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FAQ About Notification Messages, DSNs, MDNs (Doc ID 1310470.1)

Last updated on MAY 15, 2021

Applies to:

Oracle Communications Messaging Server - Version 5.2.0 and later
Information in this document applies to any platform.
***Checked for relevance on 14-Sep-2012***


This article provides details about Notification messages, DSNs, and MDNs.

Questions and Answers

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In this Document
Questions and Answers
 What is a Delivery Receipt (DSN)?
 What does a DSN request look like in SMTP?
 How can I see what NOTARY options were requested on an incoming message?
 Can I prevent the MTA from sending DSNs?
 What is a Read Receipt (MDN)?
 How does a client request DSNs or MDNs and how does it respond to MDNs?
 Can I prevent the MTA from sending MDNs?
 Are there any other ways to request read receipt?
 Why did I receive this MDN or DSN?
 What information should I include in a Service Request about a DSN or MDN?
 What does a DSN look like?
 Why does the DSN say the message was Delayed?
 Can I customize the contents of MDNs or DSNs sent by the MTA?
 Why is the Envelope FROM field empty?
 A firewall / virus scanner / anti-spam device rejects / drops my DSNs / MDNs / vacation notices because Envelope FROM is empty
 Why didn't the MTA generate a non-delivery notice when it rejected the message?
 Are there any bugs with any of this?
 Why does the non-delivery notification indicate a different recipient?

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