ProSoft Technology RLX2-IHx Series User Manual page 244

Glossary of Terms
User Manual
Non-Occupancy Period
The time during which a radio cannot return to a frequency where radar was
detected. This time is typically 30 minutes. Typically a radio will not return to a
channel where radar was previously detected unless absolutely necessary.
Null Modem Cable
A specialty cross-communication cable with female connectors on each end used
for direct connection between DTE devices when no modems are present.
Commonly used as a quick and inexpensive way to transfer files between two
PCs without installing a dedicated network card in each PC.
P
Panel Antenna
An antenna type that radiates in only a specific direction. Panel antennas are
commonly used for point-to-point situations. Sometimes called Patch antennas.
Parabolic Antenna
An antenna type that radiates a very narrow beam in a specific direction.
Parabolic antennas offer the highest gain for long-range point-to-point situations.
Peer-to-Peer Network
Each radio in a Peer-to-Peer network has the ability to receive data from, and
transmit data to, any other radio in the network.
Point-to-Multipoint
A wireless network in which one device (the access point or Master Bridge)
serves multiple other devices associated to it.
Point-to-Point Network
A network consisting of a single Master radio and a single Remote radio.
Poll
A method of electronic communication.
Power Supply
A device that supplies electrical power to the I/O chassis containing the
processor, coprocessor, or other modules.
Protocol
The language or packaging of information that is transmitted between nodes on a
network.
Q
QoS
Quality of Service. Required to support wireless multimedia applications and
advanced traffic management. QoS enables Wi-Fi access points to prioritize
traffic and optimize the way shared network resources are allocated among
different applications.
R
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RLX2-IHx Series ♦ 802.11a, b, g, n
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