User's Manual Part 2

47
A D S L M o d e m
M a n u a l
P O T S ( P l a n e O l d T e l e p h o n e S e r v i c e )
Traditional analog telephone service using c opper telephone lines. Pronounced "pots." See
also PSTN
.
T C P / I P ( T r a n s m i s s i o n C o n t r o l P r o t o c o l / I n t e r n e t P r o t o c o l )
The basic protocols used on the Internet. TC P is responsible for dividing data up into pac kets
for delivery and reassembling them at the destination, while IP is responsible for delivering the
packets from sourc e to destination. When TCP and IP are bundled with higher- level
applications such as HTTP, FTP, Telnet, etc., TC P/IP refers to this whole suite of protocols.
T e l n e t
An interactive, c harac ter- based program used to access a remote c omputer. While HTTP (the
web protoc ol) and F TP only allow you to download files from a remote computer, Telnet allows
you to log into and use a computer from a remote location.
R o u t i n g
Forwarding data between your network and the Internet on the most efficient route, based on
the data’ s destination IP address and c urrent network conditions. A device that performs
routing is called a router.
W W W ( W o r l d W i d e W e b )
A lso called (the) Web. Collective term for all web sites anywhere in the world that can be
accessed via the Internet.
S p l i t t e r
A device that splits off the voice component of the DSL signal to a separate line, so that data
and telephone service eac h have their own wiring and jacks. The splitter is installed by your
telephone company where the DSL line enters your home. The C O also contains splitters that
separate the voice and data signals, sending voice to the PS TN and data on high- speed lines
to the Internet. See also C O, PSTN, splitterless, microfilter .