getting a remote deployment method set up, adding more server roles etc., and provides a consolidated, portal-like view about the status of each role. Protocol and cryptography Support for 128- and 256-bit AES encryption for the Kerberos authentication protocol. New cryptography (CNG) API which supports elliptic curve cryptography and improved certificate management. Secure Socket Tunneling Protocol, a new Microsoft proprietary VPN protocol. AuthIP, a Microsoft proprietary extension of the IKE cryptographic protocol used in IPsec VPN networks. Server Message Block 2.0 protocol in the new TCP/IP stack provides a number of communication enhancements, including greater performance when connecting to file shares over high-latency links and better security through the use of mutual authentication and message signing. Miscellaneous Fully componentized operating system. Improved hot patching, a feature that allows non-kernel patches to occur without the need for a reboot. Support for being booted from Extensible Firmware Interface (EFI)-compliant firmware on x86-64 systems. Dynamic Hardware Partitioning supports hot-addition or replacement of processors and memory, on capable hardware. Windows Deployment Services (WDS) replacing Automated Deployment Services Windows Server 2008 home entertainment and Remote Installation Services. Windows Deployment Services supports an enhanced multicast feature when deploying operating system images. Internet Information Services 7 - Increased security, Robocopy deployment, improved diagnostic tools, delegated administration. Windows Internal Database, a variant of SQL Server Express 2005, which serves as a common storage back-end for several other components such as Windows System Resource Manager, Windows SharePoint Services and Windows Server Update Services. It is not intended to be used by third-party applications. An optional "desktop experience" component provides the same Windows Aero user interface as Windows Vista, both for local users, as well as remote users connecting through Remote Desktop. Removed features The Open Shortest Path First (OSPF) routing protocol component in Routing and Remote Access Service was removed. Services for Macintosh, which provided file and print sharing via the now deprecated AppleTalk protocol, has been removed. Services for Macintosh were initially removed in Windows XP but were available in Windows Server 2003. NTBackup is replaced by Windows Server Backup, and no longer supports backing up to tape drives. As a result of NTBackup removal, Exchange Server 2007 does not have volume snapshot backup functionality; however Exchange Server 2007 SP2 adds back an Exchange backup plug-in for Windows Server Backup which restores partial functionality. Windows Small Business Server and Windows Essential Business Server both include this Exchange backup