Download Mobilis Sip Instant

It allows you to use your "office number" or "fixed line" from anywhere in the world using a mobile app. 2. Why People Use It

You don't "download" the SIP protocol itself; instead, you download a (a softphone app) and configure it with your Mobilis account details. Download mobilis sip

Enter the credentials provided by your service provider into the app. Once the status turns "Registered," you can start making calls. Technical Context It allows you to use your "office number"