Question : How do I copy files with their ACLs to another file server in a different AD forest?

I need to migrate files and folders from one file server to another.  The file servers are in different AD forests which are trusted.  Windows 2003 file servers.

Answer : How do I copy files with their ACLs to another file server in a different AD forest?

Robocopy is the good tool to achieve this with NTFS permission.

http://support.microsoft.com/kb/323275

http://technet.microsoft.com/en-us/magazine/2006.11.utilityspotlight.aspx   GUI