postfix

Dev/postfix_smtp_relay/etc/postfix/main.cf

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+alias_database = hash:/etc/aliases
+alias_maps = hash:/etc/aliases
+command_directory = /usr/bin
+compatibility_level = 3.10
+daemon_directory = /usr/libexec/postfix
+data_directory = /var/lib/postfix
+debug_peer_level = 2
+debugger_command = PATH=/bin:/usr/bin:/usr/local/bin:/usr/X11R6/bin ddd $daemon_directory/$process_name $process_id & sleep 5
+html_directory = no
+inet_interfaces = all
+inet_protocols = all
+mail_owner = postfix
+mailq_path = /usr/bin/mailq.postfix
+manpage_directory = /usr/share/man
+meta_directory = /etc/postfix
+mydestination = $myhostname, localhost.$mydomain, localhost
+mynetworks = 127.0.0.0/8, 10.102.9.0/24, 10.101.0.0/16, 10.102.1.0/24
+newaliases_path = /usr/bin/newaliases.postfix
+queue_directory = /var/spool/postfix
+readme_directory = /usr/share/doc/postfix/README_FILES
+#relayhost = apshh-de0i.mail.protection.outlook.com
+#relayhost = [apshh.mail.protection.outlook.com]:25
+relayhost = [aps-exch01.aps.local]:25
+#relayhost = 
+sample_directory = /usr/share/doc/postfix/samples
+sendmail_path = /usr/bin/sendmail.postfix
+setgid_group = postdrop
+shlib_directory = /usr/lib64/postfix
+#smtp_sasl_auth_enable = no
+smtpd_sasl_auth_enable = yes
+smtpd_sasl_security_options = noanonymous
+smtpd_sasl_local_domain = $myhostname
+broken_sasl_auth_clients = yes
+smtp_tls_CAfile = /etc/pki/tls/certs/ca-bundle.crt
+smtp_tls_CApath = /etc/pki/tls/certs
+smtp_tls_security_level = may
+smtpd_tls_cert_file = /etc/pki/tls/certs/postfix.pem
+smtpd_tls_key_file = /etc/pki/tls/private/postfix.key
+smtpd_tls_security_level = may
+unknown_local_recipient_reject_code = 550
+myhostname = antares-apo.local
+smtpd_recipient_restrictions = permit_mynetworks, permit_sasl_authenticated, reject_unauth_destination
+

Dev/postfix_smtp_relay/etc/postfix/main.cf.19.02.2026

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+alias_database = hash:/etc/aliases
+alias_maps = hash:/etc/aliases
+command_directory = /usr/bin
+compatibility_level = 3.10
+daemon_directory = /usr/libexec/postfix
+data_directory = /var/lib/postfix
+debug_peer_level = 2
+debugger_command = PATH=/bin:/usr/bin:/usr/local/bin:/usr/X11R6/bin ddd $daemon_directory/$process_name $process_id & sleep 5
+html_directory = no
+inet_interfaces = all
+inet_protocols = all
+mail_owner = postfix
+mailq_path = /usr/bin/mailq.postfix
+manpage_directory = /usr/share/man
+meta_directory = /etc/postfix
+mydestination = $myhostname, localhost.$mydomain, localhost
+mynetworks = 127.0.0.0/8, 10.102.9.0/24, 10.101.0.0/16, 10.102.1.0/24
+newaliases_path = /usr/bin/newaliases.postfix
+queue_directory = /var/spool/postfix
+readme_directory = /usr/share/doc/postfix/README_FILES
+#relayhost = apshh-de0i.mail.protection.outlook.com
+#relayhost = [apshh.mail.protection.outlook.com]:25
+relayhost = [aps-exch01.aps.local]:25
+#relayhost = 
+sample_directory = /usr/share/doc/postfix/samples
+sendmail_path = /usr/bin/sendmail.postfix
+setgid_group = postdrop
+shlib_directory = /usr/lib64/postfix
+smtp_sasl_auth_enable = no
+smtp_tls_CAfile = /etc/pki/tls/certs/ca-bundle.crt
+smtp_tls_CApath = /etc/pki/tls/certs
+smtp_tls_security_level = may
+smtpd_tls_cert_file = /etc/pki/tls/certs/postfix.pem
+smtpd_tls_key_file = /etc/pki/tls/private/postfix.key
+smtpd_tls_security_level = may
+unknown_local_recipient_reject_code = 550
+myhostname = antares-apo.local

Dev/postfix_smtp_relay/etc/postfix/master.cf

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+#
+# Postfix master process configuration file.  For details on the format
+# of the file, see the master(5) manual page (command: "man 5 master" or
+# on-line: https://www.postfix.org/master.5.html).
+#
+# Do not forget to execute "postfix reload" after editing this file.
+#
+# ==========================================================================
+# service type  private unpriv  chroot  wakeup  maxproc command + args
+#               (yes)   (yes)   (no)    (never) (100)
+# ==========================================================================
+smtp      inet  n       -       n       -       -       smtpd
+#smtp      inet  n       -       n       -       1       postscreen
+#smtpd     pass  -       -       n       -       -       smtpd
+#dnsblog   unix  -       -       n       -       0       dnsblog
+#tlsproxy  unix  -       -       n       -       0       tlsproxy
+# Choose one: enable submission for loopback clients only, or for any client.
+#127.0.0.1:submission inet n -   n       -       -       smtpd
+#submission inet n       -       n       -       -       smtpd
+#  -o syslog_name=postfix/submission
+#  -o smtpd_forbid_unauth_pipelining=no
+#  -o smtpd_tls_security_level=encrypt
+#  -o smtpd_sasl_auth_enable=yes
+#  -o smtpd_tls_auth_only=yes
+#  -o local_header_rewrite_clients=static:all
+#  -o smtpd_hide_client_session=yes
+#  -o smtpd_reject_unlisted_recipient=no
+#     Instead of specifying complex smtpd_<xxx>_restrictions here,
+#     specify "smtpd_<xxx>_restrictions=$mua_<xxx>_restrictions"
+#     here, and specify mua_<xxx>_restrictions in main.cf (where
+#     "<xxx>" is "client", "helo", "sender", "relay", or "recipient").
+#  -o smtpd_client_restrictions=
+#  -o smtpd_helo_restrictions=
+#  -o smtpd_sender_restrictions=
+#  -o smtpd_relay_restrictions=
+#  -o smtpd_recipient_restrictions=permit_sasl_authenticated,reject
+#  -o milter_macro_daemon_name=ORIGINATING
+# Choose one: enable submissions for loopback clients only, or for any client.
+#127.0.0.1:submissions inet n  -       n       -       -       smtpd
+#submissions     inet  n       -       n       -       -       smtpd
+#  -o syslog_name=postfix/submissions
+#  -o smtpd_forbid_unauth_pipelining=no
+#  -o smtpd_tls_wrappermode=yes
+#  -o smtpd_sasl_auth_enable=yes
+#  -o local_header_rewrite_clients=static:all
+#  -o smtpd_hide_client_session=yes
+#  -o smtpd_reject_unlisted_recipient=no
+#     Instead of specifying complex smtpd_<xxx>_restrictions here,
+#     specify "smtpd_<xxx>_restrictions=$mua_<xxx>_restrictions"
+#     here, and specify mua_<xxx>_restrictions in main.cf (where
+#     "<xxx>" is "client", "helo", "sender", "relay", or "recipient").
+#  -o smtpd_client_restrictions=
+#  -o smtpd_helo_restrictions=
+#  -o smtpd_sender_restrictions=
+#  -o smtpd_relay_restrictions=
+#  -o smtpd_recipient_restrictions=permit_sasl_authenticated,reject
+#  -o milter_macro_daemon_name=ORIGINATING
+#628       inet  n       -       n       -       -       qmqpd
+pickup    unix  n       -       n       60      1       pickup
+cleanup   unix  n       -       n       -       0       cleanup
+qmgr      unix  n       -       n       300     1       qmgr
+#qmgr     unix  n       -       n       300     1       oqmgr
+tlsmgr    unix  -       -       n       1000?   1       tlsmgr
+rewrite   unix  -       -       n       -       -       trivial-rewrite
+bounce    unix  -       -       n       -       0       bounce
+defer     unix  -       -       n       -       0       bounce
+trace     unix  -       -       n       -       0       bounce
+verify    unix  -       -       n       -       1       verify
+flush     unix  n       -       n       1000?   0       flush
+proxymap  unix  -       -       n       -       -       proxymap
+proxywrite unix -       -       n       -       1       proxymap
+smtp      unix  -       -       n       -       -       smtp
+relay     unix  -       -       n       -       -       smtp
+        -o syslog_name=${multi_instance_name?{$multi_instance_name}:{postfix}}/$service_name
+#       -o smtp_helo_timeout=5 -o smtp_connect_timeout=5
+showq     unix  n       -       n       -       -       showq
+error     unix  -       -       n       -       -       error
+retry     unix  -       -       n       -       -       error
+discard   unix  -       -       n       -       -       discard
+local     unix  -       n       n       -       -       local
+virtual   unix  -       n       n       -       -       virtual
+lmtp      unix  -       -       n       -       -       lmtp
+anvil     unix  -       -       n       -       1       anvil
+scache    unix  -       -       n       -       1       scache
+postlog   unix-dgram n  -       n       -       1       postlogd
+#
+# ====================================================================
+# Interfaces to non-Postfix software. Be sure to examine the manual
+# pages of the non-Postfix software to find out what options it wants.
+#
+# Many of the following services use the Postfix pipe(8) delivery
+# agent.  See the pipe(8) man page for information about ${recipient}
+# and other message envelope options.
+# ====================================================================
+#
+# maildrop. See the Postfix MAILDROP_README file for details.
+# Also specify in main.cf: maildrop_destination_recipient_limit=1
+#
+#maildrop  unix  -       n       n       -       -       pipe
+#  flags=DRXhu user=vmail argv=/usr/local/bin/maildrop -d ${recipient}
+#
+# ====================================================================
+#
+# Recent Cyrus versions can use the existing "lmtp" master.cf entry.
+#
+# Specify in cyrus.conf:
+#   lmtp    cmd="lmtpd -a" listen="localhost:lmtp" proto=tcp4
+#
+# Specify in main.cf one or more of the following:
+#  mailbox_transport = lmtp:inet:localhost
+#  virtual_transport = lmtp:inet:localhost
+#
+# ====================================================================
+#
+# Cyrus 2.1.5 (Amos Gouaux)
+# Also specify in main.cf: cyrus_destination_recipient_limit=1
+#
+#cyrus     unix  -       n       n       -       -       pipe
+#  flags=DRX user=cyrus argv=/usr/lib/cyrus-imapd/deliver -e -r ${sender} -m ${extension} ${user}
+#
+# ====================================================================
+#
+# Old example of delivery via Cyrus.
+#
+#old-cyrus unix  -       n       n       -       -       pipe
+#  flags=R user=cyrus argv=/usr/lib/cyrus-imapd/deliver -e -m ${extension} ${user}
+#
+# ====================================================================
+#
+# See the Postfix UUCP_README file for configuration details.
+#
+#uucp      unix  -       n       n       -       -       pipe
+#  flags=Fqhu user=uucp argv=uux -r -n -z -a$sender - $nexthop!rmail ($recipient)
+#
+# ====================================================================
+#
+# Other external delivery methods.
+#
+#ifmail    unix  -       n       n       -       -       pipe
+#  flags=F user=ftn argv=/usr/lib/ifmail/ifmail -r $nexthop ($recipient)
+#
+#bsmtp     unix  -       n       n       -       -       pipe
+#  flags=Fq. user=bsmtp argv=/usr/local/sbin/bsmtp -f $sender $nexthop $recipient
+#
+#scalemail-backend unix -       n       n       -       2       pipe
+#  flags=R user=scalemail argv=/usr/lib/scalemail/bin/scalemail-store
+#  ${nexthop} ${user} ${extension}
+#
+#mailman   unix  -       n       n       -       -       pipe
+#  flags=FRX user=list argv=/usr/lib/mailman/bin/postfix-to-mailman.py
+#  ${nexthop} ${user}