To exclude DFS internal folders
1. In the Enforce Server administration console, on the Policies menu, click Discover Scanning > Discover Targets.
2. Click the name of the scan where you want to add the exclude filter for the DFS internal folders.
3. Click the Scanned Content tab.
4. Enter /DfsrPrivate/* in the Exclude Filters field.
5. Click Save.
For more details about using Exclude Filters, see the Symantec Data Loss Prevention Administration Guide.https://techdocs.broadcom.com/content/broadcom/techdocs/us/en/symantec-security-software/information-security/data-loss-prevention/16-0/discover-targets-vont_0180-d263e198/setting-up-server-scans-of-file-systems-v15823355-d263e10388/excluding-internal-dfs-folders-v43865372-d263e11075.html