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.
TechTerra Communications Inc. was founded in 2003 to provide customers a flexible, quality long distance service with low rates. Our goal is to provide a full suite of products and services to fit the telecommunication needs of consumers and businesses, i
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