English
A telephone line that is permanently available between two endpoints.
MAN
Metropolitan Area Network
MIME
The Multipurpose Internet Mail Extensions (MIME) defined in :rfc:`2045` are a set of extensions to the format of email messages that allow to use non-ASCII characters inside mail messages. A MIME message can be composed of several different parts each having a different format.
MIME document
A MIME document is a document, encoded by using the :term:`MIME` format.
minicomputer
A minicomputer is a multi-user system that was typically used in the 1960s/1970s to serve departments. See the corresponding Wikipedia article for additional information : https://en.wikipedia.org/wiki/Minicomputer
modem
A modem (modulator-demodulator) is a device that encodes (resp. decodes) digital information by modulating (resp. demodulating) an analog signal. Modems are frequently used to transmit digital information over telephone lines and radio links. See https://en.wikipedia.org/wiki/Modem for a survey of various types of modems
MSS
A TCP option used by a TCP entity in SYN segments to indicate the Maximum Segment Size that it is able to receive.
multicast
a transmission mode where an information is sent efficiently to `all` the receivers that belong to a given group
nameserver
A server that implements the DNS protocol and can answer queries for names inside its own domain.
NAT
A Network Address Translator is a middlebox that translates IP packets.
NBMA