| 摘要 |
According to one embodiment, a server apparatus includes a communication management memory which stores a communication management table, in which the data IDs are associated with state information showing communication connection states among the plurality of data terminals, when the communication connections among the plurality of the data terminals are established, a determining unit to refer the communication management table, based on the data IDs associated with the telephone IDs included in the call information event in receiving the call information event and determine presence/absence of a change in the communication connection states among data terminals corresponding to the data IDs based on the reference result, and a controller to update state information corresponding to the data IDs in the communication management table and execute communication connections/disconnections among the relevant data terminals based on the updated state information.
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