integrated services private branch exchange

См. также в других словарях:

• 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

• 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

• Emergency medical services in the United States — infobox country common name = United States capital = Washington, DC [cite web|url=https://www.cia.gov/library/publications/the world factbook/geos/us.html|title=All facts unless otherwise cited are from: The CIA World Fact Book|accessdate=2008… …   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

• Ericsson — Infobox Company company name = Telefonaktiebolaget L. M. Ericsson company company type = Public (OMX|SSE101|ERIC B) (nasdaq|ERIC) company slogan = Taking You Forward foundation = Stockholm, Sweden (1876) founder = Lars Magnus Ericsson location =… …   Wikipedia

• Voice over IP — Digital voice redirects here. For the commercial service, see Comcast Digital Voice. Voice over Internet Protocol (Voice over IP, VoIP) is a family of technologies, methodologies, communication protocols, and transmission techniques for the… …   Wikipedia

• Public switched telephone network — The public switched telephone network (PSTN) is the network of the world s public circuit switched telephone networks. It consists of telephone lines, fiber optic cables, microwave transmission links, cellular networks, communications satellites …   Wikipedia

• NSTA — Große Telefonanlage für etwa 1200 Teilnehmer (Typ Hicom 300 von Siemens) Kleine …   Deutsch Wikipedia

• Nebenstellenanlage — Große Telefonanlage für etwa 1200 Teilnehmer (Typ Hicom 300 von Siemens) Kleine …   Deutsch Wikipedia

• PABX — Große Telefonanlage für etwa 1200 Teilnehmer (Typ Hicom 300 von Siemens) Kleine …   Deutsch Wikipedia

• PBX — Große Telefonanlage für etwa 1200 Teilnehmer (Typ Hicom 300 von Siemens) Kleine …   Deutsch Wikipedia