Method and system for supporting service provision

摘要

A group management server receives, from a device joining an ad hoc group related to the provision of a service as a member thereof, a member registration request including communication information inclusive of a method for communication with the device becoming the member and registers the device in the ad hoc group. The group management server provides the communication information to a provider of the service in response to a request from the service provider. The service provider performs communication related to the provision of the service with each of members by using the communication information.