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On Sun, Jan 13, 2019, ?????????? ???????????????? via Exim-dev wrote:
> nor I see in the archives my second message about Meta1.
I got it at least twice...
> please enable in Meta1 PRDR by default (e.g. when Meta1 acts as client), for the reasons described at
> https://lists.exim.org/lurker/message/20190111.221619.049721de.en.html (and below).
> * prdr: This feature is turned on if a policy milter is configured.
> so when no pmilter is configured, the text suggests that PRDR is disabled (e.g. when Meta1 acts as client).
I guess you did not read the rest of the relevant documentation
and hence you do not understand why this is done that way
(hint: it can only work using a pmilter).