Hi,
Thank you for your post.
Yes, you may following the post that you have shared. The IFD settings will be how the client computers will access the Microsoft Dynamics CRM 4.0 Website when not logged on the local Intranet. The domain name entered here will be prefixed by the unique organization name to form the full URL of the IFD environment when the user is logging in. The AD settings will be how the client computers will access the Microsoft Dynamics CRM 4.0 Website when logged on the local Intranet and not logging on through IFD.
For more information, please refer to the following links.
http://support.microsoft.com/default.aspx/kb/948779
http://www.microsoft.com/downloads/details.aspx?FamilyID=3861e56d-b5ed-4f7f-b2fd-5a53bc71dafc&displaylang=en
Regards,
Nick Gu - MSFT