Know the difference between FQDN and NETBIOS, before configuring SharePoint 2010 User Profile application be sure to know which one you need to use before setting up the Profile Application, because once setup you will have to delete the current application and perform a brand new full import.
http://blogs.msdn.com/b/russmax/archive/2010/03/20/sharepoint-2010-provisioning-user-profile-synchronization.aspx
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