Tutorials: SMS Setup

SMS Setup
  1. Ensure your 3CX is updated to Version 18 Update 5 ( or higher before proceeding with this guide.

  2. Please note that Voxtelesys can only support numbers registered with the TCR, this can be done on our Voxtelesys Portal. At this time numbers can still be SMS-enabled without the TCR but they are subject to SMS Surcharges passed from the wireless carriers.

Navigate to SIP Trunks > Edit your Voxtelesys SIP Trunk

SMS > Enable

Keep this page open while we create the Messaging Application on the Voxtelesys Portal.

Copy the Webhook URL from the Messaging Application.

Log in to the Voxtelesys Portal and navigate to the "Messaging Applications" tab.

APIs > Messaging Applications > Click "Create Application"

Fill in the information for your new Messaging Application:

  • Profile Name: 3CX SMS
  • Trunk Group: Select your service trunk
  • HTTP Method: POST
  • Events: Set to "Both"
  • MO Webhook: Copy and Paste in the webhook from the 3CX SIP Trunk
  • DR Webhook: Same webhook as the MO Webhook
  • DR Type: Set to "Per recipient"
  • Authentication: None

APIs > Keys > Create Key

  • Enabled: Checked
  • Name: 3CX SMS
  • Trunk Group: Select your service trunk, same as the application trunk.

Copy the new Key

Navigate back to your 3CX and paste in the API key under the SIP trunk SMS settings and click on "OK" when you are finished.

On the Voxtelesys Portal, you will need to SMS enable your numbers and apply the messaging application.

Navigate to Phone Numbers > Numbers > Search for the number you are SMS enabling.

Edit the number.

Enabled SMS and add the application

You cannot enabled SMS on your number without a campaign, go to The Campaign Registry on the Voxtelesys Portal to create your brand and register your campaign. Note that Low Volume campaigns are best for 3CX/PBX customers.

Send some Test Messages!

You are all done! Please note that your messages will follow your incoming rules on 3CX, if you have your number pointed to a call queue it will message the available agents, if it is to a direct user it will message them directly.