Encyclopedia > Customer service unit

Article Content

Customer service unit

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

All Wikipedia text is available under the terms of the GNU Free Documentation License

Search Encyclopedia

Search over one million articles, find something about almost anything!

Featured Article

French resistance

... organization Bureau Central de Renseignements et d'Action (BCRA). There was also Direction Général des Services Spéciaux (DGSS or Special Services Executive), headed by ...