Tag: DC

Remove Active Directory from first Domain Controller in a Windows Server environment

Remove Active Directory from first Domain Controller in a Windows 2003 Server environment Preface Installed two Microsoft Windows 2003 servers as Active Directory domain controllers. The intent is to replace the original two Microsoft Windows 2003 servers as Active Directory domain controllers. One domain controller was relatively easy to remove Active Directory using DCPROMO. The other not so easy. Problem…

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How to remove the DnsEvent, NTDS, and NtFrs event logs on DC

How to remove the DnsEvent, NTDS, and NtFrs event logs from Demoted Domain Controller. It is not possible to delete event logs while EVentLog service is running, and the EventLog service cannot be stopped. You can use the following procedure to locally remove the subject event logs: 1. Start->Run->CMD, press ENTER 2. Type REG ADD \\DemotedDC\HKLM\SYSTEM\CurrentControlSet\Services\Eventlog /V Start /T REG_DWORD…

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Remove Windows 200x Domain Controller from AD in DSRMode

Demoting a Domain Controller When Normal Demotion Fails If DCPromo fails to demote a Domain Controller gracefully, you can force the machine to forget it’s a DC by temporarily tricking it into thinking it’s a member server. Step 1 — Modify the product type in the registry Boot into Directory Services Restore Mode (DSRM) and open Regedit. Navigate to: HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\ProductOptions…

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