How to prevent overseas / out-of-area facsimile transmission

摘要

The present invention relates to a method of preventing facsimile transmissions from abroad and outside, and conventionally, when a large number of people such as a public institution or a corporation use the facsimile machine, it is difficult for anyone to use the facsimile machine to control the facsimile machine.;Therefore, in order to solve the problems of the related art, the present invention allows confidentiality, communication cost reduction, and communication control by allowing a plurality of users to share passwords only in a limited number of public places, government offices,