Panasonic EB-GD67 - Manual (Page 87)

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.
Roaming The ability to use your phone on networks other than
your Home network.
Service
Provider
The organization responsible for providing access to
the GSM network.
SIM Subscriber Identity Module. A small smart-card which
stores unique subscriber and user-entered information
such as Phonebook and Short Messages. Supplied by
your Service Provider.
WAP Wireless Application Protocol. The communication
standard which enables you to download resources
from the Internet to your phone
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Glossary of Terms