Use the "Virtual Optical Drive" settings in your hypervisor to point to the ISO file.
Before installing Windows Server 2008 R2 Standard, ensure that your server meets the following system requirements: windows server 2008 r2 standard iso
He slid the tray open on the server. It groaned, a mechanical sound of resistance. He placed the disc gently in the tray and pushed it shut. Use the "Virtual Optical Drive" settings in your