Those are often bounce messages originating from your machine.
 

-----Original Message-----
From: Richard Bewley [mailto:[EMAIL PROTECTED] 
Sent: Friday, March 05, 2004 4:32 PM
To: [EMAIL PROTECTED]
Subject: [IMGate] Users with no from address

I'm seeing a lot of this in the logs:

Mar  5 17:22:38 equinox postfix/qmgr[13452]: CBF705F3B0C: from=<>,
size=4408, nrcpt=1 (queue active)

I know we reject when the domain is not found, but how are these getting
through, and is there an smtpd_recipient_restriction to stop them?

Thanks,
Richard


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