Communication method and system between a calling equipment and a called equipment via a telephone exchange.

摘要

A method of establishing a telephone communication between a calling equipment (PT; MT; TC) and a called equipment (PT'; ST; TC'; RE) linked to a line (LP) of an automatic exchange (A) comprises the following steps: a first device (100) capable of reading a user identifier is provided on the caller's line (LT), a second device (200) is provided, linked to another line from the automatic exchange, the user identification is read in the device (100), a communication is established between the devices (100, 200) in order to identify and/or authenticate the user, if this operation is successful, the call is transferred to the called party, and the device (200) is hung up. <IMAGE>