Discrete multitone is a single-carrier technique used for transporting digital data over copper telephone lines.A test is initiated at start-up to determine which of the 256 subchannel frequencies should be used to carry the digital data.

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Discrete multitone is a single-carrier technique used for transporting digital data over copper telephone lines. A test is initiated at start-up to determine which of the 256 subchannel frequencies should be used to carry the digital data.

Discrete Multitone Is a Single-Carrier Technique Used for Transporting Digital