Access the Administration Server and choose the Users and Groups tab.
Display the user entry as described in Finding User Information.
If you are using common name-based DNs, specify the user’s full name. If you are using uid-based distinguished names, enter the new uid value that you want to use for the entry.
Click Rename User.
Change the Given Name, Surname, Full Name, or UID fields appropriately to match the new distinguished name for the entry.
You can specify that the Administration Server no longer retains the old full name or uid values when you rename the entry by setting the keepOldValueWhenRenaming parameter to false. You can find this parameter in the following file:
For more information, see the Manage Users page in the online help.