Author: Magnus Holmgren Date: To: exim-users Subject: Re: [exim] Bad SMTP commands?
Tuesday 18 April 2006 19:38 skrev Dean Brooks: > On Tue, Apr 18, 2006 at 10:29:28AM -0700, Marc Perkel wrote:
> > Is there any way to count bad SMTP commands? I had someone tell me that
> > a spam trick they use (not Exim) is to count bad smtp commands and drop
> > after 4 of them.
>
> RTFM: smtp_accept_max_nonmail
And smtp_max_synprot_errors and smtp_max_unknown_commands. But if you want to
stop clients trying too many invalid recipients you have to put tests in the
ACLs.