Messages sent to alias+detail end up in INBOX

[Yassine Chaouche]

Could it be postfix's cleanup / trivial-rewrite getting in
the way and rewriting headers  ?

Yassine -- admin sysweb.

Le 2/18/21 à 9:10 PM, ml at shadrinden.ru a écrit :
> On Thu, 18 Feb 2021 14:57:19 -0500
> Daryl Richards <daryl at isletech.net> wrote:
>
>> Do you have propagate_unmatched_extensions turned on?
>>
>> http://www.postfix.org/aliases.5.html shows that has to be on
>> otherwise it could drop the +detail part...
> On my machine it is by default set to
>
> propagate_unmatched_extensions = canonical, virtual
>
> According to man pages, the behavior of these values (canonical and virtual) in this regard seems to be identical:
>
> "      When a mail address localpart contains the optional recipient delimiter
>         (e.g.,  user+foo at domain),  the  lookup  order becomes: user+foo at domain,
>         user at domain, user+foo, user, and @domain."
>
> --
> Respectfully,
> Denis Shadrin