Articles

Troubleshooting Active Directory—Related DNS Problems
http://blogs.msdn.com/controlpanel/blogs/posteditor.aspx?SelectedNavItem=NewPost&sectionid=7213&bpt=1

Troubleshooting Active Directory Replication Problems
http://technet2.microsoft.com/WindowsServer/en/library/4f504103-1a16-41e1-853a-c68b77bf3f7e1033.mspx

Additional Resources for Troubleshooting Active Directory
http://technet2.microsoft.com/WindowsServer/en/library/019a8a46-05eb-4969-b0e7-df48355184c11033.mspx

Repadmin Examples
http://www.microsoft.com/technet/prodtechnol/windowsserver2003/library/TechRef/a103036b-5d82-4d99-8e61-23d434a8e6eb.mspx

How to configure Active Directory diagnostic event logging in Windows Server
http://support.microsoft.com/kb/314980/en-us

332199 - Domain controllers do not demote gracefully when you use the Active Directory Installation Wizard to force demotion in Windows Server 2003 and in Windows 2000 Server
http://support.microsoft.com/default.aspx?scid=kb;en-us;332199

216498 - How to remove data in Active Directory after an unsuccessful domain controller demotion
http://support.microsoft.com/default.aspx?scid=kb;en-us;216498

Troubleshooting "RPC Server is Unavailable" in Windows
http://support.microsoft.com/kb/224370/EN-US/

839880 How to troubleshoot RPC Endpoint Mapper errors in Windows Server 2003
http://support.microsoft.com/?id=839880

Improvements to Domain Controller Name Resolution in SP1
http://www.microsoft.com/technet/prodtechnol/windowsserver2003/library/Operations/43e6f617-fb49-4bb4-8561-53310219f997.mspx

Useful shelf life of a system-state backup of Active Directory
http://support.microsoft.com/?id=216993
 
Fixing Replication Lingering Object Problems (Event IDs 1388, 1988, 2042)
http://technet2.microsoft.com/WindowsServer/en/Library/4a1f420d-25d6-417c-9d8b-6e22f472ef3c1033.mspx 

Event ID 2042: It has been too long since this machine replicated
http://technet2.microsoft.com/WindowsServer/en/Library/34c15446-b47f-4d51-8e4a-c14527060f901033.mspx

Best Practices for Adding Domain Controllers in Remote Sites
http://technet2.microsoft.com/WindowsServer/en/Library/6405bc5f-b8bf-449e-b11a-f116d22f858a1033.mspx

279156 - The Effects of Setting the File System Policy on a Disk Drive or Folder Replicated by the File Replication Service
http://support.microsoft.com/default.aspx?scid=kb;en-us;279156

Recommendations for managing Group Policy administrative template (.adm) files
http://support.microsoft.com/default.aspx?scid=kb;EN-US;816662

Configuration and operational recommendations for the File Replication service in Windows Server 2003 and Windows 2000 Server  -  http://support.microsoft.com/Default.aspx?kbid=840675

185786 - Recommended Practices for WINS
http://support.microsoft.com/default.aspx?scid=kb;en-us;185786

How to configure an authoritative time server in Windows Server 2003
http://support.microsoft.com/kb/816042

Tools

Repadmin Examples
http://www.microsoft.com/technet/prodtechnol/windowsserver2003/library/TechRef/a103036b-5d82-4d99-8e61-23d434a8e6eb.mspx

Active Directory Management Tools
http://technet2.microsoft.com/WindowsServer/en/library/4b9fbbc8-2b3d-4758-85c7-b08caf6583eb1033.mspx

Description of the DNSLint utility
http://support.microsoft.com/?kbid=321045

USing NSlookup.exe
http://support.microsoft.com/?kbid=200525

NBLookup.exe command-line tool
http://support.microsoft.com/default.aspx?scid=kb;en-us;830578

Windows Server 2003 Resource Kit Tools
http://www.microsoft.com/downloads/details.aspx?familyid=9d467a69-57ff-4ae7-96ee-b18c4790cffd&displaylang=en

Documentation

Active Directory Daily Operations Guide
http://www.microsoft.com/resources/documentation/msa/edc/all/solution/en-us/pak/sog/edcops08.mspx