Telephone, control method therefor, provisioning server, and control method therefor

Abstract

There is provided a telephone that is capable of accessing a memory for storing subscription information that includes a phone number. The telephone comprises, among other things: a searching unit that searches the memory for second subscription information that is different from the first subscription information selected by the selecting unit; an obtaining unit that obtains a first phone number included in the first subscription information and transfer source information that enables a call transfer server of a network operator associated with the second subscription information to identify a second phone number included in the second subscription information; and a sending unit that sends, to the call transfer server, a call transfer request for requesting the network operator to transfer a call addressed to a phone number, which is identified by the call transfer server based on the transfer source information, to the first phone number.