From: Wietse Venema (wietseporcupine.org)
Date: Mon May 03 2004 - 06:45:22 CDT

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Sylvan Andrew:
>
> Hi,
>
> I was wondering could anybody please let me know how they handled the iss
>-ue when tmda sends confirm requests to non-existent users/spammers and they
>-end up bouncing all around in the postfix que. Could anyone please share wha
>-t approach they have taken or advice ? Thanks !

When a non-member address sends mail to postfix-users, I send
instructions back, and use the null sender envelope address. This
effectively turns those messages into bounces so that 1) undeliverable
bounces are discarded, 2) I can adjust the queue life time for bounces.

        Wietse

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