Install sipdialer by entering the following commands in the terminal:
sudo apt update sudo apt install sipdialer
Description:
reSIProcate SIP stack - click-to-call utility
sipdialer is a click-to-call application that uses the SIP REFER method to force a SIP phone (for example, the phone on your desk) to dial another number. It can be registered in GConf to handle clicks on sip:, sips: and tel: URIs in other applications and the web browser. . reSIProcate is a framework that aims to fully implement the SIP protocol in first class C++. It is intended for use in other applications, such as the repro SIP proxy.
Homepage: http://www.resiprocate.org/
Version: 1:1.11.0~beta5-1
Section: universe/net