> I know that. What I *WANT* to know is who (if anyone) is attempting to > bounce spam off my SMTP proxy, so I can go complain to their ISP, the same > way that I do if someone tries to telnet into my network.
A few lines of Perl can pull that information out of your logs. Look for lines like: Aug 2 17:11:38 192.168.254.1 smtp: Rejected (invalid domain "<[EMAIL PROTECTED]>"), [192.168.254.2/1710]->[xxx.xxx.xxx.xxx/25]. -- Alex Howansky Wankwood Associates http://www.wankwood.com/
