During installation you can add many sites at one time to the Local intranet zone by using certain settings in unattend.txt. ...

During installation you can add many sites at one time to the Local intranet zone by using certain settings in unattend.txt. For more information, see the Readme file in Deploy.cab on the Windows Server 2003 product CD. You can also use Group Policy to add and manage multiple sites.  For more information, see the Microsoft Windows Server 2003 Deployment Kit. (