Sony Ericsson GC79 User Manual

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Glossary
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GSM 900
The GSM system family includes GSM 900, GSM 1800 
and GSM 1900. There are different phases of roll-out for 
the GSM system and GSM phones are either phase 1 or 
phase 2 compliant.
GSM 1800
Also known as DCS 1800 or PCN, this is a GSM digital 
network working on a frequency of 1800 MHz. It is used 
in Europe and Asia-Pacific.
GSM 1900
Also known as PCS. Refers to a GSM system running 
in the 1900MHz band. Used in the USA and Canada, 
for instance.
Hotspot
An area in which a WLAN service exists.
HSCSD
High Speed Circuit Switched Data.
HTML
HyperText Markup Language.
HTTP
HyperText Transfer Protocol.
IEEE
Institute of Electrical and Electronic Engineers.
ISDN
Integrated Services Digital Network. Can provide 
circuit-switched data connections in multiples 
of 64 kbps.
ISP
Internet Service Provider.
kbps
Kilobits per second - rate of data flow.
LAN
Local Area Network.
MAC
Media Access Control
ME
Mobile Equipment.
MO
Mobile Origination. For example, an SMS message sent 
from a mobile terminal.
MMI
Man-Machine Interface.
MS
Mobile Station.
MT
Mobile Termination.
NDIS
Network Driver Interface Specification. A Windows 
device driver interface enabling a single NIC to support 
multiple network protocols. For example, TCP/IP and 
IPX.
NIC
Network Interface Card.
OTP
One Time Password. A security procedure where 
the user is given a new password for each login.
PC
Personal Computer.
PCS
Personal Communications Services, often used 
to describe GSM1900 networks.
PC Card
A card having physical and electrical characteristics 
specified by PCMCIA providing extra functionality 
when inserted into a laptop PC. Typical examples are 
modems and network cards. Type refers to the thickness 
of the card. The GC79 is type II.
PCMCIA