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GLOSSARY
6110 Series Hand-Held Computer User’s Guide Glossary-9
internet
While a network, “internet” usually refers to a collection of
networks interconnected with routers. See also: network.
Internet
(Note the capital “I”.) The world’s largest internet,
including large national backbone nets (such as MILNET,
NSFNET, and CREN) and many regional and local
networks world-wide. The Internet uses the TCP/IP suite.
Networks with only Email connectivity are not considered
on the Internet.
IR
InfraRed. (see also: IrDA)
IrDA
A standard for InfraRed communications. An IrDA device
creates a connection between two devices or a device and a
network, without a physical connection, using signals
transmitted in the infrared spectrum.
KB (Kilobyte)
One thousand bytes.
LAN (Local Area Network)
A group of network devices in which each device can
communicate through a wired or wireless link. The wired
link may have several segments joined by repeaters and
bridges. The LAN is characterized by the relatively short
distance it is designed to cover, a high speed of operation,
and relatively low error rates. The geographic scope of
LANs is limited to thousands of feet or closely-spaced
building complexes.
Laser (Light Amplification by Stimulated Emission of Radiation)
A method of scanning that uses a coherent light consisting
of one frequency with high density of energy.
Layer
A modular portion of a stacked protocol that consists of one
or more semi-independent protocols. Each layer builds on