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.
Comdata is a leading Global Provider of Wholesale Voice Carrier Services offering international voice termination, value-added telecom solutions and a complete range of A-to-Z interconnections to its customers around the world, enabling them to grow both
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