If Exchange is not deployed in your organization, you should begin with the process in ExDeploy called New Exchange 2003 Installation. This multistep process is very similar to the processes outlined previously. For new Exchange 2003 installations, follow these steps.
Verify that your Organization and new server meet the operating system and Active Directory requirements for Exchange 2003.
Verify that the required IIS components are installed and enabled on the intended Exchange server.
Verify that the Windows Support Tools have been installed on the intended Exchange server.
Run DCDiag to verify domain controller health and connectivity.
Run NetDiag to test network health and connectivity.
Run Exchange ...