sendmail SMTP Authentication small problem
mburger at bubbanfriends.org
Thu Sep 23 11:43:59 UTC 2004
On Wed, 22 Sep 2004, Mike Burger wrote:
> 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.
You know what, I worded this poorly, and I'm betting that there's a bunch
of rebuttals waiting for me.
Nevertheless, let me restate. You can't enable SMTP-AUTH for all incoming
mail to your entire mail system, or nothing will ever come in.
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