Greetings, Viktor Dukhovni! >> There is no need to sign bounces for email that you don't receive >> but what about non-delivery notifications for mail that is accepted >> and then later found to be undeliverable?
> In my multi-instance configurations, delivery failure to internal > recipients does not happen in the outbound output instance, and > the bad news travels outwards through that separate output > instance that does the signing. > Fragmenting Postfix into task-specific instances makes each > instance easier to manage, but requires some thought in the > initial design. It ultimately pays in non-trivial configurations, > but is probably not for everyone. It's already fragmented that way internally. Given the level of complication it takes to set up the mail server in present times, I don't see the need to waste any more effort than absolutely necessary to make it work. -- With best regards, Andrey Repin Tuesday, February 19, 2019 2:36:38 Sorry for my terrible english...