Abstract:

Discusses the construction of hardware and software for customer point of contact for special purposes, the operator node interaction dialog box in the mode of sending and receiving messages, direct two-way negotiations. Describes the functionality of the site, its hardware and a list of the main data structures. Provides a formal description model of subscriber terminal in the notations of extended Petri nets. Are fragments of concrete datalogical implementations of individual program of formal language templates subscription protocol document exchange.

Keywords: post office, telegraph device, communication facilities, documentary exchange