dave.markham@??? (David Markham) [Friday, August 09, 2002 8:10 PM]:
> We cant be expected to make home users start configuring their mail
> clients to use AUTH and stuff. We already authenticate users via
> radius for them to be able to send mail in the first place.
>
> Its just a case that any one can sign up with fals info to a free
> isp. Get a dial up account and email address and then just mail away.
Then as someone else also said, have something on your exim outbound relay
* Watch your radius logs for spammers
* Grab his phone number caller ID (if there)
* Drop it into a banned list.
-srs