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.
Established in year 2000, C3Call Telecom Group hold licenses in Singapore, Hong Kong, Vietnam, S. Korea and Cambodia to provide telecommunications services to its partners. Today, we are interconnected to more than 100 telco partners worldwide.
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