Question : Windows 2008 Server retail box license

Hi, we have a retail box of the Windows 2008 Server standard with 5 CALs.  Can I use this to install Win2003 Server standard?  As far as I understood, Win2008 server is downgradable to use with Win2003 Server, but I thought I should double check.

Answer : Windows 2008 Server retail box license

Than you should be okay. Check the link I posted earlier for the details of what versions you are allowed to install.