FIELD: information technology.
SUBSTANCE: message on the person of the called user is first generated in the device of the called user and transmitted to a telephone network. Messages generated in the device of the called user are received in the telephone network. The message on the person of the called user and the telephone number of the device of the called user are stored in a database. A message on the person of the called user is then generated in the device of the calling user. A message on the person of the calling user is generated and the generated messages are sent to the telephone network. The telephone number of the device from which the message came is determined in the telephone network. The message on the person of the called user, received from the device of the calling user, is compared with previously received messages on the person of the called user. If the comparison result is positive, the telephone number of the device of the called user is retrieved from the database; a communication channel is established between the telephone network and the device of the called user; a communication channel is established between devices of the called and calling users, wherein in the device of the called user, the message on the person of the called user is generated in accordance with a defined form of presenting data; in the telephone network, after a positive result of comparing the message on the person of the called user, received from the device of the calling user, with messages on the person of the called user previously received from devices of called users, first the form of presentation of data in the message on the person of the called user is compared with the form of presentation of data in the message on the person of the calling user; in case of a match, the telephone number of the device of the called user is then retrieved from the database and a communication channel is established between devices of the called and calling users.
EFFECT: creating conditions for widening the range of communication services and protecting the user from anonymous or undesirable communication sessions.
9 cl, 1 dwg
