System for expanding capacity of a telephone exchange network

Details System for expanding capacity of a telephone exchange network System for expanding capacity of a telephone exchange network

H - Electricity

04

M

H04M 3/00 (2006.01) H04M 3/42 (2006.01) H04M 3/50 (2006.01) H04M 11/04 (2006.01) H04M 11/06 (2006.01)

Patent

CA 2404181

-16- A method is provided for expanding capacity of an exchange network of a telephone system when the exchange network includes a plurality of existing communication ports arranged to selectively communicate with one another, each existing communication port being associated with a telephone number of a finite set of telephone numbers. The method includes providing a plurality of auxiliary communication ports arranged to selectively communicate with the existing communication ports which are identified by a serial number only so as not to be directly associated with any telephone numbers of the finite set of telephone numbers. Communicating devices connected to the existing communication ports which are not required to directly receive incoming telephone calls are reconnected to the respective auxiliary communication ports.

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