To help you understand the main technical terms
and abbreviations used in this booklet and take
full advantage of the features on your mobile
phone, here are a few definitions.
A b i l i ty to answer a call simply by opening the
A b i l i ty to restrict outgoing and incoming calls.
A b i l i ty to reroute calls to another number.
A b i l i ty to put one call on standby while
answering or making another call; you can then
switch between the two calls, as required.
A b i l i ty to inform users that they have an
incoming call when engaged on another call.
Caller Line Identification Services (Caller
Services allowing subscribers to view or block
the telephone numbers of callers.
GPRS (General Packet Radio Service)
New non-voice value-added service that allows
information to be sent and received across a
mobile telephone network. GPRS guaranties
continuous connection to the Internet for mobile
phone and computer users. It is based on the
Global System for Mobile Communication (GSM)
circuit-switched cellular phone connections and
the Short Message Service (SMS).
GSM (Global System for Mobile
International standard for cellular
communication, guaranteeing compatibility
between the various network operators. GSM
covers most European countries and many other
parts of the world.
Programming language generating applications
that can run on all hardware platforms, whether
small, medium or large, without modification. It
has been promoted for and geared heavily to the
W eb, both for public Web sites and Intranets.
When a Java program runs from a Web page, it
is called a Java applet. When it is run on a
mobile phone or pager, it is called a MIDlet.
A b i l i ty to establish a conference call involving up
to five additional parties.
Security code used to unlock the phone when
you have selected the option to lock it
automatically each time it switches on.
PIN (Personal Identification Number)
Security code that protects the phone against
unauthorised use. The PIN is supplied by the
service provider with the SIM card. It may be a
four to eight-digit number and can be changed,
PUK (PIN Unblocking Key)
Security code used to unlock the phone when an
incorrect PIN has been entered three times in
succession. The eight-digit number is supplied by
the service provider with the SIM card.