Wietse Venema:
> Charles Sprickman:
> > Oops, sorry, "sender_dependent_relayhost_maps" should be
> > "sender_dependent_default_transport_maps" below...
>
> In both cases the lookup is by sender email address, not SASL login.
> And that is the documented behavior.
>
> There is a different appoach, and that is to use the "filter" feature.
>
> /etc/postfix/main.cf:
> ... check_sasl_access /etc/postfix/sasl_access ...
>
> /etc/postfix/sasl_access
> user1: filter relay1:
> user2: filter relay2:
>
> This usage is officially supported for remote deliveries.
Correction: no ":" after user1 or user2.
Wietse