Ericsson W21 - Manual (Page 77)

Glossary
Glossary
802.11b
An IEEE standard for a wireless network that
operates at 2.4 GHz with rates up to 11
Mbps.
Association
Describes the establishment and
maintenance of a wireless link between
devices. (If security is enabled, the devices
cannot do anything but exchange security
credentials with this link). See Authentication.
802.11g
An IEEE standard for a wireless network that
operates at 2.4 GHz with rates up to 54
Mbps.
Authentication
The processthat occurs after association to
verify the identity of the wireless device or
end user and allow access to the network.
2G – Second Generation
The second generation wireless
communications technology, introducing
digital voice encoding. Low speed data
services are supported.
Broadcasting
To simultaneously send the same message to
multiple recipients.
3G – Third Generation
The third generation wireless communications
technology. 3G includes enhanced voice,
data, and video capabilities, improved
availability, broad bandwidth and high speed.
CDMA – Code Division Multiple Access
A general term describing mobile air interface
technologies based on “spread spectrum”
digital radio access methods, offering benefits
including increased capacity, quality and
security. CDMA is fundamental to 3G mobile
systems.
ALG – Application Layer Gateway
An ALG provides a translation and
transportation service for an Internet
application.
Channel
A channel determines the radio frequency
used by an access point to pass data traffic to
wireless clients. Available channels depend
on region specific regulations.
AES – Advanced Encryption Standard
An encryption method used by WPA2. AES
offers a high level of security and is approved
for sensitive corporate and government data
transmission.
CIFS – Common Internet File System
See SMB.
AP – Access Point
An Internet device that seamlessly connects
wired and wireless networks. Access points
attached to a wired network support the
creation of multiple radio cells that enable
roaming throughout a facility.
DHCP – Dynamic Host Configuration
Protocol
A protocol used by networked computers
(clients) to obtain IP addresses and other
parameters such as the default gateway,
subnet mask, and IP addresses of DNS
servers from a DHCP server.
APN – Access Point Name
A reference to the Internet access point of an
Service provider.
DHCP server
A configuration server, capable of configuring
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