| 摘要 |
According to one embodiment, a telephone exchange apparatus includes a recorder which records processing record information in relation to a processing history of the communication information on a first recording medium, a connector which connects a second recording medium differing from the first recording medium, a detector which detects the fact that a recorded information quantity in the first recording medium has reached a reference value, and a controller which transfers and records the processing record information in the first recording medium to and on the second recording medium, when the fact that the recorded information quantity in the first recording medium has reached the reference value.
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