From 535ec252b5857311b0e306ef95f87f3df2e9087e Mon Sep 17 00:00:00 2001 From: cronekorkn Date: Wed, 17 Jan 2024 18:28:38 +0100 Subject: [PATCH] mua_helo_restrictions Outlook compat --- bundles/postfix/files/main.cf | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/bundles/postfix/files/main.cf b/bundles/postfix/files/main.cf index 2a1affa..4beb65e 100644 --- a/bundles/postfix/files/main.cf +++ b/bundles/postfix/files/main.cf @@ -44,7 +44,9 @@ smtpd_tls_mandatory_protocols = !SSLv2, !SSLv3, !TLSv1, !TLSv1.1 smtpd_restriction_classes = mua_sender_restrictions, mua_client_restrictions, mua_helo_restrictions mua_client_restrictions = permit_sasl_authenticated, reject mua_sender_restrictions = permit_sasl_authenticated, reject -mua_helo_restrictions = permit_mynetworks, reject_non_fqdn_hostname, reject_invalid_hostname, permit +## MS Outlook, incompatible with reject_non_fqdn_hostname and/or reject_invalid_hostname +## https://unix.stackexchange.com/a/91753/357916 +mua_helo_restrictions = permit_mynetworks, permit smtpd_milters = inet:localhost:8891 inet:127.0.0.1:11332 non_smtpd_milters = inet:localhost:8891 inet:127.0.0.1:11332