From 57e40efc54c230566fd5f6bd10d25692709909b7 Mon Sep 17 00:00:00 2001 From: Guilhem Moulin Date: Thu, 2 Jun 2016 22:24:17 +0200 Subject: postfix: rotate the sender address for verify probes. MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit In order to avoid ‘double-bounce@’ ending up on spammer mailing lists. See http://www.postfix.org/ADDRESS_VERIFICATION_README.html . --- roles/MSA/templates/etc/postfix/main.cf.j2 | 1 + 1 file changed, 1 insertion(+) (limited to 'roles/MSA') diff --git a/roles/MSA/templates/etc/postfix/main.cf.j2 b/roles/MSA/templates/etc/postfix/main.cf.j2 index 85ef821..54be606 100644 --- a/roles/MSA/templates/etc/postfix/main.cf.j2 +++ b/roles/MSA/templates/etc/postfix/main.cf.j2 @@ -105,6 +105,7 @@ smtpd_delay_reject = yes disable_vrfy_command = yes address_verify_sender = $double_bounce_sender@$mydomain +address_verify_sender_ttl = 24h unverified_recipient_defer_code = 250 unverified_recipient_reject_code = 550 -- cgit v1.2.3