P
continued
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POP (Point of Presence)
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The physical location of a
major access point to the
Internet. A small city might
only have one point of
presence to which all the
ISPs in the town connect. |
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POP3 (Post Office Protocol)
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Post office protocol 3 is a
set of rules that makes it
possible for e-mail to be
sent from one machine to any
other machine. It is the
standard protocol for
receiving mail. |
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Port |
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First and most frequently, a
port is where information
goes into and/or out of a
computer, such as the serial
port on a PC. Secondly, a
"port" often refers to the
number appearing after the
colon (:) in a domain name,
such as
http://www.example.com:7000/.
Thirdly, to "port" something
refers to translating a
piece of software from one
computer platform to another
(for example, from Windows
to Macintosh). |
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PPP (Point-to-Point Protocol) |
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The protocol that allows a
computer to use a phone line
and a modem to make TCP/IP
connections and connect to
the Internet. |
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Protocol |
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Computer rules that
provide uniform
specifications so
that all computer
hardware and
operating systems
can communicate with
each other.
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