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global setting -- &gt;&nbsp;message deliver
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more specific you can find it under ESM, under Global -&gt; Message Delivery -&gt; Defaults
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more specific you can find it under ESM, under Global -> Message Delivery -> Defaults

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That is where I set it to 20MB, but it is still rejecting messages that are under 10MB.
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That is where I set it to 20MB, but it is still rejecting messages that are under 10MB.

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Just to be clear it is set in KB's so it would be 20480.
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Just to be clear it is set in KB's so it would be 20480.

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This is true the default SMTP Virtual Server settings in the messages tab need to be changed. Make sure to uncheck Limit message size and limit session size.
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This is true the default SMTP Virtual Server settings in the messages tab need to be changed. Make sure to uncheck Limit message size and limit session size.

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I have set sending and receiving message size limits of 20MB in the Message Delivery Properties. However, I have users that are trying to send attachments just over 10MB that are getting their messages rejected by the Exchange server. Is there another area that will reject a message based on attachment size?
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I have set sending and receiving message size limits of 20MB in the Message Delivery Properties. However, I have users that are trying to send attachments just over 10MB that are getting their messages rejected by the Exchange server. Is there another area that will reject a message based on attachment size?

Where to find setting for attachment size limit in Exchange 2003

Exchange is the server side of a collaborative application product that is part of the Microsoft Server infrastructure. Exchange's major features include email, calendaring, contacts and tasks, support for mobile and web-based access to information, and support for data storage.