From 14ae5a3ebf8f2b6b2907ab4e977883b38e7499be Mon Sep 17 00:00:00 2001 From: Christoph Date: Thu, 15 May 2025 02:59:51 +0200 Subject: [PATCH] install_postfix_advanced.sh: workarround for error: the query to zen.spamhaus.org was blocked due to usage of an open resolver. --- install_postfix_advanced.sh | 17 +++++++++++------ 1 file changed, 11 insertions(+), 6 deletions(-) diff --git a/install_postfix_advanced.sh b/install_postfix_advanced.sh index ff2be97..1ea99eb 100755 --- a/install_postfix_advanced.sh +++ b/install_postfix_advanced.sh @@ -2654,7 +2654,7 @@ smtpd_client_restrictions = permit_mynetworks, # Whitelist clients # - check_client_access btree:/etc/postfix/client_whitelist + check_client_access btree:/etc/postfix/client_whitelist, # White- / Blacklisting # check_sender_access btree:/etc/postfix/access_sender, @@ -2673,15 +2673,20 @@ smtpd_client_restrictions = # blacklisted. Postfix will fetch the client hostname from PTR record. If the hostname is # blacklisted, reject the email. # - # - reject_rhsbl_sender makes Postfix reject email when the MAIL FROM domain is blacklisted. + # - reject_rhsbl_sender makes Postfix reject email when the MAIL FROM domain is blacklisted. # # - reject_rbl_client: This is an IP-based blacklist. When the client IP address is backlisted, # reject the email. # - reject_rhsbl_helo dbl.spamhaus.org, - reject_rhsbl_reverse_client dbl.spamhaus.org, - reject_rhsbl_sender dbl.spamhaus.org, - reject_rbl_client zen.spamhaus.org, + # reject_rhsbl_helo dbl.spamhaus.org, + # reject_rhsbl_reverse_client dbl.spamhaus.org, + # reject_rhsbl_sender dbl.spamhaus.org, + # reject_rbl_client zen.spamhaus.org, + # + reject_rhsbl_helo dbl.spamhaus.org=127.0.1.[2..99], + reject_rhsbl_reverse_client dbl.spamhaus.org=127.0.1.[2..99], + reject_rhsbl_sender dbl.spamhaus.org=127.0.1.[2..99], + reject_rbl_client zen.spamhaus.org=127.0.1.[2..99], # Greylisting check #