User Manual

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C
Cable modem
A device that allows you to connect a computer up to a coaxial cable and receive Internet
access from your Cable provider
CardBus
A newer version of the PC Card or PCMCIA interface. It supports a 32-bit data path, DMA, and
consumes less voltage
CAT 5
Category 5. Used for 10/100 Mbps or 1Gbps Ethernet connections
Client
A program or user that requests data from a server
Collision
When do two devices on the same Ethernet network try and transmit data at the exact same
time.
Cookie
Information that is stored on the hard drive of your computer that holds your preferences to the
site that gave your computer the cookie
D
Data
Information that has been translated into binary so that it can be processed or moved to
another device
Data Encryption Standard
Uses a randomly selected 56-bit key that must be known by both the sender and the receiver
when information is exchanged
Database
Organizes information so that it can be managed updated, as well as easily accessed by users
or applications.
Data-Link layer
The second layer of the OSI model. Controls the movement of data on the physical link of a
network
DB-25
A 25 ping male connector for attaching External modems or RS-232 serial devices
DB-9
A 9 pin connector for RS-232 connections
dBd
Decibels related to dipole antenna
dBi
Decibels relative to isotropic radiator