Autodesk AUTOCAD 2006, Command Reference Manual, Page: 612 / 1490

LAYERP (Layer Previous) does not undo the following changes:
■
Renamed layers: If you rename a layer and change its properties, Layer
Previous restores the original properties but not the original name.
■
Deleted layers: If you delete or purge a layer, using Layer Previous does not
restore it.
■
Added layers: If you add a new layer to a drawing, using Layer Previous does
not remove it.
LAYERPMODE
Turns the tracking of changes made to layer settings on and off
Command line: layerpmode
Enter LAYERP mode <ON>: Enter on or off , or press ENTER
When Layer Previous mode is on, changes made to layers are tracked. When
Layer Previous mode is off, changes made to layers are no longer tracked.
LAYOUT
Creates and modifies drawing layout tabs
Layouts toolbar:
Insert Menu: Layout
Command line: layout
Enter layout option [Copy/Delete/New/Template/Rename/Saveas/“Set” on page
590/?—List Layouts] <set>:
NOTE Many of these options are available by right-clicking a layout tab name.
Copy
Copies a layout. If you do not provide a name, the new layout assumes the
name of the copied layout with an incremental number in parentheses.
The new tab is inserted before the copied layout tab.
Enter name of layout to copy <current>:
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