Installation Guide

5-3
Installation Guide 84464 Rev. E
Acronym Description
LGA
Low Gain Antenna
External antenna that connects to the BDU via a coaxial
cable. The LGA supports Certus
SM
100 and Certus
SM
200 capabilities
Management
Portal
Management Portal: A web page served from the
Terminal Unit that brings together the diverse status and
configuration information of the LMC 350 in one place.
MO
Mobile Originated
Calls originating from the terminal)
MT
Mobile Terminated
Calls terminating at the terminal
NAS
Network Attached Storage
Ability to store and retrieve files to/from a physical
memory storage device attached to the network
PBX
Private Branch Exchange
Telephone connection between local users not requiring
external phone connection
POST
Power On Self-Test
BIT Test performed at the turn-on of the BDU
POTS
Plain Old Telephone
Service
A voice-grade telephone service that utilizes analog
signal transmission over copper loops
PSTN
Public Switched
Telephone Network
The world's collection of interconnected voice-
orientable public telephone networks, both commercial
and government owned.
PTT
Push-To-Talk
Two way radio term indicating the pressing of a button
io initiate transmit before speaking
R/W
Read/Write
Capability
RGW
Radio Gateway
Radio Gateway feature enables communication between
telephone users and users of ground radios.
SIM
Subscriber Identification
Module
Iridium provided method to authenticate and identify
subscriber
SIP
Session Initiation Protocol
An Internet Engineering Task Force (IETF) standard
protocol for initiating an interactive user session that
involves multimedia elements such as video, voice, and
chat
SV
Satellite Vehicle
Iridium Satellite
SMBus
System Management Bus
Two-wire bus for communications between devices
such as a Terminal and a Smart Battery
TCP
Transmission Control
Protocol
Core internet protocol that provides reliable delivery
and error-checking
TU
Terminal Unit
Electronic equipment that contains the BCX and the
BAE
UL/DL
Uplink/Downlink
To and from satellite communications
UDP
User Datagram Protocol
Connectionless transmission model with minimum , no-
handshaking protocol
VLAN
Virtual Local Area
Network
For context within this document, VLAN more
specifically designates an Ethernet VLAN. A VLAN is
establishes a broadcast domain that is partitioned
WPA2-PSK
Wi-Fi Protected Access 2
– Pre-Shared Key
Method of securing a Wi-Fi network