Method, Device And System For Registering A Terminal With A Communication Network

Abstract: The invention relates to a method for registering a terminal (1a) with a communication network (Res), the method being implemented in a management entity (UDM) following the receiving (101) of a message requesting registration of the terminal (1a) with said network (Res), the management entity (UDM) comprising at least one prior registration of said terminal (1a) with said communication network (Res). The method comprises determining (102) a number of active registrations, from among the at least one prior registration, according to at least one received response message (104b) in response to at least one sent request message (103) which comprises at least one datum associated with the at least one prior registration, and updating (105) the at least one prior registration according to the received message (101) requesting registration in the case that the determined number of active registrations is smaller than a maximum number of registrations for said terminal.

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