This command draws a rectangular polyline in Model space for the
outline of a selected viewport in Paper space. Before running this
command, switch to a Layout that has the viewport to draw. The
polyline is drawn in the drawing current layer. After drawing the
polyline, the program switches to Model space.
Pick viewport to draw:: pick a viewport
Pulldown Menu Location: View > Viewports
Keyboard Command:
mview_draw
Prerequisite: Layout with a viewport