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Exchange system and method of connecting calls in said exchange system

  • US 5,408,527 A
  • Filed: 11/10/1993
  • Issued: 04/18/1995
  • Est. Priority Date: 06/28/1989
  • Status: Expired due to Term
First Claim
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1. An exchange system, to which a plurality of extension terminals are connected, for connecting a network to any of said plurality of extension terminals upon an incoming-call from the network, incoming call information which includes at least first extension terminal information which designates a first extension terminal and attribute information which indicates a communication attribute, said exchange system comprising:

  • memory means for storing second extension terminal information which designates a second extension terminal in correspondence with the communication attribute; and

    calling means for calling the second extension terminal designated by the second extension terminal information stored in said memory means if the first extension terminal is busy.

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