On Thu, May 08, 2014 at 12:59:03PM -0300, Alfredo Saldanha wrote:
> Legitimate email is the normal authenticated users, newsletter, or something
> else, I suppose.
Legitimate mail here means *inbound* mail to your MX hosts, from
remote sites, that is not known or strongly suspected to be spam.
> I'd like to put a delay in internal spammers cases.
You can apply whatever rate limits you want to *outbound* mail.
> Because I have today "customers" that pay to send 3 thousand spams per day.
If your customers are spamming, and you don't terminate their
access, then you're spamming.
--
Viktor.