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.
Network Exchange Center (NEC) is a leading provider of communication products and services. Based in Brooklyn, New York, the company is just twenty minutes from downtown Manhattan.
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