Experimental preparation: Virtual machine two Windows Server 2008 R2 systems, one for user isolation, one for the client to test
the experimental procedure:
Windows Server 2008 AD up an FTP user isolation
Admin users to establish user user1, user2 and management ftp site
I. Domain controller AD
1. 
2. ftp established root directory, create sub-folders corresponding to the folder is the name of the user 
3. The user configuration AD spacer 
4. Next 
5. Enter the password (bearing in mind) 
6. completed 
7. Command line --adsiedit.msc-- open the edit tool - find more ftp directory which corresponds to the user to edit 
8. set the corresponding user and more path location 
two clients.
visit site success