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Some version information would help. <br />
Also I notice a reference to a POP3 connector there - are you using a POP3 connector? If so then the built in tools (if Exchange 2003) for dropping the messages will probably not work.<br />
<br />
Simon.<br />
<br />
--<br />
Once your question has been answered, please remember to accept an answer and close the question. 
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Some version information would help.
Also I notice a reference to a POP3 connector there - are you using a POP3 connector? If so then the built in tools (if Exchange 2003) for dropping the messages will probably not work.

Simon.

--
Once your question has been answered, please remember to accept an answer and close the question.

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It is Exchange 2003 and we are using POP3 Connector
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It is Exchange 2003 and we are using POP3 Connector

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In order to avoid spammers hitting the Exchange Server, I would like to stop the Exchange Server sending out non delviery reports where a user is not recongised. Coudl someone point me to how I can turn this off please? I want to simply drop the message<br />
<br />
For reference, the non delivery report for users not reconiged is:-<br />
&quot;This is an automatically generated Delivery Status Notification.<br />
<br />
Delivery to the following recipients failed.<br />
<br />
&nbsp; &nbsp; &nbsp; &nbsp;xyz@abc-fs.co.uk<br />
<br />
Received-From-MTA: dns;exchange-pop3-connecto<wbr />r.com<br />
Arrival-Date: Thu, 25 Oct 2007 16:45:04 +0100<br />
<br />
Final-Recipient: rfc822;xyz@abc-fs.co.uk<br />
Action: failed<br />
Status: 5.1.1<br />
<br />
<br />
<br />
Subject:<br />
Test message<br />
From:<br />
Mark Wallace &lt;mwallace@fgh.co.uk&gt;<br />
Date:<br />
Thu, 25 Oct 2007 16:44:15 +0100<br />
To:<br />
xyz@abc-fs.co.uk&quot;
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In order to avoid spammers hitting the Exchange Server, I would like to stop the Exchange Server sending out non delviery reports where a user is not recongised. Coudl someone point me to how I can turn this off please? I want to simply drop the message

For reference, the non delivery report for users not reconiged is:-
"This is an automatically generated Delivery Status Notification.

Delivery to the following recipients failed.

       xyz@abc-fs.co.uk

Received-From-MTA: dns;exchange-pop3-connector.com
Arrival-Date: Thu, 25 Oct 2007 16:45:04 +0100

Final-Recipient: rfc822;xyz@abc-fs.co.uk
Action: failed
Status: 5.1.1



Subject:
Test message
From:
Mark Wallace <mwallace@fgh.co.uk>
Date:
Thu, 25 Oct 2007 16:44:15 +0100
To:
xyz@abc-fs.co.uk"

Stop non delivery receipts on Exchange Server for unknown users

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.