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install_postfix_advanced.sh: add parameters for 'Postfix DSN Support' to file 'main.cf'.

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This commit is contained in:
Christoph
2025-08-21 00:06:17 +02:00
parent 230ab94ca6
commit 06914fcade
1 changed files with 39 additions and 0 deletions
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39
install_postfix_advanced.sh
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@ -2387,6 +2387,45 @@ virtual_alias_domains =
btree:/etc/postfix/virtual_alias_domains
#======= Postfix DSN Support ============
#
# Use the smtpd_discard_ehlo_keyword_address_maps feature if you wish to allow DSN
# requests from trusted clients but not from random strangers
#
# smtpd_discard_ehlo_keyword_address_maps =
# cidr:/etc/postfix/esmtp_access
#
# /etc/postfix/esmtp_access:
# # Allow DSN requests from local subnet only
# 192.168.0.0/28 silent-discard
# 0.0.0.0/0 silent-discard, dsn
# ::/0 silent-discard, dsn
#
#smtpd_discard_ehlo_keyword_address_maps =
# If you want to disallow all use of DSN requests from the network, use the
# smtpd_discard_ehlo_keywords feature:
#
# /etc/postfix/main.cf:
# smtpd_discard_ehlo_keywords = silent-discard, dsn
#
#
#
# A case insensitive list of EHLO keywords (pipelining, starttls, auth, etc.) that
# the Postfix SMTP server will not send in the EHLO response to a remote SMTP client.
#
#
# Notes:
#
# Specify the silent-discard pseudo keyword to prevent this action from being logged.
#
# Use the smtpd_discard_ehlo_keyword_address_maps feature to discard EHLO keywords selectively.
#
#smtpd_discard_ehlo_keywords = silent-discard, dsn
#======= Rate Limiting ============
# anvil_rate_time_unit (default: 60s)