Introduction to GSM

Global System for Mobile communications is a 2G (second generation) system. The lack of simple mobile system was seen to be a general and become a worldwide problem.

Features of GSM:

1. If a mobile device is based on GSM, then it can be used in all those countries where this particular standard is prevailing.
2. Almost all the services that are existent in a wireline network are provided by GSM to all the users of mobile devices which are based on it.
3. Though the quality of voice telephony is not excellent, it is not inferior to the systems that are analog based.
4. It also provides good security as there is an option to encrypt the information that is being exchanged using this standard.
5. There is no need for significant modification of wireline networks due to the establishment of networks based on GSM standard.