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C
Category 3, 4, 5
Collision
Collision Domain
CSMA/CD
D
DHCP
DNS
Glossary
Communication cabling standards refer-
ring to the quality of the transmission
medium and whether or not the cable in-
cludes transmission shielding.
Simultaneous data transmission on a net-
work medium, resulting in a garbled (and
unreadable) transmission. See
"CSMA/CD."
A section of a network isolated from other
sections by a switch, bridge, or hub that
detects and resolves collisions locally so
that there is less impact on the entire net-
work.
Carrier Sense Multiple Access with Colli-
sion Detection; a network communications
protocol in which each transmission source
(i.e., station, server, switch, etc.) monitors
the main data channel for traffic before
and
during
transmission when the data channel is in
use.
Dynamic Host Configuration Protocol.
DHCP is a protocol that allows IP ad-
dresses to be dynamically assigned as
computers are turned on.
Domain Name Service.
internet DNS servers map site names (also
Internet Server User's Guide
transmission,
DNS entries on
postponing
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