Publications

The large solar activity in mid-July 2000 produced a severe geomagnetic storm at Earth during the last half of 15 July universal time.

Customer Service Center Interface By H. A. BODNER, D. R. JOHNSON, and W. E.

The three Dial-In protocols in Transaction Network (TN) range from a simple protocol with no transmission error recovery capabilities to a more complex protocol which includes error recovery and ri

Transaction Network Service and the equipment and operational programs developed to implement the message switch communications system which provides the service are described in Refs. 1 to 4.

Data communications began to gain momentum around 1962 with data transmission channels provided over the voice network using both switched and private line facilities.

A field trial was conducted in the state of Ohio in late 1973 to establish the market potential for a Transaction telephone.

Transaction Network Service as described in an accompanying paper 1 provides the means of transmitting messages among a number of different Transaction telephones or terminals and Customer Service

During the past few years, the Bell System has been actively engaged in developing new offerings to satisfy the unique communication needs of financial and retail establishments.

The stored program for the Transaction Network (TN) directs the operation of equipment that provides switched communications of short data messages between terminals and Customer Service Centers an

Transaction Network Service By W. G. HEFFRON, Jr. and N. E.