Enjoy when VoIP technology brings convenience to our life, let us also look at history of VoIP:
Early VoIP is implemented as software on personal computers. VoIP phones can only be conducted between PC and PC calls, call quality is not good, only be seen as an application of the Internet.
2000-2002 years, VoIP technology has begun to penetrate to the field of telecommunications. There were telephone services based on IP network. Very fast-growing VoIP, VoIP is already available in PC-, PC-PC, phone-telephone between. There are many VoIP phone service provider, VoIP voice quality is constantly improving.
Since 2003, the development of VoIP broadband phone. VoIP as a commercial business, competing with traditional fixed phone. VoIP voice quality, and even higher than the traditional fixed-line telephone.
With the development of the mobile Internet, VoIP technology is also a new trend of:
There was integration of VoIP and wireless networks. Wireless networks include 3G (The 3rd Generation Mobile Communications, third generation mobile communications) and LTE (Long Term Evolution, LTE) and WLAN (Wireless Local Area Network, WLAN).
Based on the WLAN VoIP development is particularly rapid. Wireless VoIP, signal the last access is the use of WLAN, the rest are transmitted using a wired network.
Emergence of VoIP and P2P (Peer-to-Peer, end-to-end) integration. P2P technology of comprehensive utilization of distributed network resources, making voice calls through rate, voice quality even more than the traditional phone network.