CUSTOMER SERVICE UNIT

Specialty Definition: Customer service unit

(From Wikipedia, the free Encyclopedia)

In telecommunication, a customer service unit (CSU) is a device that provides an accessing arrangement at a user location to either switched or point-to-point, data-conditioned circuits at a specifically established data signaling rate.

Note: A CSU provides local loop equalization, transient protection, isolation, and central office loop-back testing capability.

Source: from Federal Standard 1037C

Source: the above text is adapted by the editor from Wikipedia, the free encyclopedia under a copyleft GNU Free Documentation License (GFDL) from the article "Customer service unit."

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