http://blogs.technet.com/b/activedirectoryua/archive/2012/12/11/configure-kerberos-forest-search-order-kfso-topic-on-technet.aspxHerbert from Microsoft support team has authored a great topic about Kerberos Forest Search Order (http://technet.microsoft.com/en-us/library/configure-kerberos-forest-search-order-kfso(WS.10).aspx). KFSO allows finding a service principal name (SPN)en-USTelligent Evolution Platform Developer Build (Build: 5.6.50428.7875)