Windows server 2000 and 2003: Time configuration for MaxPosPhaseCorrection and MaxNegPhaseCorrection

The Windows Time service by default in Windows 2000 and 2003 allows for a positive or negative time correction of any amount for domain controllers. This can cause serious problems in a forestĀ  should a dramatic time shift occur. This can even occur when synchronizing with other authoritative sources as hardware problems, software problems or human error can cause them to provide the wrong time. Some of the problems that can occur from a dramatic time change are Windows Server 2003 based domain controllers may be quarantined, deleted objects may be prematurely purged before end-to-end replication of the deletion is fully replicated (causing lingering objects), user and computer passwords may expire unexpectedly, and trust passwords becoming out of sync. The amount of effort to recover from a dramatic time change can be significant. The registry key(s) are different depending upon the operating system version.

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Force a user GPO on a computer OU in Microsoft Active Directory

I needed to apply a blank screen saver to all of our servers. Of course I wanted this to be done based on Server and not the logged in user/administrator. The location in the GPO for setting a screen saver is located in… (Click below to read the rest)

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