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.
SipTar CDR CallShop billing software ensures control of up to 16 cabins simultaneously, creation of invoices in real time and browsing the history of calls made by customers from each phone cabin.