From: Magnus Bäck (magnusdsek.lth.se)
Date: Tue Mar 01 2005 - 16:18:47 CST

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On Tuesday, March 01, 2005 at 23:11 CET,
     Warrick FitzGerald <subs.postfix.wfitzgeraldcrtman.com> wrote:

> I'm looking for a way to maintain the original email address that the
> email was sent to in the mail header:

Since Postfix 2.0 this is recorded in the X-Original-To header.

> Here's why:
>
> Many of my user have their own personal domains that have catchall
> accounts. For example:
>
> Bob Smith owns the domain Smith.com
>
> When he subscribes to cnet news he uses the address cnet.newssmith.com
> knowing that any email sent to smith.com will end up in his inbox.
>
> He now want to setup a rule saying when an email arrives for cnet.news
> put it into the cnet.news folder. The problem is that the mail header
> "To:" field is modified to the true user account of Bobsmith.com.
>
> How can I maintain the original email address int he To: field?

Postfix does not modify the To: header unless you explicitly configure
it to do so (via e.g. canoncial_maps).

--
Magnus Bäck
magnusdsek.lth.se

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