licensing - Fishbrains

windows server 2003

P2V of Windows Server 2003 using OEM License

When you P2V (Physical-to-Virtual) Windows, it will want to re-activate Windows due to hardware changes. If you're physical server was running a OEM version of Windows Server, you may not have access to the COA Label (Certificate of Authenticity). These keys from Microsoft can

windows server 2012

My Take on Windows Server 2012 Licensing FAQ

Here's the licensing summary and the long official licensing FAQ, but I've tried to summarize the important stuff. I find the new licensing much easier to understand then ever before. I issue no guarantees on my ability to correctly read a Microsoft licensing document: