HP StoreAll Storage - Manual (Page 68)

The next dialog box shows the properties for the gidNumber attribute.
The following article provides more information about modifying attributes in the Active Directory
global catalog:
http://support.microsoft.com/kb/248717
Assigning attributes
To set POSIX attributes for users and groups, start the Active Directory Users and Computers GUI
on the Domain Controller. Open the Administrator Properties dialog box, and go to the UNIX
68 Using CIFS