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.
CM Tel (Canada) Ltd.
Established in 1990, China Motion Telecom International the Group commenced its operations in Hong Kong as a supplier of a wide-range of telecommunications products and services with extensive operations in Mainland China, Hong Kong and North America. It
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