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 Telecommunications Object Thesaurus Term

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private branch exchange


Plural:
private branch exchanges

Top term:

Use for (non-preferred term):
PBX  

Scope notes:
A telephone exchange serving a single organization, having a switchboard and associated equipment, usually located on the customer's premises; provides for switching calls between any two extensions served by the exchange or between any extension and the national telephone system via a trunk to a central office. Abbreviated PBX.



 
 



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