FreePBX

PBX by Sangoma Technologies Validated

FreePBX is the most popular open-source PBX GUI built on Asterisk. Connect DIDfarm as a PJSIP trunk through the FreePBX admin interface. Configure inbound routes per DID, set outbound routing rules, and manage codecs — all from the web UI.

Tested with FreePBX 16. Supports: 15, 16, 17.
Connect Now View Setup Guide Visit Sangoma Technologies →

Features

How to Connect

1
Create a PJSIP trunk
Navigate to Connectivity > Trunks and create a new PJSIP trunk named didfarm-pjsip.
2
Configure SIP settings
Set SIP Server to sip.didfarm.com, enter your username and password, set Authentication to Outbound and Registration to Send.
3
Create inbound routes
Add inbound routes matching your DIDfarm numbers to ring groups, extensions, or IVR.
4
Apply config and test
Click Apply Config in FreePBX. Check trunk status — it should show Registered. Make a test call.

Requirements

Trunk Configuration

When you connect, a SIP trunk is created with these optimized defaults:

transport
udp
codec preference
ulaw,alaw,g722
nat mode
auto
auth type
credentials
max channels
4

Post-Setup Checklist

  • Trunk shows Registered in FreePBX status page
  • Inbound test call routes to the correct extension
  • Outbound calls work with correct caller ID
  • Apply Config completes without errors

Ready to connect FreePBX?

Create a pre-configured SIP trunk in seconds. Your credentials are generated instantly.

Connect Now Browse All Integrations