| 摘要 |
PROBLEM TO BE SOLVED: To provide a bidirectional dialogue system capable of flexibly dealing with a system change, with a structure to optimize session establishment between a client terminal and a conference server that constitutes the system.SOLUTION: An entry server 30 for managing session establishment between each conference server and client terminals 21A-21C in a unified manner is provided separately from conference servers 20A-20C. For a client terminal that requests the entry server to establish a session, the entry server selects a conference server to establish the session, on the basis of at least position information of the client terminal of interest. |
