You send an e-mail message by using a Microsoft Exchange
Server 2007 Edge server. When you do this, you receive a non-delivery report
(NDR) message that includes the following information:
"Your message did not reach some or all of the intended
recipients.
Subject: <subject>
Sent:
<date, time>
The following recipient(s)
cannot be reached:
<recipient> on
<date, time>
You do not have permission to
send to this recipient. For assistance, contact your system administrator.
<mailserver #5.7.1 smtp;550 5.7.1 Message rejected due to unacceptable
attachments> "
This
problem occurs if the following conditions are true:
| • | The e-mail message contains a compressed (.zip) file that
is split into multiple files. |
| • | The Attachment Filtering agent is enabled on the Exchange
Server 2007 Edge server. |
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To resolve this problem in Exchange Server 2007 Service Pack 1, install Update Rollup 1 for Exchange Server 2007 Service Pack 1.
For more information, click the following article number to view the article in the Microsoft Knowledge Base:
945684 (http://support.microsoft.com/kb/945684/)
Description of Update Rollup 1 for Exchange Server 2007 Service Pack 1
To resolve this problem in Exchange Server 2007 RTM, install Update Rollup 6 for Exchange Server 2007.
For more information, click the following article number to view the article in the Microsoft Knowledge Base:
942846 (http://support.microsoft.com/kb/942846/)
Description of Update Rollup 6 for Exchange Server 2007
After you install Update Rollup 1 for Exchange Server 2007 Service Pack 1 or Update Rollup 6 for Exchange
Server 2007, you must add a new entry in the Edgetransport.exe.config XML file to
enable the Attachment Filtering agent feature. To
do this, follow these steps:
| 1. | Stop the Transport service. |
| 2. | Locate the EdgeTransport.exe.config file. This file is
located in the following path: drive:\Program
Files\Microsoft\Exchange Server\Bin\ |
| 3. | Add the following entry between the <appSettings>
element and the </appSettings> element of the EdgeTransport.exe.config
file:<add key="AllowInvalidAttachment" value="true" /> |
| 4. | Restart the Transport service. |
| 5. | Verify that the problem is resolved. To do this, send an
e-mail message that has a .zip file that is split into multiple files. Make
sure that this e-mail message is processed for the upgraded server. |
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Microsoft
has confirmed that this is a problem in the Microsoft products that are listed
in the "Applies to" section.
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For more information, click the
following article numbers to view the articles in the Microsoft Knowledge Base:
824684 (http://support.microsoft.com/kb/824684/)
Description of the standard terminology that is used to describe Microsoft software updates
817903 (http://support.microsoft.com/kb/817903/) New naming schema for Exchange Server software update packages
For more information about how to
configure attachment filtering in Exchange Server 2007, visit the following
Microsoft TechNet Web site:
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