VIVA offers IP based Converged Communications Solutions. You may contact VIVA for SIP Trunking, IP PBX & PSTN integration, MS OCS & IP PBX integration, Managed VoIP and ''''Secure'''' VoIP.
IPgrade LTD, was formed as a wholesale provider of international voice services specialized in VoIP and advanced telecommunications solutions.IPgrade owns, operates and maintains communications infrastructure worldwide, providing high quality services and
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