Applies to: Exchange Server 2007 SP3, Exchange Server 2007 SP2, Exchange Server 2007 SP1, Exchange Server 2007
Topic Last Modified: 2008-11-11

Delivery status notifications (DSNs) notify the Microsoft Exchange Server 2007 administrator or e-mail sender of the status of a particular message. DSN messages are a critical part of troubleshooting e-mail connectivity issues between local Exchange recipients and issues between the local Exchange server and remote e-mail servers on the Internet. DSN messages can contain one of the three types of status in the following list:

In Exchange 2007, you can modify the text of DSN messages, so that you can customize DSN messages to match corporate policy, help desk contact guidelines, or other communications standards. This functionality helps e-mail users and administrators more effectively troubleshoot issues that they might experience because the DSN message matches their specific environment.

Currently, Exchange 2007 does not let you modify the text of read receipt messages. Also, read receipts are not localized to the message sender's language.

The following topics explain how to manage and configure DSN messages in Exchange 2007:

The following topics provide supporting information that will help you manage DSN messages by using the procedures that are documented in the topics that are listed earlier: