| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a communication system that can transmit a telephone number of a sender. SOLUTION: A CPU 11 of a 1st Internet FAX transmits information denoting a telephone number of its own facsimile I/F 18 and attached to an electronic mail together with an image via the Internet. A 2nd Internet FAX receives this electronic mail, a CPU 11 of the 2nd Internet FAX detects the information denoting the telephone number from the electronic mail and transmits the information denoting the telephone number together with the image as a caller identification number to a G3 FAX via a telephone line in this communication system.</p> |
