participant options are available from the mcu screen.s softkeys.

chair sends a rdpuest to the mcu to receive the role of chair.if
rqust no other participant is currently chair, the role is given.

view displays a full-screen video of the selected participant on
your screen. you still hear the audio of the whole session.

auto returns the video display to its default viewing
capabilities; undoes view.
view and auto options are not available during a chair force.

· to request the role of chair

press the red chair rqust softkey. if no one else is currently the chair, the mcu gives you the role. the mcu screen changes to include chair controls.