Stealth Blocking

mike harrison meuon at
Sat May 26 15:11:27 UTC 2001

> 	Lemme expand on #2 just a bit.  Some mail servers will appear
> 	to accept all mail, and not send a 5xx response immediately.
> 	Some won't even generate a bounce message.  But they also won't
> 	forward the message on to its' off-site recipient.  It'll just

I created and run a couple of specialty mail servers that do just that. I
used to  give the errors, and even tried to bounce back the mail to the
sender,  but all we got then was a queue of undeliverable spam. 

Spammers! Arghh!! 

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