Matus UHLAR - fantomas via Postfix-users:
> Hello,
>
> out customer reported that they started migrating users to 365 services
> (yeah, after they started).
>
> Of course, this means that they are unable to send mail from local system to
> addresses in local domain that are created in 365.
>
>
> I added [email protected] to local_recipient_maps so the address is accepted,
> successfully.
>
> I tried to use fallback_transport and/or fallback_transport_maps
> to ensure all mail with non-existing local users is forwarded to remote
> destination:
>
> [email protected] relay:[example-com.mail.protection.outlook.com]
>
> but the local delivery agent complains about unknown user:
>
> May 29 18:46:09 mail postfix/local[2207]: 4b7XLn4zwqzKsZS:
> to=<[email protected]>, relay=local, delay=0.16, delays=0.06/0.01/0/0.09,
> dsn=5.1.1, status=bounced (unknown user: "test")
>
>
> have I misunderstood the fallback_transport_maps directive or its format?
fallback_transport_maps is searched with the local part not localpart@domain.
However, fallback_transport_maps is not a good way to match unknown users.
allback_transport would be better.
Don't forget to "postfix reload" after changing this setting.
Wietse
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