User Guide

Glossary of Terms
APN
Access point name. Directs the user to the
gateway or the required service.
CHAP
Challenge Handshake Authentication protocol. A
security feature for the GPRS network.
DTMF Tones
Dual Tone Multi-Frequency tones allow you to
communicate with computerized phone systems,
voice mailboxes etc.
GSM
Global System for Mobile Communications. The
name given to the advanced digital technology that
your phone uses.
GPRS
General Packet Radio Service. The Technology
the phone uses.
Network
Operator
The organization responsible for operating a
GSM network.
PAP
Password Authentication Protocol. A security
feature for the GPRS network.
Password
Used for the control of the Call Bar. Supplied by
your Service Provider.
PIN
Personal Identification Number used for SIM
security. Supplied by your Service Provider. If the
PIN is entered incorrectly 3 times, the PIN will be
blocked.
PIN2
Personal Identification Number used for the
control of Fixed Dial Store and Call Charge
metering. Supplied by your Service Provider. If
the PIN2 is entered incorrectly 3 times, the PIN2
will be blocked.
PUK/PUK2
PIN/PIN2 Unblocking Key. Used to unblock the
PIN/PIN2. Supplied by your Service Provider. If
the PUK/PUK2 is entered incorrectly 10 times,
the PUK/PUK2 will be blocked.
Registration
The act of locking on to a GSM network. This is
usually performed automatically by your phone.
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Glossary of Terms