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.
Callforeign is a global provider of customized end-to-end VoIP Solutions & Services for Internet Telephony Service Providers (ITSPs) offering wholesale & retail VoIP services to their customers.
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