Elastix is a Graphical User Interface on top of Asterisk and it's a proven solution for your VoIP needs. It's used all over the world from small offices to big call centers and it provides Virtual PBX, Automatic Call Distribution, Conferences and many other features . It's also highly extensible. This AMI is optimized for Small Business but we will provide AMIs optimized for call centers and with extra software (VTiger as CRM, Custom Recording Search, etc)