Information system for a private branch exchange

摘要

the invention concerns a system for a fernsprechnebenstellenanlage (1) with branches (b1, b5), a switch (2) for manual placement and a durchwahlmu00f6glichkeit lead with a durchwahlkennzeichen failed to call directly to the branches.according to the invention is of a pabx telephone system, to a large extent, with the help of a erfindungsgemu00e4u00dfen system controlled by a database (21) to maintain statusdaten of nebenstellenteilnehmern and steuerungseinrichtung (20) aufwe is the database (21) and a sprachansageeinheit (22) is connected.the steuerungseinrichtung leads, as stored in the database statusdaten the caller information in a linguistic form to be transmitted.when a dialing number does not answer or a substation, the cause of absence is encoded, read the steuerungseinrichtung (20) of the database which is the cause of the absence of the person and the sprachansageeinheit led (22), the caller automatically the ursach e in a linguistic form to communicate and, if desired, additional optionsas hinterlassung a message associated with a different number, or with the agency, to offer.