Microsoft has released a tool which allow PST file discovery and import onto Exchange 2010 and Exchange Online.
This is tool is composed by :
- a central service which maintains a list of all PST file discovered
- a client agent deployed onto workstation
- a console to configure discovery and track import status
Go to http://go.microsoft.com/fwlink/?LinkId=241370 for documentation and http://www.microsoft.com/download/en/details.aspx?displaylang=en&id=28767 for download