Tutorials: Messaging API Portal Setup
Required Access: Voxtelesys Portal
Last Updated: 8/19/2026
Go to the Voxtelesys Portal and log in!
In the "Products" category click on "API Access," then select "API Keys" from the drop-down menu.
Click on the "Create Key" button.
Configure the following:
- Service Trunk Group: Select the service trunk group to be associated with the API key.
- Name: Choose a descriptive title for your API Key.
- Status: ON (enabled)
Click "Confirm"
This is the only time you can copy the API key. It is visible only in this window and will not be shown again after you close it, so save it in a secure location.
Copy the API key to a secure location for when you add it to your PBX.
Save the API key in a secure location, it will not be shown again after closing this window.
You have now created an API Key!
Click "Close" to navigate back to the API Keys table.
In the "Channels" category, select the "APIs" tab, then click on "Messaging Applications" from the drop-down menu.
Click on the blue add "+" button.
Select the following:
- Profile Name: Your PBX
- Trunk Group: Same group as the API key
- Action Type: Send HTTP Callback
- HTTP Method: POST
- Events: Inbound messages (MOs)
- MO Webhook: Your PBX domain/recvsms
In the "Number Provisioning" category select the "Phone Numbers" tab, then click on "Numbers" from the drop-down menu.
Under "Features Enabled" you can see that SMS is currently not enabled on this number.
Under "Actions" click on the edit icon.
Enable SMS on your desired number, then select your Service Trunk and Messaging Application.
Under the "Features Enabled" and "Messaging Application" fields you can see that SMS is now enabled.
