| GSM |
Global System of Mobile Communication. |
| GPRS |
General packet radio service. |
| SMS |
Short Message Service. |
| SMS-CB |
Short Message Service-Cell Broadcast. |
| WAP |
Wireless Application Protocol. |
| FDN |
Fixed Dialing Numbers. |
| SIM |
Subscriber Identity Module. |
| PIN |
Personal Identity Number. Usually refers to PIN1. Supplied with SIM
card.
Used to unlock the SIM card. |
| PIN2 |
Personal Identity Number 2. Supplied
by the network operator. Used when
specific functions are to be performed,
such as protected FDN function
supported by SIM card. |
| PUK |
Personal Unlock Code. Supplied with
SIM card. It is used to unlock the SIM
card if you input wrong PIN code for
three consecutive times and the SIM
card is locked. You can also use it to
modify PIN code. |
| PUK2 |
Personal Unlock Code 2, supplied with
a specific SIM card, and used to modify
or enable PIN2 code. |
| IMEI |
International Mobile Equipment Identity
code, consisting of 15 digits. One
mobile phone corresponds to one unique
IMEI. |
| MCC |
Mobile Country Code. China
（mainland）is 460, for example. |
| MNC |
Mobile Network Code. China Mobile is
00, and China Unicom 01, for example. |
| Call waiting |
A service provided by the network，
which allows you to answer another
incoming call without interrupting the
active call, but it is different from
conference call. You can only talk to one
party while another party is held at the
same time. |
| Call diverting |
A service provided by the network,
which allows you to divert an incoming
call to a specified number according to
different circumstances. Normally
options of "Divert all voice calls, Divert
if unreachable, Divert if no answer,
Divert if busy, Divert all data calls" are
available. |
| Roaming |
Refer to the phone not used in the area
of its local registered network. It
includes international and domestic
roaming. In this manual it refers to
international roaming only. |
| STK |
The full name is SIM Tool Kit, a new
service of GSM. It can provide you with
smart information functions, such as
stock information, traffic information,
weather forecast, etc. The provided
functions of STK depend on your
network provider. The service needs
support of both the SIM card and the
network. |
