Free VOIP Server – Elastix IP PBX Complete Setup Guide
Elastix, the most popular choice at VOIP telephony server as well as free IP PBX. From the version 5, Elastix is not free actually. A license key is needed to activate your server. But, don't worry ! Elastix old version (up to 4 version) was completely free for unlimited extensions/phones. So, I'm going to setup an [...]