Comtech EF Data Vipersat CDM-570L, User Manual

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Vipersat CDD-564L User’s Guide
Group ID A number assigned to equipment which defines it as a member of a group when
addressed by the burst controller.
GUI G raphical U ser I nterface – A form of graphical shell or user interface to a
computer operating system.
H
HDLC H igh Level D ata L ink C ontrol – A standard defining how data may be transmit-
ted down a synchronous serial link.
HPA H igh P ower A mplifier – The amplifier used in satellite communications to raise
the transmit signal to the correct power level prior to transmission to satellite.
See also SSPA.
HTTP H yper T ext T ransfer P rotocol – The Internet standard for W orld W ide W eb
( WWW ) operation.
Hub The central site of a network which links to a number of satellite earth sites.
I
ICMP I nternet C ontrol M essage P rotocol.
Installation
Wizard
A program which guides the user through the process of installing an applica-
tion.
IF I ntermediate F requency – In satellite systems, IF frequencies are usually
centered around 1200 MHz (L-band), or 70 MHz (video/TV).
IP
I nternet P rotocol – A format for data packets used on networks accessing the
Internet.
ISP
I nternet S ervice P rovider – A company providing Internet access.
ITU
I nternational T elecommunications U nion.