From 32a349250086f7cff7891441e7f643782e25ee0f Mon Sep 17 00:00:00 2001 From: Jason Rothstein Date: Mon, 20 Feb 2023 12:47:06 -0600 Subject: [PATCH] Stop sending delivery status notifications due to creating backskatter spam --- templates/Fedora/35/etc/postfix/main.cf | 1 + templates/Fedora/36/etc/postfix/main.cf | 1 + templates/Fedora/37/etc/postfix/main.cf | 1 + 3 files changed, 3 insertions(+) diff --git a/templates/Fedora/35/etc/postfix/main.cf b/templates/Fedora/35/etc/postfix/main.cf index 5b19283..e26183d 100644 --- a/templates/Fedora/35/etc/postfix/main.cf +++ b/templates/Fedora/35/etc/postfix/main.cf @@ -762,4 +762,5 @@ disable_vrfy_command = yes message_size_limit = {{ postfix_message_size_limit }} smtpd_helo_restrictions = reject_unknown_helo_hostname smtpd_client_restrictions = reject_unknown_reverse_client_hostname reject_unauth_pipelining +smtpd_discard_ehlo_keywords = silent-discard, dsn diff --git a/templates/Fedora/36/etc/postfix/main.cf b/templates/Fedora/36/etc/postfix/main.cf index 5b19283..e26183d 100644 --- a/templates/Fedora/36/etc/postfix/main.cf +++ b/templates/Fedora/36/etc/postfix/main.cf @@ -762,4 +762,5 @@ disable_vrfy_command = yes message_size_limit = {{ postfix_message_size_limit }} smtpd_helo_restrictions = reject_unknown_helo_hostname smtpd_client_restrictions = reject_unknown_reverse_client_hostname reject_unauth_pipelining +smtpd_discard_ehlo_keywords = silent-discard, dsn diff --git a/templates/Fedora/37/etc/postfix/main.cf b/templates/Fedora/37/etc/postfix/main.cf index 5b19283..e26183d 100644 --- a/templates/Fedora/37/etc/postfix/main.cf +++ b/templates/Fedora/37/etc/postfix/main.cf @@ -762,4 +762,5 @@ disable_vrfy_command = yes message_size_limit = {{ postfix_message_size_limit }} smtpd_helo_restrictions = reject_unknown_helo_hostname smtpd_client_restrictions = reject_unknown_reverse_client_hostname reject_unauth_pipelining +smtpd_discard_ehlo_keywords = silent-discard, dsn