464 APPENDIX C Windows Server 2008 R2 Delta Changes Network Scanner Management The new distribute scan management features in Windows Server 2008 R2 provide management and workflow features for network-based scanners. Using scan management you can administer network scanners across your network from a single-pane-of-glass interface. Additionally, you can setup network scanners to perform workflow functions for scan jobs. For exam- ple, a user could logon to a network scanner and scan a legal document. The network scanner could then send the document to a scan management server which could then route the document to a file server or SharePoint document library automatically. INTERNET INFORMATION SERVER (IIS) CHANGES With the release of Windows Server 2008 R2, Microsoft has included a dot release of IIS bringing the version to 7.5. IIS 7.5 on Windows Server 2008 R2 includes new administrative and security enhancements to further evolve and secure the popular Web server. Request Filtering Module The Request Filtering Module is introduced as an add-on extension for IIS 7.0 to allow administrators to block Web requests deemed harmful. Request filtering provides additional security to IIS by limiting the types of requests and commands that can be sent to IIS via the Web browser. IIS 7.5 now includes the module as a standard part of the Web server role. Best Practices Analyzer IIS 7.5 now includes a Best Practices Analyzer (BPA). You should run the BPA after initial configuration and on a regular basis thereafter to ensure your IIS deployment is healthy and optimally configured. We will look at the IIS BPA in greater detail later in this chapter. PowerShell module As with most roles in Windows Server 2008 R2, IIS 7.5 includes a PowerShell module allowing administrators to perform most administrative functions from the PowerShell command line. Administrators can use PowerShell to quickly perform IIS administrative tasks as well as automate the configuration of IIS for fast and standardized deployment of IIS Web servers. Support for Managed Service Accounts Windows Server 2008 R2 AD allows administrators to create Managed Service Accounts. Managed Service Accounts allow administrators to