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Appendix E: Glossary
Wireless-G PCI Adapter
RADIUS
(
R
emote
A
uthentication
D
ial-
I
n
U
ser
S
ervice) - A protocol that uses an authentication server to control
network access.
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.
Server
- Any computer whose function in a network is to provide user access to files, printing, communications,
and other services.
Software
- Instructions for the computer. A series of instructions that performs a particular task is called a
"program".
Spread Spectrum
- Wideband radio frequency technique used for more reliable and secure data transmission.
SSID
(
S
ervice
S
et
ID
entifier) - Your wireless network's name.
Subnet Mask
- An address code that determines the size of the network.
Switch
- 1. A data switch that connects computing devices to host computers, allowing a large number of
devices to share a limited number of ports. 2. A device for making, breaking, or changing the connections in an
electrical circuit.
TCP
(
T
ransmission
C
ontrol
P
rotocol) - A network protocol for transmitting data that requires acknowledgement
from the recipient of data sent.
TCP/IP
(
T
ransmission
C
ontrol
P
rotocol/
I
nternet
P
rotocol) - A set of instructions PCs use to communicate over a
network.
TKIP
(
T
emporal
K
ey
I
ntegrity
P
rotocol) - a wireless encryption protocol that provides dynamic encryption keys for
each packet transmitted.
Topology
- The physical layout of a network.
WEP
(
W
ired
E
quivalent
P
rivacy) - A method of encrypting network data transmitted on a wireless network for
greater security.
WPA
(
W
i-Fi
P
rotected
A
ccess) - a wireless security protocol using TKIP (Temporal Key Integrity Protocol)
encryption, which can be used in conjunction with a RADIUS server.