VOIP

What is VoIP? .. Explaining Voice Over IP

Simply put, voice over IP (VoIP) technology, or IP telephony, as it is often called, is a system for transmitting telephone calls over data networks, such as the ones that make up the Internet. While VoIP technology is set to revolutionize communications, and is already being used by a number of traditional telephone companies to connect their regional offices, on a smaller scale it can also be a useful solution for businesses looking to trim their telephone expenses. The advantages of using VoIP technology are simple: its use can result in huge savings on the amount of physical and resources required to communicate by voice over long distances. It does so by working around circuit switching architecture, one of the fundamental drawbacks of traditional telephone networks. Traditional circuit switching-based telephone networks operate by opening a circuit between two points, identified by their telephone numbers. This circuit remains open, a...