[Cialug] F'n Opt-in Spammers

[Jeff Davis]

What MTA are you using?

Using Postfix it's pretty easy to block
incoming connections that claim to be you.

smtpd_client_restrictions checks the IP/hostname
that is connecting as opposed to the 'MAIL FROM.'

-Jeff


Tim Perdue wrote:
> 
> perdue.net is already in my blacklist, since so much spam was coming in
> from bogus support at perdue.net, admin@, blah@, etc, that I had to ban my
> own damned domain.