XADM: NDRs Occur If "(040)" and "(041)" Are in Domain-Defined Attribute Addresses; Fix Requires Exchange 2000 SP2

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This article was previously published under Q315081

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SYMPTOMS

If you send a message through an X.400 connector to an X.400 address that is similar to the following address, you may receive a non-delivery report (NDR) from a remote foreign message transfer agent (MTA):

c=FR;a=ATLAS ;p=INTERNET;DDA:RFC-822=user(a)domain.com

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CAUSE

This problem can occur because Exchange 2000 sends the message with the following address in the P2 field:

c=FR;a=ATLAS;p=INTERNET;DDA:RFC-822=user(040)a(041)domain.com

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RESOLUTION

To resolve this problem, obtain the latest service pack for Microsoft Exchange 2000 Server. For additional information, click the following article number to view the article in the Microsoft Knowledge Base:

301378 (http://support.microsoft.com/kb/301378/EN-US/ ) XGEN: How to Obtain the Latest Exchange 2000 Server Service Pack

The English version of this fix should have the following file attributes or later:

Component: MTA

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File name	Version
Emsmta.exe	6.0.5770.20
X400om.dll	6.0.5770.20
X400omv1.dll	6.0.5770.20

NOTE: Because of file dependencies, this update requires Microsoft Exchange 2000 Server Service Pack 2 (SP2).

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STATUS

Microsoft has confirmed that this is a problem in Microsoft Exchange 2000 Server. This problem was first corrected in Microsoft Exchange 2000 Server Service Pack 3.

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