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Appendix B: Glossary
High Gain 9dBi Omni-Directional Antenna
Firewall
- A set of related programs located at a network gateway server that protects the resources of a network from users from other networks.
Firmware
- The programming code that runs a networking device.
Fragmentation
-Breaking a packet into smaller units when transmitting over a network medium that cannot support the original size of the packet.
FTP
(
F
ile
T
ransfer
P
rotocol) - A protocol used to transfer files over a TCP/IP network.
Full Duplex
- The ability of a networking device to receive and transmit data simultaneously.
Gateway
- A device that interconnects networks with different, incompatible communications protocols.
Half Duplex
- Data transmission that can occur in two directions over a single line, but only one direction at a time.
Hardware
- The physical aspect of computers, telecommunications, and other information technology devices.
HTTP
(
H
yper
T
ext
T
ransport
P
rotocol) - The communications protocol used to connect to servers on the World Wide Web.
Infrastructure
- A wireless network that is bridged to a wired network via an access point.
IP
(
I
nternet
P
rotocol) - A protocol used to send data over a network.
IP Address
- The address used to identify a computer or device on a network.
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.
Important:
Always remember that each
device in your wireless network MUST
use the same encryption method and
encryption key or your wireless network
will not function properly.
