messaging, protocol (POP) A
protocol designed to allow
server. The POP server might be a computer with a permanent
Internet connection whereas its clients might only connect
to it occasionally, e.g. by
modem.
There are (in 1994) three versions: POP, POP2, and
POP3.
Later versions are NOT compatible with earlier ones.
[Details?]
(1997-03-06)