Patent ID: 8700783

Claim:
A communication control system that connects an internal telephone device in an internal network and an external telephone device provided outside the internal network, the internal network being formed with the internal device and a web terminal device that is separate from the internal telephone device and that performs various communications, the communication control system comprising: an internal information storage module that stores an identifier for uniquely identifying the web terminal device, the identifier being associated with internal connection destination information that indicates information for connecting to the internal telephone device; an external information storage module that stores a device ID for uniquely identifying the external telephone device, the device ID being associated with external connection destination information that indicates information for connecting to the external telephone device; an access responding module that transmits the device ID stored in the external information storage module to the web terminal device, upon receipt of an access request from the web terminal device; an external information acquiring module that acquires, from the external information storage module, the external connection destination information corresponding to the notified device ID transmitted from the access responding module, when notified that the device ID is selected by a clicking operation on the web terminal device indicating that a user of the web terminal device has selected to make a telephone call to the external telephone device; an internal information identifying module that identifies the internal connection destination information that is associated with the identifier of the web terminal device selecting the device ID and is stored in the internal information storage module, when notified that the device ID transmitted from the access responding module is selected by the web terminal device; a first transmitting module that makes a call to the internal telephone device, using the internal connection destination information identified by the internal information identifying module; a second transmitting module that makes a call to the external telephone device, using the external connection destination information acquired by the external information acquiring module, upon receipt of a response from the internal telephone device called by the first transmitting module; and a connection establishing module that establishes a connection between the internal telephone device called by the first transmitting module and the external telephone device called by the second transmitting module, upon receipt of a response from the external telephone device called by the second transmitting module.