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jbobst

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Postmaster sending email to junk email addresses?

I have 13 emails in "queues" going to bogus email addresses all in a state of retry.  When I look at the message properties, the sender is postmaster@mydomain.com.  I've done an open relay check, and my domain and ip are clear, so how and why is the postmaster account sending these emails?  Running Exchange 2003 by the way.
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suriyaehnop
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dipak1383, The instructions in your link to set the recipient filter were already done on my server a long time ago, but thanks for the link.

Is there anyway to just tell the server not to try to send NDR to these bogus email accounts or do I just have to leave them in my queue until they expire (or I manually remove them)?
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Simon Butler (Sembee)
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Could anyone point me to the exact telnet commands?  Exchange receives email directly from the internet (our firewall has rules to forward port 25 directly to the exchange server).
These are my instructions for a telnet test.
http://semb.ee/telnettest

Put an invalid recipient at your domain in as the recipient. You should get a rejection.
You get anything else and recipient filtering isn't working.

Simon.
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Sorry for the delay in closing this question.  We have migrated our Exchange Server, so this question is kind of dead for me.  Sorry to leave it open for so long and not follow up.