Windows 2008 R2: DCDIAG replication error

Problem:  When running DCDIAG on my Server 2008 domain controller, I get the following error: REPLICATION LATENCY WARNING (DC name): This replication path was preempted by higher priority work from DC1 to DC2 Reason: The operation completed successfully The last success occurred at (never) I tried DCDIAG /fix without any luck and ran DCDIAG on […]
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Active Directory “internal error occurred” when created a new user

Problem:  When creating a new user within Active Directory Users and Computers I would get the following error when trying to finish the user creation.  Logged on to my primary domain controller and was able to create.  But wasn’t able to from my exchange server… Solution: Turns out the Exchange Server that I was trying […]
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WSUS Server 2012: workstations not showing up in wsus console

Problem: Installed WSUS 2012 server on my network.  I created the necessary Group Policy Objects like what workstation group to below to, server name and when to check for updates.   After forcing a Group Policy update, I saw that the changes were in the workstations registry but I was still getting errors within windows update. […]
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Exchange 2010: Topology discovery failed, error 0x8007077f.v issue

Problem:  One afternoon, my users could not access their Exchange email through outlook or OWA.  No changes have been made and the server was up and running but no one could access it.  I couldn’t even access it when on the Exchange server itself.  I checked the logs and saw the following errors: Process MSEXCHANGEADTOPOLOGYSERVICE.EXE […]
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Sonicwall: How do I administer multiple CFS policies?

Problem:  Setup my Sonicwall NSA 240 to authenticate to Active Directory and then content filtering will be determined by two AD groups: “Admin” and “Staff” which I created two content filter policies for as well.   The problem is that when I try to whitelist or block a domain for one or both of the groups, […]
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