User's Manual

Table Of Contents
98-137573-A Glossary-1
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Glossary
Glossary
Glossary 4
A
AIS SART AIS Search And Rescue Transmitters
AIS Automatic Identification System
C
COG Course Over Ground
D
DC Direct Current
DHCP Dynamic Host Configuration Protocol. A protocol for assigning dynamic IP addresses to
devices on a network. With dynamic addressing, a device can have a different IP address
every time it connects to the network.
DNS Domain Name System. A system translating server names (URLs) to server addresses.
DSC Digital Selective Calling. Primarily intended to initiate ship-to-ship, ship-to-shore and
shore-to-ship radiotelephone and MF/HF radiotelex calls. Each DSC-equipped ship, shore
station and group is assigned a unique 9-digit Maritime Mobile Service Identity. DSC
distress alerts, which consist of a preformatted distress message, are used to initiate
emergency communication with ships and rescue coordination centers.
DTE Data Terminal Equipment
E
ECDIS Electronic Chart Display and Information System (ECDIS) is a computer-based navigation
information system that complies with International Maritime Organization (IMO)
regulations and can be used as an alternative to paper nautical charts.
G
GLONASS GLObal’naya NAvigatsionnaya Sputnikovaya Sistema. Global Navigation Satellite System
in English.
GMDSS Global Maritime Distress and Safety System. The system is intended to perform the
following functions: alerting (including position determination of the unit in distress),
search and rescue coordination, locating (homing), maritime safety information
broadcasts, general communication, and bridge-to-bridge communication.
GPL General Public License
GPS Global Positioning System. A system of satellites, computers, and receivers that is able to