review : Windows server 2008 R2

Windows Server 2008 R2 builds on the award-winning foundation of Windows Server 2008, expanding existing technology and adding new features to enable IT professionals to increase the reliability and flexibility of their server infrastructures. New virtualization tools, Web resources, management enhancements, and exciting Windows 7 integration help save time, reduce costs, and provide a platform for a dynamic and efficiently managed data center. Powerful tools such as 
Internet Information Services (IIS) version 7.5,
 updated Server Manager and

 Hyper-V platforms and Windows PowerShell version 2.0 combine to give customers greater control, increased efficiency and the ability to react to front-line business needs faster than ever before.
Features :
It offers an updated Web server role, Internet Information Services (IIS) 7.5, and greater support for .NET on Server Core. Design goals for IIS 7.5 concentrated on improvements that enable Web administrators to more easily deploy and manage Web applications that increase both reliability and scalability. Additionally, IIS 7.5 has streamlined management capabilities and provides more ways to customize your Web serving environment. The following improvements to IIS and the Windows Web platform are included in Windows Server 2008 R2:

• Reduced Effort to Administer and Support Web-Based Applications
• Reduced Support and Troubleshooting Effort
• Improved File-Transfer Services
• Ability to Extend Functionality and Features
• Improved .NET Support
• Improved Application Pool Security
• IIS.NET Community Portal