The common name shared by communication protocols, technologies and methods ensuring the transfer of the voice signal via the Internet network or by any other IP-networks. The signal is transferred by the communication channel in the digital form and, as a rule, before transferring compresses in order to remove abundance.
Epana was founded in October 2000 with an eye towards providing customer satisfaction and consumer value in the delivery of quality products and services.Since its inception, Epana has been committed to providing end-users with a product and service that
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