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GA27-3051.()
Systems
GA27-30S1-0
Introduction to the IBM 3705
Systems Communications Contr041er
Preface
The IBM 3705 Communications Controller is a transmISSIOn control unit that is
controlled by a program resident in it. The 3705 has all the capabilities of previous IBM
transmission control units and also assumes line-control and processing responsibilities
formerly allocated to a teleprocessing access method.
This publication contains introductory information on both the hardware and the program
components of the 3705. Any user or potential user of the 3705, including management,
programmers, operators, and maintenance personnel, should be familiar with the contents
of this manual. The only prerequisite for this manual is an understanding of basic
teleprocessing operations.
The manual is divided into five sections: