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 > Manage and Publish Drawings Containing DGN Underlays > View DGN Underlay Information > 
View DGN Underlay Information
Concept Procedure Quick Reference
 
 
 

To display a list of the DGN underlays attached to the drawing

To display DGN underlay names and their nesting levels within xrefs and blocks