Required Access: 3CX
Last Updated: 5/21/2025
Enter your credentials.
Click on the "Admin" button on the lower left side of the screen.
Select the "Voice & Chat" tab.
Select the "+ Add SIP Trunk" button, then click on "Add Trunk" from the drop-down menu.
Get the SIP Trunk’s information (retrieve it from the Voxtelesys Portal):
Make sure that the following:
Enter the following:
Default Outbound Caller ID:
Set the number in the E164 format as the example shows.
Optional - Add or import more DID numbers here:
Optional - Check Enable SMS here:
Save and verify that the Voxtelesys SIP Trunk registered.