On device A, press End Call button
ASSERT Device A Serval call screen shows Call Ended above Serval logo, TestB 55502 below Serval logo and one button at bottom: End Call
ASSERT Device B Serval call screen shows Call Ended above Serval logo, TestA 55501 below Serval logo and one button at bottom: End Call
ASSERT Voice is no longer transmitted
On device A, press End Call button
ASSERT Device A returns to peer list with entry for TestB
On device B, press End Call button
ASSERT Device B returns to Serval main screen
ASSERT On device B, the peer list (Serval main screen → Contacts → List Phones On The Mesh) shows entry for TestA