Definition: Technically broadband is used to define any transmission which can carry more than one channel on a single medium. For instance, the coaxial cable for your cable TV carries many channels and can simultaneously provide Internet access. Broadband is also often used to describe high-speed Internet connections such as cable modems and DSL.
Broadband
From Tony Bradley, CISSP-ISSAP, for About.com
Explore Internet / Network Security
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