[Mimedefang] Repeated attempts with different sender and IP when greylisting

Hello. I recently started using greylisting within Mimedefang on our relays. When TEMPFAIL'ed a spammer resends the same piece of mail every few seconds using a different IP and sender address. This continues until a permanent error is sent (User unknown). How do others deal with this tactic? See

RE: [Mimedefang] Repeated attempts with different sender and IP whengreylisting

Mike, I recently started using greylisting within Mimedefang on our relays. When TEMPFAIL'ed a spammer resends the same piece of mail every few seconds using a different IP and sender address. This continues until a permanent error is sent (User unknown). How do others deal with this tactic?

Re: [Mimedefang] Repeated attempts with different sender and IP whengreylisting

As I read these emails and look at the measures which we must take to prevent/ward-off the chaos inflicted on our systems I think to myself, Oh yea.. those anti-spam laws in the US are working just fabulous! (sigh) My sympathies to all of us out there having to cope with this. -Ben -- Ben

Re: [Mimedefang] Repeated attempts with different sender and IP whengreylisting

On Jul 10, 4:36am, Ben Kamen wrote: } } As I read these emails and look at the measures which we must take to } prevent/ward-off the chaos inflicted on our systems I think to myself, } } Oh yea.. those anti-spam laws in the US are working just fabulous! What anti-spam laws? The CAN-SPAM

Re: [Mimedefang] Repeated attempts with different sender and IP whengreylisting

John Nemeth wrote: What anti-spam laws? The CAN-SPAM act is just that. It actually legalises spam. As long as you follow the rules (including opt-out provisions) you're free to spam to your heart's content. Fortunately, we're free to block them to our hearts' content, too. -- Kelson