Microsoft ya publicó guias para descargar de Exchange 2007!

Están disponibles en:

Deploying a Standard Exchange Server 2007 Organization
Deploying a Simple Exchange Server 2007 Organization
Deploying a Large Exchange Server 2007 Organization
Deploying a Complex Exchange Server 2007 Organization

Estén en sintonía que se vienen más!

Saludos,
Vernocchi, Pablo