VoIP Learning Guide
VoIP (Voice over IP ) is a term used in IP telephony for a set of facilities for managing the delivery of voice information using the Internet Protocol (IP). In general, this means sending voice information in digital form in discrete packets rather than in the traditional circuit-committed protocols of the public switched telephone network (PSTN). This guide will help you understand the technology behind VoIP. In addition, this guide delves into key VoIP issues such as; security, regulations, advantages and disadvantages, outsourcing and QoS.
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