A non-delivery report (NDR) is returned when a user sends an e-mail message to an X.400 address that includes the slash field separator in Exchange Server 2007 Service Pack 1

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SYMPTOMS
In an Exchange Server 2007 Service Pack 1 (SP1) environment, when a user sends an e-mail message to an X.400 address that uses the slash field separator (/) instead of a semicolon (;), the message is not delivered and a non-delivery report (NDR) that resembles the following is generated:
#550 5.1.2 ROUTING.InvalidX400Address; invalid x400 address ##

Note This issue does not occur in Exchange Server 2003.
CAUSE
Before Update Rollup 9, Exchange Server 2007 SP1 did not support the slash character as a valid field separator of an X.400 address.
RESOLUTION
To resolve this problem, install Update Rollup 9 for Exchange 2007 Service Pack 1. For more information about Update Rollup 9 for Exchange Server 2007 Service Pack 1, see the following Exchange Help topic: For more information about how to obtain the latest Exchange service pack or update rollup, see the following Exchange Help topic:
STATUS
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
Exchange 2007 NDR X400
Properties

Article ID: 967605 - Last Review: 01/15/2015 09:57:01 - Revision: 1.1

  • Microsoft Exchange Server 2007 Service Pack 1
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