| 摘要 |
PROBLEM TO BE SOLVED: To make it possible to re-select an optimum gateway when user equipment (UE) connects to an external network from an in-zone area.SOLUTION: A communication method for a communication system having a SIPTO function uses a mobility management device which transmits a deactivation request to user equipment when determining that rearrangement of a gateway is necessary depending on movement of the user equipment and, accompanying the transmission of the deactivation request, selects a new gateway suitable for a position of the user equipment so that the user equipment is connected using more efficient path. |
