Saturday, November 22, 2008
Voice Over Internet Protocol
Voice over Internet Protocol (VoIP), or with other Internet names Telephony is associated with the transmission of voice, is a technology for transmission of data including the usual form of data, voice or video in real time through the Internet (IP channel). In the transmission of voice applications, VoIP is strong candidate to replace the conventional phone network using the PBX (private branch exchange). This is because the cost is cheaper, especially for long-distance connection. Moreover, now said that the quality of the VoIP service can exceed the quality of network services conventional. In the process adoption, various obstacles appear, especially for telecommunications technology company in such a way so that difficult to 'upgrade ' networks.