Sony-ericsson GC79 User Manual download pdf (Page 90)

90 Glossary

PDP

Packet Data Protocol.

Phone book

A memory in the SIM card where phone numbers

can be stored and accessed by name or position.

PSTN

Public Switched Telephone Network, for example ordinary

analogue phone line for speech and/or computer modem.

RADIUS

Remote Access Dial-In Service. Facility at the ISP

or corporation to manage remote data connections.

RAS

Remote Access Service.

Receive

Service Centre (for SMS).

Service Provider

A company that provides services and subscriptions

to GC79 users.

SIM card

Subscriber Identity Module card – a card that must be

inserted in any GSM-based mobile terminal. It contains

subscriber details, security information and memory for

a personal directory of numbers. The card can be a small

plug-in type or credit card-sized, but both types have the

same functions. The GC79 uses the small plug-in card.

SMS

Short Message Service. Allows messages of up to 160

characters to be sent and received via the network operator's

message centre to a GC79.

TCP/IP

Transmission Control Protocol/Internet Protocol.

TCP/IPv4

TCP/IP Version 4. Most widely implemented form of

TCP/IP today having a 4 byte address format such as

212.161.127.136.

TCP/IPv6

Updated version of TCP/IP, having a much larger

address space and many enhancements.

Terminal Equipment. Generic term for GSM terminals

such as phones and PC cards.

Terminal Adaptor

Generic term for the equipment terminating a digital comms

line such as an ISDN2 line. The GC79 is a Terminal

Adaptor since it interfaces to GSM digital data services.

TLS

Transport Layer Security. Used by Web browsers,

for example.

Transmit

Type II

Refers to thickness of a PC Card as defined

in the specification from PCMCIA.

URL

Uniform Resource Locator.

USSD

Unstructured Supplementary Services Data. Narrow-band

GSM data service. For example entering *79*1234# might

return the stock price for stock 1234.

V.110

ETSI standard for data over an ISDN circuit.

V.120

ETSI standard for data over an ISDN circuit.

VPN

Virtual Private Network.

WECA

Wireless Ethernet Compatibility Alliance. Also known

as the WiFi Alliance. A trade body for promotion of

802.11 technologies and which tests and certifies products

for WiFi inter-operability.

www.weca.net

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