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| main | organizations | goods and services | announcements | cities and countres | courses of currencies | sites | offer | advertising |
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tags equipment
, phone
office PBX (office telephone exchanges, private branch exchange (PBX), PBX) - ATS, designed for use within the organization. From the PBX, use the operator, notably the focus is on a small number of client numbers (usually less than a hundred, two hundred), the division of the telephone network to «internal» and «foreign». Depending on the type of phone can receive digital stream Hits total: 55 |
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