Setting the service principal name on the application server

You must set the service principal name on the application server using the Setspn utility.

In the case where the application server is not a domain controller, the command would typically look something like this:

Setspn – a http/yourappserver yourappserver

See this article for information on how to use setspn.exe and where to get it:

http://support.microsoft.com/?id=871179