Chapter 5. Deploy read-only domain controllers (RODCs)

Microsoft introduced the read-only domain controller (RODC) with the release of Windows Server 2008. Those of you with long memories can be forgiven if you think you’ve seen this before; however, back then they were called backup domain controllers (BDCs). BDCs existed starting with the original release of Windows NT, right up until Windows 2000, when Active Directory was introduced and all domain controllers became multimaster domain controllers—which was great, but there are actually some really useful scenarios for having a read-only domain controller available at a remote location to facilitate logons, name resolution, and Group Policy deployment.

Remote sites, such as branch offices, ...

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