![]() ![]() This is all you need to get back into a Windows Server 2012 R2 system you have IPMI access to. Key commands for steps 6 and 7 (the d:\ may be c:\ or something else based on your step 5 determination):Ĭopy d:\windows\system32\sethc.exe d:\windows\system32\sethc-old.exeĬopy d:\windows\system32\cmd.exe d:\windows\system32\sethc.exeĬopy c:\windows\system32\sethc-old.exe c:\windows\system32\sethc.exe Replace the sethc.exe with the backed-up version.Reset the password from the Windows Server environment.Use the following command (replace with a temporary password) to reset the Administrator password:.At the login screen, hit the SHIFT key five times (you can use the virtual keyboard for this).Copy the sethc.exe to a backup location.Locate the Windows installation drive (C, D or others depending on installation type).Select a language then Repair your computer -> Troubleshoot -> Command Prompt.Select Boot from CD/DVD media and start the Windows Server boot process.Over IPMI, mount a Windows Server 2012 R2 installation disk (this can be found on Microsoft Technet Evaluation Center).Otherwise, someone with IPMI access to the machine could gain Administrator access. It is extremely important that you reset the Administrator password AND replace the sethc.exe after completing the swap. The Administrator password for the Windows installation was lost, and the IOmeter logs inaccessible. This is a system that will be available on the public DemoEval program after Flash Memory Summit with 24 new SSDs. Recently we had a test running on a 24 drive SSD system in the STH lab. If you have ever had a Windows Server machine where you could not access the machine due to a lost password, this is the way to recover the system without resorting to a 3rd party password reset tool that can potentially be plagued with malware. We published a how to guide video on resetting a Windows Server 2012 R2 Administrator password remotely using IPMI. Windows Server 2012 - Turn on GUI - Installation Successful ![]()
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