| 摘要 |
It is characterized by a call center server equipped with selection means 55 connected to an exchange which forms a talk channel between an external line and a plurality of extension telephones and selects a call reception destination of the selected call from the external line, and sets up it as a call reservation destination, call reservation means 56 which associates the selected call from the external line with an extension telephone as the call reservation destination, and stores them as talk reserved call information, in storage means, and extension line control means 52 which transmits, on the occasion that an extension telephone of talk reserved call information became available to receive a call, such notification that a distribution waited call, which can not be received by this extension telephone, is allowed to be received, to the exchange.
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