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To perform any further helo checks

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Naglfar
2021-07-19 23:41:24 +02:00
parent 0399f1d565
commit a34ed8ea8c
1 changed files with 3 additions and 0 deletions
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roles/shell/files/etc/postfix/main.cf
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@@ -50,6 +50,9 @@ smtpd_sasl_auth_enable = yes
smtpd_sasl_security_options = noanonymous
smtpd_sasl_local_domain = $myhostname
# Enforce the requirement for a helo to be sent for each message
smtpd_helo_required = yes
# Don't accept mail from domains that don't exist.
smtpd_sender_restrictions = reject_unknown_sender_domain