Topic Last Modified: 2010-02-18

The Microsoft Exchange Server 2010 Management Pack for System Center Operations Manager monitors the Windows Application log on computers running Exchange 2010 and generates this alert when the events specified in the following Details table are logged.

To learn more about this alert, in Operations Manager, do one or more of the following:

From the Operations Console, double-click this alert, and then click the General tab. Review the description of the alert that includes the variables specific to your environment.
From the Operations Console, double-click this alert, and then click the Alert Context tab. Review the logged events that meet the criteria of this Operations Manager alert.

Details

Product Name	Exchange
Product Version	14.0 (Exchange 2010)
Event ID	16021
Event Source	MSExchangeTransport
Alert Type	Warning
Rule Path	Microsoft Exchange Server/Exchange 2010/Common Components/Hub Transport and Edge Transport/Transport
Rule Name	An accepted domain entry was found to be corrupt in Active Directory so the configuration was rejected.

Explanation

This Error event indicates that an accepted domain entry in Active Directory is corrupted.

An accepted domain is any Simple Mail Transfer Protocol (SMTP) namespace for which a Microsoft Exchange organization sends or receives e-mail. For more information, see Understanding Accepted Domains.

User Action

To resolve this error, do one or more of the following:

Use the Get-AcceptedDomain cmdlet in the Exchange Management Shell to review the configuration of all accepted domains in the Exchange organization. For more information, see Get-AcceptedDomain.
Review other related Error and Warning events in the Application log. These related events may help you find the root cause of this error.
If the recommended steps do not resolve this error, contact Microsoft Customer Support Services. For more information about how to contact support, visit the Microsoft Help and Support Web site.

For More Information

If you are not already doing so, consider running the Exchange tools created to help you analyze and troubleshoot your Exchange environment. These tools can help make sure that your configuration aligns with Microsoft best practices. They can also help you identify and resolve performance issues, improve mail flow, and better manage disaster recovery scenarios. To run these tools, go to the Toolbox node of the Exchange Management Console. To learn more about these tools, see Managing Tools in the Toolbox.