> If you are able to weed out illegitimate recipients, this may go a long
> way to reduce spam, or at least it did for us. Looking the email
> address up in LDAP is *much* cheaper than doing a call-out to the
> backend server(s). Greylisting helps us, too, but seems to "cost" mail
> from broken ser
Hi,
On Fri, 24.04.2009 at 08:47:00 -0400, Mario Vega wrote:
> The two internal servers use several different domains and accept a
> variety of different name formats. In addition, some users have one or
> more aliases. Furthermore, only the primary address is published in
> LDAP. One ser
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