For businesses with remote users that rely on VPN connections to securely access data and resources on the corporate network, DirectAccess offers a very compelling business case for Windows 7. VPN connections can be complex and cumbersome for users. Conversely, the organization can not effectively manage or maintain remote computers. DirectAccess provides a seamless connection between the internal network and the remote computer no matter where it may be as long as there is an Internet connection.
Check out the Windows 7 and Windows Server 2008 R2 DirectAccess Executive Overview for a brief, high-level look at the benefits that DirectAccess provides.