If you want to evaluate MS Exchange 2007 with SP1 installed you can download a pre-configured VHD. This download enables you to evaluate Microsoft Exchange Server 2007 SP1.
This download enables you to evaluate Microsoft Exchange Server 2007 SP1. Microsoft Exchange Server 2007 is designed to reduce the growing cost and complexity of managing a corporate messaging system by providing more control for IT administrators, more value and expanded inbox access for end users, and increased security and compliance for the organization as a whole.
Microsoft Exchange Server 2007 SP1 provides built-in protection technologies to help keep the e-mail system up and running and better protected from outside threats while allowing employees to work from wherever they are using a variety of clients including Microsoft Outlook, Outlook Web Access, and mobile devices. Exchange Server 2007 SP1 makes it easier for IT to deliver these new capabilities to their organizations by making the messaging environment easier to manage and more cost efficient.