9. Wireless Network Glossary
AirLive AirMax5N User’s Manual
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Encryption
Encoding data to prevent it from being read by unauthorized people. The common wireless
encryption schemes are WEP, WPA, and WPA2.
ESSID (SSID)
The identification name of an 802.11 wireless network. Since wireless network has no
physical boundary liked wired Ethernet network, wireless LAN needs an identifier to
distinguish one network from the other. Wireless clients must know the SSID in order to
associate with a WLAN network. Hide SSID feature disable SSID broadcast,
so users must know the correct SSID in order to join a wireless network.
Firewall
A system that secures a network and prevents access by unauthorized users. Firewalls can
be software, router, or gateway. Firewalls can prevent unrestricted access into a network,
as well as restricting data from flowing out of a network.
Firmware
The program that runs inside embedded device such as router or AP. Many network
devices are firmware upgradeable through web interface or utility program.
FTP
File Transfer Protocol. A standard protocol for sending files between computers over a
TCP/IP network and the Internet.
Fragment Threshold
Frame Size larger than this will be divided into smaller fragment. If there are interferences
in your area, lower this value can improve the performance. If there are not, keep this
parameter at higher value. The default size is 2346. You can try 1500, 1000, or 500 when
there are interference around your network.
Full Duplex
The ability of a networking device to receive and transmit data simultaneously. In wireless
environment, this is usually done with 2 or more radios doing load balancing.
