VOIP Service Providers Residential
Vox Mundi
Vodatel d.o.o.
SIP protocol was made within IETF (Internet Engineering Task Force) – organization occupied with establishing Internet standards and general standards concerning TCP/IP protocols.
Crystal Voice
Crystalvoice is a leading Voice over Internet Protocol (VoIP) provider and system Integrator. It is dedicated to delivering customer management and billing solutions for individuals, entrepreneurs, carriers, VoIP calling card operators and corporate compa
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