FreePBX 13 Chan_SIP Trunk

This is a step-by-step guide to configure your FreePBX 14 installation with a Simtex SIP trunk.
FreePBX 13 is a widely used, stable and feature-rich graphical user interface for Asterisk –

Our guide assumes you have already set the server up, and have the web-based GUI ready to go.  If not, grab an ISO image of FreePBX14 from here: FreePBX Distro

Search for the latest ISO within “64 BIT DOWNLOADS” on the FreePBX Download page


Do not deploy FreePBX with an external IP address.

In 99.9% of cases you do not require any ports forwarded on your router or firewall to make FreePBX talk to us.

If you are unsure, speak to us.