trunk-call
51answer, universal night — A PBX feature that permits any station to answer an incoming trunk call when no attendant is present by dialing a single digit (usually after working hours) …
52usage duration monitor — The system is alerted to decreases in trunk call durations …
53Number Five Crossbar Switching System — The Number Five Crossbar Switching System or 5XB switch, designed by Bell Labs and made by Western Electric, was in use in Bell System telephone exchanges from 1948 to the 1980s. Its principal use was as a Class 5 telephone switch, though… …
541ESS switch — The Number One Electronic Switching System, the first large scale Stored Program Control (SPC) telephone exchange or Electronic Switching System in the Bell System, was introduced in Succasunna, New Jersey, in May 1965[1]. The switching fabric… …
55ГОСТ 19472-88: Система автоматизированной телефонной связи общегосударственная. Термины и определения — Терминология ГОСТ 19472 88: Система автоматизированной телефонной связи общегосударственная. Термины и определения оригинал документа: Circuit group telephone network traffic capacity 68 Определения термина из разных документов: Circuit group… …
Словарь-справочник терминов нормативно-технической документации
56Telephone 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… …
57Telephone 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… …
58Death of Caylee Anthony — Memorial near where Caylee Anthony s remains were found Date …
59Phreaking — is a slang term coined to describe the activity of a subculture of people who study, experiment with, or explore telecommunication systems, like equipment and systems connected to public telephone networks. The term phreak is a portmanteau of the …
60Telephone numbers in the United Kingdom — +44 redirects here. For the band, see +44 (band). United Kingdom telephone numbers Location of United Kingdom (dark green) Location Country United Kingdom Continent …