http://msdn.microsoft.com/en-us/library/bb975136%28office.12%29.aspx and the problem we are facing:
Primary group membership In Active Directory, each user has a primary group. When the LDAP
Role provider is used with Active Directory, a user's primary group is not included in the list of roles for the user. By default, a user's primary group is the Domain Users group. As a result, the Domain Users group is not a good choice to add to a SharePoint
group when you are provisioning permissions because unless the user's primary group is changed, no user is returned in the membership of that role. For more information, see the
primaryGroupID attribute in User Security Attributes.
My requirement is:-
I have added user 'us1' in an ADGroup 'A
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