Cradlepoint ARC CBA850 Product Manual page 146

CBA850 | USER MANUAL Firmware version 5.4.0
CRADLEPOINT
Collision
When 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 for the site that issued the cookie.
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.
Data-Link layer
The second layer of the OSI model. Controls the movement of
data on the physical link of a network.
Database
Organizes information so that it can be managed, updated, and
easily accessed by users or applications.
DB-25
A 25-pin 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.
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dBi
Decibels relative to isotropic radiator.
dBm
Decibels relative to one milliwatt.
Decrypt
To unscramble an encrypted message back into plain text.
Default
A predetermined value or setting that is used by a program when
no user input has been entered for this value or setting.
Demilitarized zone
DMZ. A single computer or group of computers that can be
accessed by both users on the Internet as well as users on the
Local Network, but that is not protected by the same security as
the Local Network.
DHCP
Dynamic Host Configuration Protocol. Used to automatically
assign IP addresses from a predefined pool of addresses to
computers or devices that request them.
Digital certificate
An electronic method of providing credentials to a server in order
to have access to it or a network.
Direct Sequence Spread Spectrum
DSSS. Modulation technique used by 802.11b wireless devices.
DNS
Domain Name System. Translates Domain Names to IP
addresses.
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