Overview: Linphone is a popular open-source VoIP (Voice over Internet Protocol) application that allows users to make voice and video calls over the internet. This guide will walk you through the steps to provision Linphone using a URL on both mobile devices and Windows clients.
Steps for Mobile Devices:
Download and Install Linphone:
For iPhone users, download Linphone from the App Store.
For Android users, download Linphone from the Google Play Store.
Open Linphone and Access Settings:
Once installed, open the Linphone app on your device.
Navigate to the settings menu by tapping on the gear icon.
Provisioning Using a URL:
In the settings menu, look for the option to provision or configure the app using a URL.
Enter the provisioning URL provided by your VoIP service provider. For example: https://provisioning.intervoip.co.uk/linphone?did=21712345678912345678
Configure Advanced Settings:
After entering the URL, navigate to the advanced settings.
Ensure that "background mode" and "start at boot time" are both enabled to keep the app running in the background
Finalize and Test:
Save the settings and exit the configuration menu.
Make a test call to ensure that Linphone is properly configured and working as expected.
Steps for Windows Clients:
Download and Install Linphone:
Download the Linphone application for Windows from the official Linphone website.
Open Linphone and Access Settings:
Once installed, open the Linphone application on your Windows computer.
Navigate to the settings menu by clicking on the gear icon or selecting "Settings" from the menu.
Provisioning Using a URL:
In the settings menu, look for the option to provision or configure the application using a URL.
Enter the provisioning URL provided by your VoIP service provider. For example: https://provisioning.intervoip.co.uk/linphone?did=21781234567890
Configure Advanced Settings:
After entering the URL, navigate to the advanced settings.
Ensure that "start at boot time" is enabled to keep the application running in the background
Finalize and Test:
Save the settings and exit the configuration menu.
Make a test call to ensure that Linphone is properly configured and working as expected.

If you encounter any issues, double-check the URL and ensure it is correctly entered.
The QR code and URL are typically one-time use only. If you need to re-provision the app, a new code or URL will have to be generated