Every suggestion will be Asterisk / FreeSwitch (have fun learning how to configure it all and good luck coming back to it in a year) or a hosted solution, this

Every suggestion will be Asterisk / FreeSwitch (have fun learning how to configure it all and good luck coming back to it in a year) or a hosted solution, this is what I want to solve :) I will admit I am new to this field but that is my impression so far.