| 摘要 |
This private branch exchange includes a first communication portion acquiring connection target specifying information related to a connection target from a portable terminal, a second communication portion allowing telephone communication between a fixed telephone corresponding to the portable terminal and the connection target, and a control portion making a call to the connection target on the basis of the connection target specifying information and ringing the fixed telephone corresponding to the portable terminal from which the connection target specifying information has been acquired. |
