Monday, May 23, 2011

Troubleshooting Trusts

Trust between a Windows NT domain and an Active Directory domain cannot be established or it does not work as expected - http://support.microsoft.com/default.aspx?scid=kb;en-us;889030

A very complete guide to troubleshooting almost every kind of Trust issue. Don't let the title fool you, this is very applicable to external (legacy NTLM) trusts between forests as well in 2000 and 2003.

How to configure a firewall for domains and trusts - http://support.microsoft.com/default.aspx?scid=kb;en-us;179442

A very common support case here; because trusts are not always well-understood, this article gives a matrix-based listing of all port requirements for trusts.

How to establish trusts with a Windows NT-based domain in Windows 2000 - http://support.microsoft.com/default.aspx?scid=kb;en-us;308195

A brief guide to the actual step-by-step process of creating and verifying trusts between domains.

Troubleshooting trusts - http://www.microsoft.com/technet/prodtechnol/windowsserver2003/library/ServerHelp/ad02d816-aac3-4f13-b771-39ebe7e3a5ee.mspx

A guide to the most common trust-related issues and how to quickly fix them. This is great to have in your backpocket, as it's a difficult guide to find.

Domain and Forest Trusts Technical Reference - http://www.microsoft.com/technet/prodtechnol/windowsserver2003/library/TechRef/b6284369-73ea-4d68-a3a5-975a0fe6782d.mspx

Finally, an architectural guide to how trusts work, with explanatory diagrams. Understanding how the entire trust system operates is often very important to resolving issues with it.

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