http://www.w3.org/ns/prov#value | - side including IP (Internet Protocol) phones, gateways and personal computers, where each of the personal computers has a built-in sound card and a voice sample for measurement of voice quality; obtaining for each destination gateway, at an originating gateway in a gateway over VoIP network, a corresponding prediction MOS value using a ping system, by first obtaining a packet delay, a packet loss
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