Glossary - DEV 2190 User Manual

User Manual DEV 2190
11

Glossary

AC
ARP
ASCII
CEST
CET
CPU
DA
DC
DWDM
HH
HL
IP
IRD
LED
LNB
M&C System
MAC
MIB
NE
NMS
NTP
OID
PC
RF
RU
SAT IF
SNMP
TCP
TCP/IP
TV
UDP
URL
UTC
VH
VL
100
Alternating Current
Address Resolution Protocol (cache)
American Standard Code for Information Interchange (character coding system)
Central European Summer Time
Central European Time
Central Processing Unit (the controller of the product, here installed as CPU module)
Distribution Amplifier
Direct Current
Dense Wavelength Division Multiplex (optical multiplexing technology)
Horizontal High (18 V, 22 kHz) (see also → HL, → VL, → VH):
Polarization/Band at the input of an IRD controlled switch and LNB power supply mode
Horizontal Low (18 V, 0 Hz) (see also → HH, → VL, → VH):
Polarization/Band at the input of an IRD controlled switch and LNB power supply mode
Internet Protocol
Integrated Receiver Decoder
Light Emitting Diode
Low Noise Block Converter
Management and Control System
Media Access Control (address) is the hardware address for the
unique identification of a device within a network.
Management Information Base
Network Element
Network Management System
Network Time Protocol
Object IDentifier
Personal Computer
Radio Frequency
Rack Unit: Units of vertical height. 1 RU = 1 ¾" = 44.45 mm
Sometimes simply referred to as "U" (Unit).
SATellite Intermediate Frequency
Simple Network Management Protocol
Transmission Control Protocol
TCP/Internet Protocol
TeleVision
User Datagram Protocol
Uniform Resource Locator
Universal Time Coordinated
Vertical High (13 V, 22 kHz) (see also → HH, → HL, → VL):
Polarization/Band at the input of an IRD controlled switch and LNB power supply mode
Vertical Low (13 V, 0 Hz) (see also → HH, → HL, → VH):
Polarization/Band at the input of an IRD controlled switch and LNB power supply mode
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