Glossary
1.
2G - Second Generation wireless communication system. 2G system supports low
quality voice and low-rate packet-data service. 2G refers to GSM in European countries,
and CDMA in America.
2.
3G - Third Generation wireless communication system. 3G is the next generation
wireless communication system that offers real-time video streaming services and
high-rate packet-data service. 3G is also known as UMTS (Universal Mobile Telephony
System).
3.
Access point - Access point refers to a point through which users can connect to the
network so that the users can use the network services.
4.
MMS (Multimedia Message Service) - A message service for the handset environment,
that allows videos, pictures, audio files and text to be sent between phones and
dependent on network provider support, to email addresses
5.
Roaming - Use of your phone when you are outside your home area, when traveling for
example.
6.
SIM - Universal Subscriber Identity Module. Your SIM is provided by service provider. It
carries the authentication and service grade data for the service provider as well as
user-specific data such as Contacts and SMS.
7.
Voice mail - An answering service that automatically answers your calls when you are not
available. Others can leave either voice messages for you with this service.
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