Carbon Copy was "a remote control/communications program" with for-its-day advanced features for remote screen sharing, background
file transfer File transfer is the transmission of a computer file through a communication channel from one computer system to another. Typically, file transfer is mediated by a communications protocol. In the history of computing, numerous file transfer protocol ...
, and "movable chat windows".
Overview
The ''New York Times'' described it thus: "you can sit at the console of either machine and call up
the programs and files stored on the other".
''
Computerworld
''Computerworld'' (abbreviated as CW) is an ongoing decades old professional publication which in 2014 "went digital." Its audience is information technology (IT) and business technology professionals, and is available via a publication website ...
'' called it "a package that mirrors every action a user takes on two connected PCs".
Part of its user base was acquired via inclusion as bonus software for a
modem
A modulator-demodulator or modem is a computer hardware device that converts data from a digital format into a format suitable for an analog transmission medium such as telephone or radio. A modem transmits data by Modulation#Digital modulati ...
that could communicate at "
300
__NOTOC__
Year 300 (Roman numerals, CCC) was a leap year starting on Monday (link will display the full calendar) of the Julian calendar. At the time, it was known as the Year of the Consulship of Constantius and Valerius (or, less frequently, ...
, 1200 and 2400 baud."
Carbon Copy's vendor, Meridian Technology, was acquired by
Microcom
Microcom, Inc., was a major modem vendor during the 1980s, although never as popular as the "big three", Hayes, U.S. Robotics (USR) and Telebit. Nevertheless, Microcom holds an important place in modem history for introducing the MNP error-co ...
in early 1988, and accepted tax credits to move software duplication and
packaging of ''Carbon Copy'' to Puerto Rico. Meridian had a British subsidiary, also acquired by Microcom.
History
''
Computerworld
''Computerworld'' (abbreviated as CW) is an ongoing decades old professional publication which in 2014 "went digital." Its audience is information technology (IT) and business technology professionals, and is available via a publication website ...
'' covered the flow of features and newer releases: 3.0 (1986), 1987, 1989. By 1991, although Version 5.2.2 was still actively marketed, Version 6.0 was released to coincide with the release of MS/DOS 5.0.
By 1994, DOS versions topped out at 6.0, and the 2.0 version of ''Carbon Copy Plus for Windows'' was available.
See also
*
BLAST (protocol)
BLAST (BLocked ASynchronous Transmission), like XMODEM and Kermit, is a communications protocol designed for file transfer over asynchronous communication ports and dial-up modems that achieved a significant degree of popularity during the 1980 ...
*
Kermit (protocol)
Kermit is a computer file transfer/management protocol and a set of communications software tools primarily used in the early years of personal computing in the 1980s. It provides a consistent approach to file transfer, terminal emulation, scrip ...
References
History of software
History of telecommunications
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