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Mbps

Mega (million) bits per second.

mail server

A computer system and associated software that offer an electronic service analogous to that provided by a national postal service. Users may send or forward electronic mail messages to anyone else served by the system and accumulate messages in a ?mailbox.?

medium

A person, mechanism, electronic pathway, or other means of conveying information from one point to another.

megabit per second

One million bits per second.

message

An ordered collection of data that is intelligible to the sender and to the recipient.

message numbering

A method of ensuring that messages are in correct order at the receiving station, for detecting lost messages, for acknowledging the reception of correct messages (see cyclic redundancy check ), and for requesting the retransmission of specific messages that were damaged in transit or lost.

metropolitan area network

A data communications network that spans the area of a township, provides network high-bandwidth communication over moderately inexpensive media (generally an installed CATV system using coaxial cable), may provide a switching capability, and is usually provided to all users for a subscription fee by a cable television company or a common carrier.

microprocessor

A computer whose central processing unit, and often some memory and miscellaneous control circuitry, is implemented in a single integrated circuit.

microsecond

One-millionth of a second.

millisecond

One-thousandth of a second.

modem

An acronym made from the words modulator and demodulator. A device that uses digital data to alter a signal that can be transmitted over...

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