| 摘要 |
In order to contact a user who owns a mobile terminal (TM), who is the recipient of a call from a calling user's communicating device (DCa) to the mobile terminal and who cannot be reached by means of the mobile terminal over a telecommunications network (RT), a communication server (SC) determines a level of urgency of the call, determines a list of third-party users who may be placed in contact with the calling user, based on the social relationship between the called user and each third-party user, on geolocation data (Dg) related to the called user and related to third-party users, and on the call's level of urgency, and establishes a call between the calling user at least one third-party user on the list. |
