Computer software and hardware platforms acting as a virtual PBX that perform a link between customer communcation equipments and communication networks (ATM, IP, FR, XDSL and TDM) by means of gateways and gatekeeper.
Computer software and hardware platforms acting as a virtual PBX that perform a link between customer communcation equipments and communication networks (ATM, IP, FR, XDSL and TDM) by means of gateways and gatekeeper.
Computer software and hardware platforms acting as a virtual PBX that ...
