COBHAM explorer 727, Руководство пользователя

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98-126882-F 162
Glossary
Glossary
A
APN Access Point Name. The Access Point Name is used by the terminal operator to establish
the connection to the required destination network.
B
BGAN Broadband Global Area Network. A satellite network based on geostationary satellites,
delivering broadband data to virtually any part of the earth, with full UMTS (3G)
compatibility.
C
CE Conformitée Européenne. This term signifies that a CE certified product conforms to
European health, environmental, and safety regulations. In short, it makes the product
legal to be sold in the European Union.
CID Context Identifier
CM Continuous Monitoring
CS Circuit-Switched. Circuit-switched networks require dedicated point-to-point
connections during calls.
D
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.
E
ECEF The Earth-Centred Earth-Fixed or conventional terrestrial coordinate system rotates with
the Earth and has its origin at the centre of the Earth. The X axis passes through the
equator at the prime meridian. The Z axis passes through the north pole but it does not
exactly coincide with the instantaneous Earth rotational axis. The Y axis can be
determined by the right-hand rule to be passing through the equator at 90 degrees
longitude.