[ Please note this article deals with general questions related to Windows Server 2012 Product Activation. For tips on activating the Windows 2012 GUI from Server Core, try this article instead. ] I've heard multiple reports of people having issues with Windows Server 2012 Product Activation. Here are a few hints on how to resolve: -Ensure your server is connected the the internet -Ensure correct DNS resolution is available -Resolve any outstanding routing issues (Firewall or IPS blocking your new server? DHCP misconfigured?) -Attempt product activation from the command line: slmgr.vbs -ipk [enter your product key without brackets] slmgr.vbs -ato This is still a new OS, but I've yet to experience an issue that wasn't resolved by one of these for in cases where the product key is valid. Other Helpful Commands: slmgr.vbs /dlv Displays the active product key slmgr.vbs /upk Uninstall the current product key Frequently Asked Questions Related to Windows Serv...