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.
Toptel has been a prominent VoIP service provider since 2006. Ever since our inception, we have charted a significant growth in developing customer base and carrier-interconnections with our successful VoIP business solutions.
Presently handling more tha