On 1/04/2004 at 02:22:59, Chris Langsenkamp wrote: > Disabling NUL Sender for us stops a lot more junk than it does > actual bounces, because it seems that most delivery failures are > identified during the attempt, not after the fact by some return > message (there are exceptions for a few systems that will accept > virtually anything and then call back later...gateways maybe? AOL?).
And almost everyone running Exchange. > Personally, I feel that if a system fully accepted a message, then > wants to generate a new message back later, it should identify > itself as [EMAIL PROTECTED] or some such thing. I'm sure > there was a time in history when NUL sender could be trusted to be > legitimate, but facing the onslaught of spam today, it just doesn't > seem viable any longer. How were you planning to prevent infinite loops? Your server sends me a bounce, mine sends your [EMAIL PROTECTED] a bounce for that message, yours sends mine a bounce for that one, mine sends yours a bounce for that one... And how would it help anyway? You'll just be asking for a box called "Disable postmaster@ sender". :) Cheers, Evan To Unsubscribe: http://www.ipswitch.com/support/mailing-lists.html List Archive: http://www.mail-archive.com/imail_forum%40list.ipswitch.com/ Knowledge Base/FAQ: http://www.ipswitch.com/support/IMail/
