Post Office Protocol
Post Office Protocol
[¦pōst ‚ȯf·əs ′prōd·ə‚ku̇l]Post Office Protocol
(messaging, protocol)The POP server might be a computer with a permanent Internetconnection whereas its clients might only connect to itoccasionally, e.g. by modem.
There are (in 1994) three versions: POP, POP2, and POP3.Later versions are NOT compatible with earlier ones.