How to block emails that FROM doesn't belongs to server domain list

Glenn Steen glenn.steen at
Thu Aug 16 14:43:38 IST 2012

Den 16 aug 2012 07:16 skrev "Sergio" <secmas at>:
> Hi all,
> how may I can block and delete any email that is trying to be delivered
from the server that the FROM is none of the domains that belongs to the
> Could this be done?
> Best Regards,
> Sergio Cabrera
Do you/your orgsnization allow out-of-office or similar autoresponders?
That might lead to what you describe... Erroneous bouncing might as well.
If it is OoO, and you have to allow that to/from the outside world... You

-- Glenn
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