Glossary - 6 MC55 User Guide
O
Open System Authentication. Open System authentication is a null authentic ation algorithm.
P
PAN . Personal Area Network. Using Bluetooth wireless technology, PA Ns enable devices to communicate wirelessly.
Generally, a wireless PAN consists of a dynamic group of less than 255 devices that communicate within about a 33-foot
range. Only devices within this limited area typically participate in the networ k.
PING. (Packet Internet Groper) An Internet utility used to determine whethe r a particular IP address is online. It is used to
test and debug a network by sending out a packet and waiting for a response.
Q
QWERTY. A standard keyboard commonly used on European keyboards. “QWERTY” refers to the arrangement of keys on
the top row of keys.
QWERTZ. A standard keyboard commonly used on German keyboards. “QWERTZ” refers to the arrangement of keys on
the top row of keys.
R
RAM. Random Access Memory. Data in RAM can be accessed in random o rder, and quickly written and read.
RF. Radio Frequency.
ROM. Read-Only Memory. Data stored in ROM cannot be changed or removed.
Router. A device that connects networks and supports the required protocols for packet filtering. Routers are typically used
to extend the range of cabling and to organize the topology of a network into su bnets. See Subnet.
S
Scanner. An electronic device used to scan bar code symbols and produce a digitiz ed pattern that corresponds to the bars
and spaces of the symbol. Its three main components are: 1) Light source (laser or p hotoelectric cell) - illuminates a bar
code,; 2) Photodetector - registers the difference in reflected light (more li ght reflected from spaces); 3) Signal
conditioning circuit - transforms optical detector output into a digitized bar pattern.
SDK. Software Development Kit
Shared Key. Shared Key authentication is an algorithm where both the AP and the MU share an authentication key.