The 15th of January a Lab Guide was release to assist IT professionals, administrators, architects, and developers with in creating a test lab that uses Windows Azure Active Directory and Windows Server AD.
Test Lab Guide: Creating a Windows Azure AD and Windows Server AD Environment using DirSync with Password Sync
http://www.microsoft.com/en-us/download/details.aspx?id=41637
Test Lab Guide: Creating a Windows Azure AD and Windows Server AD Environment with Federation (SSO)
http://www.microsoft.com/en-us/download/details.aspx?id=41636