sendmail SMTP Authentication small problem

[Mike Burger]

On Thu, 23 Sep 2004, ipsystem wrote:

> I have made SMTP Authentication with this how-to page. http://www.sendmail.org/~ca/email/auth.html
> 
> It work fine.
> Any one spamer can't send mail via my smtp server.
> 
> But he can send mail via my smtp to my_user at my_domain.com without authentication!
> How to forbid and it too?
> 
> I searched in the documentation to sendmail but have found nothing.
> 
> Thanks.

If you know where they're connecting from, you can block their IP, 
domain, etc.

You can not, however, enable SMTP-AUTH for your entire mail system, or 
nothing will ever get into your system.

-- 
Mike Burger
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