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.
Bangla Voice is the internet telephone calling service that lets you call from anywhere to anywhere Using VoIP (Voice over IP) your telephone call is carried over broadband internet instead of traditional telephone lines using VoIP H.323/SIP protocol.
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