| Wavelength Division Multiplexing | Provides a way of increasing the data carrying capacity of an optical
fiber by simultaneously operating at more than one wavelength.
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| Wide Area Network (WAN) | A network that links multiple locations together. A WAN encompasses a
much larger geographic area than that of a Local Area Network (LAN).
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| Wide Area Telecommunications/Telephone Service (WATS) | Long distance service provided by various carriers that includes both
intrastate and interstate service for outgoing and incoming (800)
calls. WATS provides a bulk savings plan for companies with a high
volume of toll calls,
such as telemarketing. WATS charges include a flat rate for each hour
of calling time, with cost per hour decreasing as toll usage increases.
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Glossary