Abstract: A routing device includes means for executing a function of translation between at least one address of a first network and at least one address of a second network; means for receiving an association request from a terminal of said first network; means for generating a second request by substituting a source address in the association request by an address of the routing device in the second network; means for sending the second request to an address translation server of the second network; and means for sending said terminal, in response to said association request, a response received from said address translation server in response to sending said second request.

Abstract: A routing device includes means for executing a function of translation between at least one address of a first network and at least one address of a second network; means for receiving an association request from a terminal of said first network; means for generating a second request by substituting a source address in the association request by an address of the routing device in the second network; means for sending the second request to an address translation server of the second network; and means for sending said terminal, in response to said association request, a response received from said address translation server in response to sending said second request.

Abstract: A telephone caller reception system for use by subscribers when they are unavailable. According to the invention said system comprises a data server (11) containing an electronic diary specific to the subscriber, an interface (22,22,23) for providing the subscriber with access to the data server (11) for consulting and updating data, a voice server (12) including a reception service capable, in conjunction with the electronic diary, of composing messages to callers concerning the availability of the subscriber, and means (22,24) for providing a caller with access to the voice server (12). Application to telephone services.