H - Electricity – 04 – L
Patent
H - Electricity
04
L
H04L 12/24 (2006.01) H04L 12/26 (2006.01) H04L 27/26 (2006.01) H04M 3/22 (2006.01) H04M 11/06 (2006.01) H04L 12/12 (2006.01) H04L 29/06 (2006.01)
Patent
CA 2630103
According to one embodiment, a communication apparatus includes a receiver which receives a Dual Tone Multi Frequency (DTMF) signal for specifying a control request is transmitted from a management apparatus, the control request including connection destination information for specifying a management apparatus, the management apparatus is connected to the public network and remotely controls the communication process, a calculator which obtains a control request from the DTMF signal, and a controller which creates a session for management using a known protocol passable through the firewall with respect to the management apparatus based on the connection destination information included in the control request, and allows the management apparatus to execute a process based on contents of the control request.
Kaji Takanori
Sato Shuichi
Gowling Lafleur Henderson Llp
Kabushiki Kaisha Toshiba
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