Richard.Hall wrote: > Hello, hope someone can help with this hypothetical (at the moment) > situation ... > > - spammer sends email to [EMAIL PROTECTED] > - domainA fails to detect that it is spam > - userA has set up forwarding to [EMAIL PROTECTED] > - domainA attempts to forward email to [EMAIL PROTECTED] > - domainB detects that it is spam, and rejects it (5xx) > - domainA sees 5xx, generates NDR, attempts to send it to ... oops, you > guessed, forged sender. > > Is there any way for domainA to prevent the generation, or at least the > transmission, of the NDR? (Other than improving its spam detection > rates!!)
domainA could rewrite its forwarding MTA from the common store-and-forward model into the nonexistent synchronous cutthrough model. Cheers, Jeremy -- ## List details at http://www.exim.org/mailman/listinfo/exim-users ## Exim details at http://www.exim.org/ ## Please use the Wiki with this list - http://www.exim.org/eximwiki/
