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Network
Operator
Password
PIN / PIN2
PUK / PUK2
Roaming
Service provider
TLS
UDP
USSD
WAP
XHTML
The organisation responsible for operating a GSM
network.
Used for the control of Call bar. Supplied by your service
provider.
Personal Identification Number used for SIM card
security. Supplied by your service provider. If the PIN or
PIN2 is entered incorrectly several times (3 times for
PIN2), the PIN or PIN2 will be blocked.
PIN or PIN2 Unblocking Key. Used to unblock the PIN or
PIN2 code. Supplied by your service provider. If the PUK
or PUK2 is entered incorrectly 10 times, the PUK or
PUK2 will be blocked.
The ability to use your phone on networks other than
your home network.
The organisation responsible for providing access to the
GSM/GPRS network.
Transport Layer Security. A network layer that looks after
the security of the communication session.
User Datagram Protocol. A communications protocol,
which makes it possible to send a datagram
transmissions from one device to a recipient device.
Unstructured Supplementary Services Data. Similar to
SMS, USSD uses the GSM network's signaling path to
transmit information. Yet, USSD is session-oriented.
Wireless Application Protocol. The communication
standard which enables you to download resources from
the Internet to your phone.
eXtensible HyperText Markup Language. Works as an
application of XML. Whereas HTML only describes how
the data should be displayed or used, XML describes the
type of data.
Glossary of Terms
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