A "mobile IP" approach allows for personal mobility, where a single identifier works across multiple devices—laptops, tablets, and smartphones.
Ensure the is set to UDP or TCP as specified by your Mobilis documentation. Download mobilis ips sip
I can provide specific configuration steps for a particular app like Zoiper if you have your account details ready. PortSIP Softphone Configuration - VoIPline Telecom A "mobile IP" approach allows for personal mobility,