From 88ef5bd4c134f667b47278de7e4dd82e73b49c0b Mon Sep 17 00:00:00 2001 From: Alex Dehnert Date: Mon, 22 Aug 2022 17:35:51 -0400 Subject: [PATCH] Permanently reject unknown recipients I think the setup is stable enough that immediate bounces are useful. --- main.cf | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/main.cf b/main.cf index 52386e9..43b0f1e 100644 --- a/main.cf +++ b/main.cf @@ -212,7 +212,8 @@ local_recipient_maps = unix:passwd.byname $alias_maps # with 450 (try again later) until you are certain that your # local_recipient_maps settings are OK. # -unknown_local_recipient_reject_code = 450 +#unknown_local_recipient_reject_code = 450 +unknown_local_recipient_reject_code = 550 # TRUST AND RELAY CONTROL -- 2.34.1