3CX (V20) | SIP Trunk Setup
1. Log in to 3CX
2. Navigate to the 3CX Admin Console
3. Select Voice & chat
4. Select + Add Trunk
5. Configure the General settings
Get the SIP Trunk's information (retrieve it from the Voxtelesys Portal):
- Country:
US
- Trunk:
Voxtelesys
- Main trunk number:
Fill in the Voxtelesys SIP Trunk number in the E164 format.
- Authentication ID (SIP User ID):
From Voxtelesys
- Authentication password:
From Voxtelesys
6. Set the Default Outbound Caller ID
- Default Outbound Caller ID:
Set the number in the E164 format as the example shows.
7. Configure DID Numbers (optional)
Optional - Add more DID numbers here:
8. Configure SMS settings (optional)
Optional - Enable SMS here:
9. Verify SIP Trunk's Registration
Save and verify that the Voxtelesys SIP Trunk registered.