* Wietse Venema, 2020-05-09 : > It was implemented in and removed from the un_stable Postfix release.
Thanks for confirming this! > If you want to avoid incompatible changes, use a stable Postfix > release instead. Sure, that's perfectly fair, and I'm not complaining about the removal of the feature from the unstable release; what I was wondering was whether the use of an external policy server was the appropriate/recommended approach. Thomas.