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2002 Prentice Hall
2
Communication á la Modem
A
modem
is a hardware device
that connects a computer’s serial
port to a telephone line (for
remote access).
May be internal on the system
board or external modem sitting
in a box linked to a serial port.
Modem transmission speed is
measured in bits per second (bps)
and generally transmit at 28,000
bps to 56.6K bps