Quality voice at the speed of light

摘要

In the first of a series of four articles dedicated to satellite-based telephony services, the universe of Voice over Internet Protocol (VoIP) is explored. Roger W Kent, Vice President (VP) of NeTrue Communications and General Manager (GM) of Vipersat Networks, and Randall R Remillong, VP of Engineering at Vipersat Networks, provide the readers of Asia-Pacific Satellite with an exhausting and comprehensive overview of VoIP.