Introduction
Technological aspects
Alternative solutions
Business models
Products in the market
Future evolutions
Conclusions
References
Copyright © 2012 Nazariy Kayda №74413
SoftwareTelephones

Software

The software may include such as Skype, Gizmo5, Google Talk, Mumble and others. Software products are different by features: audio / video calls, codecs, the possibility of sending a message, encryption.