He found the old application’s config file, copied it to a USB drive, and prepared to shut the server down for the last time.

To access them, Leo needed the key: the Windows Server 2008 R2 Standard ISO.

Leo mounted the ISO using a virtual media adapter on the iDRAC (Integrated Dell Remote Access Controller). He rebooted the server. The screen flickered, and then—a familiar, stark blue screen with white text. The Windows Server 2008 R2 installer.

Leo sighed. Extended Support had ended three years ago, in 2020. Security updates were a ghost of the past. But in their prime, these servers were the workhorses of the mid-sized logistics company he now consulted for. They ran their SQL Server 2008 R2 instance, their file shares, and a custom .NET 3.5 application that no one had the source code for anymore.