14
Appendix B: Glossary
High Gain 9dBi Omni-Directional Antenna
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.
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.
Passphrase
- Used much like a password, a passphrase simplifies the WEP encryption process by automatically generating the WEP encryption keys for Linksys
products.
PEAP
(
P
rotected
E
xtensible
A
uthentication
P
rotocol) - A mutual authentication method that uses a combination of digital certificates and another system, such as
passwords.
Ping
(
P
acket
IN
ternet
G
roper) - An Internet utility used to determine whether a particular IP address is online.
POP3
(
P
ost
O
ffice
P
rotocol
3
) - A standard mail server commonly used on the Internet.
Port
- The connection point on a computer or networking device used for plugging in cables or adapters.
PPPoE
(
P
oint to
P
oint
P
rotocol
o
ver
E
thernet) - A type of broadband connection that provides authentication (username and password) in addition to data
transport.
PPTP
(
P
oint-to-
P
oint
T
unneling
P
rotocol) - A VPN protocol that allows the Point to Point Protocol (PPP) to be tunneled through an IP network. This protocol is also
used as a type of broadband connection in Europe.
Preamble
- Part of the wireless signal that synchronizes network traffic.
RADIUS
(
R
emote
A
uthentication
D
ial-
I
n
U
ser
S
ervice) - A protocol that uses an authentication server to control network access.
RJ-45
(
R
egistered
J
ack
-45
) - An Ethernet connector that holds up to eight wires.
Roaming
- The ability to take a wireless device from one access point's range to another without losing the connection.
Router
- A networking device that connects multiple networks together.
RTS
(
R
equest
T
o
S
end) - A networking method of coordinating large packets through the RTS Threshold setting.
