User Manual

Table Of Contents
Version 1.1 - 01/04/00 83
Glossary
A
agent
In a SNMP context, the agent runs on each unit. An agent accepts configuration
commands from the manager and collects network and terminal information specified in
the MIB.
antenna
A device which takes electromagnetic energy from a circuit or wire and radiates it into
space rather than confining it.
antenna gain
Gain of the antenna over a dipole (dBd) or theoretical (dBi).
attenuation
Any loss in signal strength, due to resistance, absorption, capacitance, or any characteristic
of the medium or design of the system.
B
bandwidth
The span in hertz, that the information-bearing signal occupies or requires, or the
difference in hertz between the lowest and highest frequencies of a band.
baud
A measurement unit which defines the number of symbols per second (or signaling units
per second).
BER
Bit Error Rate. A percentage of bits per million, showing the number of bits in error
compared to the data bits actually sent.