private-branch exchange office

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• Private branch exchange — A private branch exchange (PBX) is a telephone exchange that serves a particular business or office, as opposed to one that a common carrier or telephone company operates for many businesses or for the general public. PBXs are also referred to as …   Wikipedia

• private branch exchange —    Abbreviated PBX. A telephone system, usually owned by the customer, that serves a particular location, such as an office, providing connections from one extension to another, as well as a set of connections to the external telephone network.… …   Dictionary of networking

• private automatic branch exchange —    Abbreviated PABX. An automatic telephone system that serves a particular location, such as an office, providing connections from one extension to another, as well as a set of connections to the external telephone network.    Many PABXs handle… …   Dictionary of networking

• Telephone exchange — A telephone operator manually connecting calls with cord pairs at a telephone switchboard. In the field of telecommunications, a telephone exchange or telephone switch is a system of electronic components that connects telephone calls. A central… …   Wikipedia

• Private currency — Not to be confused with alternative currency or complementary currency . A private currency is a currency issued by a private organization. It is often contrasted with fiat currency issued by governments or central banks. In many countries,… …   Wikipedia

• Michael Scott (The Office) — Michael Gary Scott The Office character Steve Carell as Michael Scott First appearance Pilot Last appearance …   Wikipedia

• Securities Exchange Act of 1934 — The Securities Exchange Act of 1934 is a law governing the secondary trading of securities (stocks, bonds, and debentures). The Act, 48 Stat. 881 (June 6, 1934), codified at usc|15|78a et seq., was a sweeping piece of legislation. The Act and… …   Wikipedia

• Business telephone system — Early model 464G Western Electric key telephone set A business telephone system is any of a range of a multiline telephone systems typically used in business environments, encompassing systems ranging from small key systems to large scale private …   Wikipedia

• PBX — abbr. private branch exchange (private telephone switchboard). * * * |pē(ˌ)bē|eks noun ( s) Etymology: private branch exchange : a private telephone switchboard * * * a manually or automatically operated telephone facility that handles… …   Useful english dictionary

• Telephone numbering plan — Area Code redirects here. For the song by Ludacris, see Area Codes (song). A telephone numbering plan is a type of numbering scheme used in telecommunications to allocate telephone numbers to subscribers and to route telephone calls in a… …   Wikipedia

• Caller ID — (caller identification, CID), also called calling line identification (CLID) or calling number identification (CNID) or Calling Line Identification Presentation (CLIP), is a telephone service, available in analog and digital phone systems and… …   Wikipedia