Electrical Design > Logical Referencing > To Import or Export a Wire List
  
To Import or Export a Wire List
1. Click Tools > Logical Reference > Import (or Export).
2. If you choose Import, select the format from the WIRELIST IMP menu. You can import logical information from a Mentor Graphics format wire list file, PTC neutral wire list file or an XML format (.xml) file.
3. If you choose Export, use the browser to name the export file.