Video telephony, where users can communicate both through audio and video, has been available for many years. However, since the equipment has been expensive and the networks installed in most users’ homes have not been capable of handling the bandwidth needed for
With VoIP services becoming more and more popular and, even beginning to compete with the PSTN (Public Switched Telephone Network) in terms of prices and wide use, companies that provides this service has to evolve to keep their customers and be competitive.
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