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Appendix E: Glossary
Wireless-G Broadband Router with 2 Phone Ports
IPCONFIG
- A Windows 2000 and XP utility that displays the IP address for a particular networking device.
IPSec
(
I
nternet
P
rotocol
Sec
urity) - A VPN protocol used to implement secure exchange of packets at the IP layer.
ISM band
- Radio bandwidth utilized in wireless transmissions.
ISP
(
I
nternet
S
ervice
P
rovider) - A company that provides access to the Internet.
LAN
- The computers and networking products that make up your local network.
LEAP
(
L
ightweight
E
xtensible
A
uthentication
P
rotocol) - A mutual authentication method that uses a username
and password system.
MAC
(
M
edia
A
ccess
C
ontrol)
Address
- The unique address that a manufacturer assigns to each networking
device.
Mbps
(
M
ega
B
its
P
er
S
econd) - One million bits per second; a unit of measurement for data transmission.
mIRC
- An Internet Relay Chat program that runs under Windows.
Multicasting
- Sending data to a group of destinations at once.
NAT
(
N
etwork
A
ddress
T
ranslation) - NAT technology translates IP addresses of a local area network to a different
IP address for the Internet.
NAT
(
N
etwork
A
ddress
T
ranslation)
Traversal
-A method of enabling specialized applications, such as Internet
phone calls, video, and audio, to travel between your local network and the Internet. STUN is a specific type of
NAT traversal.
Network
- A series of computers or devices connected for the purpose of data sharing, storage, and/or
transmission between users.
NNTP
(
N
etwork
N
ews
T
ransfer
P
rotocol) - The protocol used to connect to Usenet groups on the Internet.
Node
- A network junction or connection point, typically a computer or work station.
OFDM
(
O
rthogonal
F
requency
D
ivision
M
ultiplexing) - Frequency transmission that separates the data stream
into a number of lower-speed data streams, which are then transmitted in parallel to prevent information from
being lost in transit.
Packet
- A unit of data sent over a network.