13. Wireless Network Glossary
AirLive AIRMAX2 User’s Manual
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TX Output Power
Transmit Output Power. The TX output power means the transmission output power of
the radio. Normally, the TX output power level limit for 2.4GHz 11g/b is 20dBm at the
antenna end. The output power limit for 5GHz 802.11a is 30dBm at the antenna end..
UDP
User Datagram Protocol. A layer-4 network protocol for transmitting data that does not
require acknowledgement from the recipient of the data.
Upgrade
To replace existing software or firmware with a newer version.
Upload
To send a file to the Internet or network device.
URL
Uniform Resource Locator. The address of a file located on the Internet.
VPN
Virtual Private Network. A type of technology designed to increase the security of
information transferred over the Internet. VPN creates a private encrypted tunnel from the
end user's computer, through the local wireless network, through the Internet, all the way to
the corporate network.
WAN
Wide Area Network. A communication system of connecting PCs and other computing
devices across a large local, regional, national or international geographic area. A WAN
port on the network device means the port (or wireless connection) that is connected to the
Internet side of the network topology.
WEP
Wired Equivalent Privacy. A wireless encryption protocol. WEP is available in 40-bit (64-bit),
108-bit (128-bit) or 152-bit (Atheros proprietary) encryption modes.
