User with linked Linux & iOS apps open at the same time doesn't receive call notifications or rings
Jami Free As in freedom (build 2019119) app, iOS 12.41
UbuntuBudgie 19.10, Jami app Live Free or Die & Jami ios app (build 2019119)
User A from iPhone Jami app calls User B with Jami app open both in Ubuntu & on iPhone. User B has properly linked devices to account.
In this scenario, User B received no rings or other call notifications on either Ubuntu or iPhone.
User A sees an endless "connecting" message. After 2 minutes, User B sees "missed call" message on iPhone ONLY; no message on Ubuntu.
User A still sees "connecting" until they give up & quit call.
Neither side hears any rings in this scenario.