tandem trunk

См. также в других словарях:

• tandem trunk service —    Incoming trunks are fed into outgoing trunks …   IT glossary of terms, acronyms and abbreviations

• Trunk vs Toll — In the US, under the purview of the Bell System, local telephone calls were free except in a few big cities, and the term toll was adopted for long distance calls because they were subject to a toll.In the UK all calls were chargeable and the… …   Wikipedia

• tandem —    A switching arrangement in which the trunk from the calling office is connected to a trunk to the called office through an intermediate point known as a tandem switching center …   IT glossary of terms, acronyms and abbreviations

• tandem switching system —    See tandem tie trunk network …   IT glossary of terms, acronyms and abbreviations

• tandem tie trunk network —    (TTTN)    A serving arrangement that permits sequential connection of tie trunks between PBX/Centrex locations by utilizing tandem operation …   IT glossary of terms, acronyms and abbreviations

• tandem office — noun : a telephone central office or switchboard used entirely for the interconnection of telephone exchanges that reduces the number of trunk circuits …   Useful english dictionary

• Telephone switchboard — PBX switchboard, 1975 A switchboard (also called a manual exchange) was a device used to connect a group of telephones manually to one another or to an outside connection, within and between telephone exchanges or private branch exchanges (PBXs) …   Wikipedia

• транзитная соединительная линия — соединительная линия промежуточной станции — [Л.Г.Суменко. Англо русский словарь по информационным технологиям. М.: ГП ЦНИИС, 2003.] Тематики информационные технологии в целом Синонимы соединительная линия промежуточной станции EN tandem… …   Справочник технического переводчика

• TTTN — Tandem Tie Trunk Network …   Acronyms

• TTTN — Tandem Tie Trunk Network …   Acronyms von A bis Z

• Number 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… …   Wikipedia