Within the latest updates it's possible to make phonecalls from the Rainbow Android Application through the PBX. It's possible to enter a number in the search field and hit the audio call button.
A nice and cool enhancement is an integrated dialpad. This means when pressing an icon you open the dialpad. There're other applications supporting this.
Below a suggestion with an icon of 9 blocks. When pressing that icon you open a dialpad and can enter a number to dial.
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