Currently the mail gateway has plenty of resources and if the mail takes a few seconds longer but it helps to get rid of some potential spam that would be fine with me.


Jim

On 8/17/05, Alex Dean <alex@crackpot.org> wrote:
I'm not sure about your specific question, but won't doing a DNS lookup
for every incoming email cause a big performance hit?  Just curious -
I'm trying to learn more about mail systems myself.

alex

Jim B wrote:

> How can postfix be configured so that postfix will do a reverse dns on
> incoming mail and if it fails then the mail will not be accepted or
> will be discarded?
>
>
> Jim
>
>
>
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