Just spotted over at the netserver website that RC2 is released for public preview. Heres the nitty gritty.
Sign up now to receive trial software for Windows .NET Server 2003 Release Candidate 2 (RC2) via CD or download. Read more about Windows .NET Server 2003 and the Customer Preview Program (CPP), available in English, German, Japanese, and Chinese (Simplified), and then register to upgrade to RC2 or to become a new participant in the CPP.
Evolutionary Improvements to Windows 2000
Windows .NET Server 2003 includes all the functionality customers expect from a mission-critical Windows server operating system, such as security, reliability, availability, and scalability. In addition, Microsoft has improved and extended the Windows server operating systems to enable your organization to experience the benefits of Microsoft .NET—software for connecting information, people, systems, and devices.