78
Glossary
Home Zone
A particular area within your home net-
work. If this feature is provided by your
home network, the home zone symbol
is displayed indicated that you are cur-
rently within the home zone.
Local
network
The network where you are making a
call. This may be your home network or
another GSM network.
PIN
Personal Identification Number
- An
optional code used for all GSM-based
phones to establish a personal authenti-
cation access to the phone menu. The
PIN code is commonly given with your
subscription and is the secret code of
the SIM card.
PIN2
Another authorisation code which is
used only for special services.
Public
Names
Function that allows you to restrict di-
alling to selected numbers.
PUK
Personal Unblocking Code
- Used to
unlock a blocked SIM card by entering
a wrong PIN code 3 times. This is not
commonly delivered with your sub-
scription and several operators may ap-
ply a severe cost on this type of service.
PUK2
Used to unlock a blocked SIM card by
entering a wrong PIN2 code 3 times.
Roaming
Traveling outside a wireless carrier's or
subscriber's local or home coverage ar-
ea. There is usually an additional charge
for roaming.
URL
Uniform Resource Locator
- URLs are
the Internet equivalent of addresses.
Like other types of addresses, they
move from the general to the specific
(from zip code to recipient, so to
speak), e.g.,
http://www.pcc.philips.com/mobile-
phones/index.html
http:/ (protocol)
/www.pcc.philips.com (server address
or domain)
/mobilephones/ (directory in which the
file index.html resides).
WAP
Wireless Application Protocol
- Organ-
ised and regulated by the WAP forum,
WAP gives the opportunity to GSM
network operator to run specific appli-
cations on a wireless network in using
the Internet technology adapted to
wireless phones.
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