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GLOSSARY
MAC address
Media Access Control (MAC) address. A 48-bit identification number of a network
card that generally cannot be changed. Shown as a hexadecimal number.
NAT
Network Address Translation (NAT). Method to convert (mostly private) IP address-
es of a network to other (mostly public) IP addresses of another network.
Network adapter
Another word for Network card. The network card is the device that establishes the
connection between the network (wireless or wired) and the computer
Network name
See ‘SSID’, below.
Port
Describes an interface between the operating system, applications and the
Internet.
SMTP
Simple Mail Transfer Protocol. E-mail programs use SMTP to transmit data to the
mail server. It then forwards the e-mail via intermediate stations to the recipient’s
mail server.
SSID
Service Set Identifier; network name in WLAN which allows stations in the WLAN to
find the correct access point.
TCP/IP
Transmission Control Protocol / Internet Protocol; this is the transport protocol on
which the data transmission on the Internet is based.
UMTS
Universal Mobile Telecommunication System. A global standard for third genera-
tion (3G) mobile technology. UMTS in its initial phase offers bit rates of up to 384
kbps, both up-link and down-link.
URL
Uniform Resource Locator is an Internet address, such as www.google.com.
WAN
Wide Area Network is a network mainly working across great distances.
WEP
Wired Equivalent Privacy; describes a 64 or 128 bit encryption process used for wire-
less LANs.
WLAN
Wireless Local Area Network is a remote technology for wireless networking.
WPA
Wi-Fi Protected Access is a 256-bit encryption method for a WLAN.
WPA2
A more secure version of WPA with implementation of the 802.11i standard.
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