AutoCAD 2008 User's Guide > Share Data Between Drawings and Applications > Work with Data in Other Formats > Import, Attach, or Open Other File Formats > Attach DGN Files as Underlays > Work with DGN Underlays > Edit DGN Underlays > 
Edit DGN Underlays
Concept Procedure Quick Reference
 
 
 

To turn object snapping on or off in DGN underlays

  1. Click a DGN underlay and then right-click.
  2. On the shortcut menu, click DGN Object Snap to turn it on or off.
 Command entry: DGNOSNAP