NET-100 IP-PBX can support a telephone network of up to 100 user extensions, making 15 concurrent calls to provide a cost effective for global long distance calls. The NET-100 IP-PBX provides all the essential telephone features required for Small and Medium enterprises. Features such as call forward, call transfer, call hold, music on hold, voice mail and IVR, etc. Incoming calls are directed by the integrated auto-attendant and hunt groups to assist callers to their destinations.