Tag Archives: CBBS

Sysops’ Corner: The History of BBSing

  History of BBSing  1962  AT&T introduces the first modem the Bell 103 (at 300 baud).  1977  April: Dennis C. Hayes begins selling PC modem products.  August: Ward Christensen writes MODEM.ASM, which becomes XMODEM, the first binary file transfer protocol.  1978  … Continue reading

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