“…For instance, the streaming server sends messages (1,4,128), (2,4,128), (3,4,128), and (4,4,128) to subtrees T 1 , T 2 , T 3 , and T 4 . After receiving control messages, T 1 , T 2 , T 3 , and T 4 transmit the video stream with frame sequences (1,5,9,13,17…”