Our company uses Windows Server (active directory) for user management, Microsoft Exchange Server for emails, Microsoft Lync for communication and SQL Server. We have almost 2300+ employees in three different shifts. There are thousands of users who use company's web applications (developed in ASP.NET) and other services. We are having many infrastructure related issues (like issues inherent to silo infrastructures) and are exploring new options for better, flexible and easily manageable network. What Open Daylight brings for a company like us? Can (or should) we use Open Daylight? If yes, then what sort of benefits can we get from moving to ODL? What possible issues can occur during transition from Microsoft-based networks to ODL?