Microsoft KB Archive Search

Notice: This website is an unofficial Microsoft Knowledge Base (hereinafter KB) archive and is intended to provide a reliable access to deleted content from Microsoft KB. All KB articles are owned by Microsoft Corporation. Read full disclaimer for more details.

  1. Home
  2. Message class changes during conversion when a digitally signed Message Disposition Notification is received by a server that is running Exchange Server 2007 Service Pack 1

Message class changes during conversion when a digitally signed Message Disposition Notification is received by a server that is running Exchange Server 2007 Service Pack 1

View products that this article applies to.

Symptoms

When a digitally signed Message Disposition Notification (MDN) is received by a server that is running Microsoft Exchange Server 2007 Service Pack 1 (SP1), the message class changes during the conversion. Therefore, the S/MIME signature may be invisible to clients.

↑ Back to the top

Resolution

Download and install Update Rollup 5 for Exchange Server 2007 Service Pack 1.

For more information about Update Rollup 5 for Exchange Server 2007 Service Pack 1, see the following Exchange Help topic:
Description of Update Rollup 5 for Exchange Server 2007 Service Pack 1
For more information about how to obtain the latest Exchange service pack or update rollup, see the following Exchange Help topic:
How to Obtain the Latest Service Pack or Update Rollup for Exchange 2007

↑ Back to the top

More information

For more information about MDN and about S/MIME, visit the following Request for Comments (RFC) Web site:
http://www.ietf.org/rfc/rfc3335.txt

↑ Back to the top

Keywords: KB954270, kbhotfixrollup, kbfix, atdownload

↑ Back to the top

Article Info
Article ID : 954270
Revision : 2
Created on : 11/20/2008
Published on : 11/20/2008
Exists online : False
Views : 359