Microsoft KB Archive/237394

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XIMS: Messages with Large Attachments Result in NDRs

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Q237394

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The information in this article applies to:


 * Microsoft Exchange 2000 Server

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SUMMARY
If you send messages with attachments that are larger than the limit specified for the receiving SMTP virtual server, the message may not be delivered, and you may receive the following error message:

Unable to deliver the message due to a communications failure.

The following event is logged in Event Viewer's application log:

"Message delivery to the remote domain 'sampledomain' failed. The error message is 'The operation completed successfully.'"

MORE INFORMATION
By default, each SMTP server has a size limit on messages. This limit can be changed within the Exchange System Manager by selecting the properties for the SMTP virtual server, and changing Limit message size setting.

Additional query words: exch2kp2w

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Issue type : kbinfo

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