Initiator of call has no functional webcam

1.User A (8006) who has no functional webcam initiates a call to User B (1102); video call is established in receiving video state for User A and in sending video state for User B.

2.If User A wants to send video and he presses on button , an error message appears to tell him that he has no webcam.

3.If User B presses on button to stop sending video if User A places call on a monitor entry, video call becomes an audio call. If User A pushes on a shortcut page, call stays a video call but video display disappears.

4.If User A wants to return to a video call, he has to press VideoCall button or on monitor entry if call has been placed on a monitor entry.

a)If User B has pushed on button to stop sending video, User A has no possibility to return to a video call. He has to wait that User B sends him video to return in receiving state.

b)If User A has placed call on a monitor entry, after pressing on monitor entry to return to video call, he will see same state as before placing call on monitor entry (maximum video state he can see is receiving only video) ;

c)If User A has pressed on a shortcut page, after pressing button VideoCall, he will see same state as before pressing shortcut page.