域控制器灾难与恢复（Domain controller disaster and recovery）.doc

域控制器灾难与恢复（Domain controller disaster and recovery） After the primary domain controller is corrupted, the backup domain controller seizes five roles The 2007-09-04 13:38 controller in multi domain environment, the primary domain controller due to hardware failure suddenly damaged, and does not make a backup, how to make additional domain controller to replace it, the normal operation of the Directory Active, and after the hardware repair, how to make the primary domain controller damage recovery. ________________________________________ Overview of Active Directory operations host roles environmental analysis Clear the primary domain controller DC-01. object from AD On the extra domain controller, the five FMSO operations are captured by the ntdsutil.exe tool Set the extra domain controller to GC (global catalog) Reinstall and restore damage to the primary domain controller Attachment: a script used to detect the roles of five actions in AD ________________________________________ I. overview of the roles of the Active Directory operations host Active Directory defines five types of operation host roles (also called FSMO): Schema host schema master, Domain naming host domain naming master Relative identification number (RID) host RID master Primary domain controller simulator (PDCE) Infrastructure host infrastructure master While each action host role bears different jobs, it has different functions: Schema host The DC with the schema host role is the only DC that can update the directory schema. These schema updates are copied from the schema host to all other domain controllers in the forest directory. The schema host is based on the directory forest, and there is only one schema host in the entire directory forest. Domain naming host DC with domain naming host roles is the only DC that can perform the following tasks: Adds a new domain to the forest directory. Removes the existing domain from the forest directory. Adds or removes cross reference objects that descr