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.
The Mediant 800 MSBG is a multi service-business gateway, which was designed to provide converged Data and Voice services for small and medium sized business customers. This device is based on AudioCodes’VolPerfectHD the best there is media gateway technology, with a variety of integrated communication functions into a unified platform supporting basic services, such as Data Routing, VoIP mediation, Voice & Data security, WAN access, survivability and third party service applications. Those services allow connecting to cloud services.