On Sun, 15 Oct 2006, Marc Perkel wrote:
>
> Looking for ACL rules that I can use to drop bad sender domains. This
> would include domains that don't exist. Domains where DNS servers refuce
> the request as opposed to just failing to respond, and other things that
> let me know the domain itself is bogus.
>
Didn't this get covered a few weeks ago?
defer !verify = sender
Trying to get much more fancy than that may result
in 5xx'ing mail from domains that are having temporary
issues. (at least that's my understanding)
--
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Dave Lugo dlugo@??? LC Unit #260 TINLC
Have you hugged your firewall today? No spam, thanks.
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Are you the police? . . . . No ma'am, we're sysadmins.
