics:

  • Digital Subscriber Line

  • Cable Access Technologies

DSL and cable modem network access are two alternative ways to connect to a network service provider without the use of more expensive dedicated service, such as Frac-T1/T1. DSL and cable modem networks achieve the same result of providing dedicated access to a network service, often the Internet, but each do so using differing technologies. This chapter discusses what DSL and cable modem technologies do and how they do it.

Digital Subscriber Line

Digital subscriber line (DSL) technology is a modem technology using existing twisted-pair telephone lines to carry high-bandwidth applications, such as multimedia and video. ...

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