Mediation Server, Control Method Therefor, Subscription Information Managing Apparatus, Control Method Therefor, Subscription Management Server, and Control Method Therefor

摘要

There is provided a mediation server. The mediation server comprises, among other things, a device identity receiving unit configured to receive, from a communication device, a device identity which enables the communication device to connect to a network operated by a network operator associated with the mediation server, a login request sending unit configured to send, to the communication device, a login request for requesting login credentials for one of at least one user identity associated with the device identity, and a login credentials receiving unit configured to receive the login credentials from the communication device. The mediation server also comprises a subscription information relaying unit configured to obtain subscription information for use by the communication device from a selected network, and forward the obtained subscription information to the communication device.