Patent ID: 7949119

Claim:
A telephone exchange system, comprising: a first telephone exchange apparatus; a second telephone exchange apparatus which is connected to the first telephone exchange apparatus via a first communication network; a computer apparatus which establishes a communication link with the first telephone exchange apparatus via the first communication network and executes a part of function regarding exchange processing by the first and the second telephone exchange apparatuses; a second communication network which connects among a plurality of telephone terminals and the first and the second telephone exchange apparatuses; a communicator which connects a telephone terminal of a request source to the first telephone exchange apparatus via the second communication network, to communicate a control message necessary for executing a service using the computer apparatus via the first communication network between the first telephone exchange apparatus and the computer apparatus, when a request for the service using the computer apparatus is generated from the telephone terminal; and a controller which executes the service based on a communication result by the communicator.