3CX Phone System Customers can now benefit from a quality and affordable VoIP PBX solution with leading VoIP provider, Vitelity, thanks to successful integration testing. London, UK and Englewood, Colorado, USA – 28 June 2012 - 3CX, developer of the popular Windows-based VoIP PBX, 3CX Phone System, has announced that interoperability testing with Vitelity has been successful, allowing all 3CX Phone System customers to benefit from high quality internet telephony services
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