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central office exchange service

central office exchange service in Technology

communications
(Centrex) A PBX service providing switching at the central office instead of at the company premises. Typically, the telephone company owns and manages all the communications equipment necessary to implement the PBX and then sells various services to the company.
(1999-10-27)

The Free On-line Dictionary of Computing, © Denis Howe 2010 http://foldoc.org
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