Telephone-Links: CSTA over HTTP от Netas AG

This Add-On allows you to start a call with your «CSTA over HTTP»-Protocol compatible telephone when you click on any "tel"-link on a website.
On the configuration page of the Add-On, you have to specify URL, username and password of your IP-Phone. When you click on a tel-Link, the add-on sends a request to your phone to call the number.

«CSTA over HTTP» is supported by IP phones like Snom® and others.