Exchange 2000 2003 Messages Awaiting Directory Lookup SMTP Queue

AIS Monitoring Platform has discovered Messages awaiting directory lookup SMTP Queue. This condition occurs when you try to send messages to a Microsoft Exchange 2000 Server computer or to a Microsoft Exchange Server 2003 computer, the messages remain in the Messages awaiting directory lookup queue. However, message delivery to local recipients and to recipients on the Internet is successful. This problem may be caused by one or more reasons. Some of the most common causes are as follows. Cause 1 - This issue may occur if the following conditions are true: You have configured message archiving on the Exchange Server computer. Note Message archiving is also known as message journaling. The mailbox or the public folder that you have configured as the message archive location is no longer a valid location. For example, this issue may occur if the message archive mailbox or the public folder has been deleted. Cause 2 - This issue may occur if one or more of the Exchange 2000 Server computers or the Exchange Server 2003 computers does not have sufficient permissions to obtain the attributes of the recipients.

Last modified April 17, 2020