On Tue, 2012-11-20 at 12:29 +0000, Jason Ede wrote: > However, ISP's blocking smtp ports for suspected spammers would > help... Ideally they'd block all traffic on port 25 or 587 not sent > through their SMTP engine which would do some basic spam checks... > Nah, prevent all connections except HTML and SMTP/POP3 to the ISPs help desk and set of 'clean your act up' pages, so they can't ignore the mess their computer is in.
You'll note that I said this would require concerted action from all ISPs so the clueless punter can't simply swap their provider without cleaning their act up. Martin