DSL Facts
A DSL line is a digital subscriber line that provides a network connection for computers using the standard telephone lines. These are typically high-speed connections people use to connect to the Internet.
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Types
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In the category of DSL lines, there are ADSL lines where upload speeds are lower than download speeds, and SDSL lines, where the upload and download speeds are identical.
History
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DSL lines are an outgrowth of the consumer ISDN connections that were the first high speed connections able to use the standard telephone lines already in place in many areas.
Size
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The maximum speed that can be reached using DSL lines is variable, depending upon your equipment, your physical location, and size of wires, but has an absolute maximum around 10 Mbps.
Features
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To receive DSL service at a location, a DSL modem is required that will connect to the telephone line and to the computer equipment.
Geography
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To obtain a DSL line, your physical location must be closer than 10,000 feet from the nearest telephone company office or the fastest speeds will not be available.
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