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.
VoIPCall is an Iternet Telephony Service Provider offering business class termination and origination services worldwide.VoIPCall also offers Resellers a Hosted SIP Server platform allowing entrepeneurs the opportunity to become an ITSP without the hasse
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