In any technology solution, the upfront cost, or the initial cost needed even when just want to initially test if the solution will work for your needs is one factor that many business clients consider in their evaluation and purchases. This is true for most solution stack, including PBX/VOIP Solutions.With the advantages and savings that open source solutions such as Asterisk offers, more and more companies feel the need to integrate Internet telephony in their infrastructure. Now, with the latest “offspring” of Digium’s purchase of Switchvox, small businesses can “test the waters” before spending the money on their PBX systems. Thanks to Switchvox’s Free Edition. It lets potential customers to use the PBX software with zero upfront cost.