SESSION ESTABLISHING APPARATUS, SESSION ESTABLISHING METHOD, AND SESSION ESTABLISHING PROGRAM

摘要

A session establishing device (1) includes a storage (12) that stores therein establishment-finished information and under-establishment information in a manner associated with each other with respect to each session used by a terminal(2); an information determining unit(11) that, when having received a session start request from a terminal, determines whether under-establishment information corresponding to the session indicates not in the process of establishment when there is a session whose establishment-finished information indicates not-yet-established in the storage and there is a not-yet-established session; an assignment control unit(13) that, when the under-establishment information corresponding to the session indicates not in the process of establishment, assigns the session to the terminal which issued the session start request; and an information registering unit(14) that, when the session has been assigned to the terminal, registers session identifying information and terminal identifying information in a manner associated with the session and changes content of the under-establishment information corresponding to the session to in the process of establishment.