IP telephony is a telephone system that works over the Internet instead of via conventional copper wires. The technology relies on a communication protocol known as the Voice over Internet Protocol, commonly abbreviated to VoIP.
IP telephony offers a range of benefits over a conventional phone system, Call charges are notably low, High Defintion Audio clarity and enhanced feature set (particularly for business applications), and the versatility to work on a wide range of devices. VoIP is a mature technology, and the transition from conventional telephony to an IP-based system is usually straight forward and relatively simple to implement.
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