On Sat, Apr 19, 2025 at 04:50:04PM +0200, Matus UHLAR - fantomas via
Postfix-users wrote:
> > I recommend against "recipient_canonical_maps", it rewrites a subset of
> > the message headers, (To/Cc or Resent-To/Resent-Cc), while in almost all
> > cases one should really rewrite all address-valued headers or none.
>
> wouldn't "recipient_canonical_classes=envelope_recipient" avoid this
> problem?
Use it that wya is wholly redundant, because virtual_alias_maps already
handles this.
> > To rewrite envelope recipients, use "virtual_aliases", not
> > "recipient_canonical_maps".
>
> are these 100% interchangeable?
Well, recipient_canonical_maps is required to be 1-to-1, while
virtual alias rewriting is in principle 1-to-many, but any
1-to-1 table works with either.
--
Viktor.
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