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Install Postfix
2016/06/01 |
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Install Postfix to configure SMTP Server. SMTP uses 25/TCP.
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| [1] | This example shows to configure SMTP-Auth to use Dovecot's SASL function. |
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root@mail:~#
apt-get -y install postfix sasl2-bin # select "No Configuration", configure manually later
+------+ Postfix Configuration +-------+
| General type of mail configuration: |
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| No configuration |
| Internet Site |
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| <Ok> <Cancel> |
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+--------------------------------------+
root@mail:~# cp /usr/share/postfix/main.cf.dist /etc/postfix/main.cf
root@mail:~#
vi /etc/postfix/main.cf # line 78: uncomment mail_owner = postfix # line 94: uncomment and specify hostname myhostname = mail.srv.world
# line 102: uncomment and specify domainname mydomain = srv.world
# line 123: uncomment myorigin = $mydomain # line 137: uncomment inet_interfaces = all # line 185: uncomment mydestination = $myhostname, localhost.$mydomain, localhost, $mydomain # line 228: uncomment local_recipient_maps = unix:passwd.byname $alias_maps # line 270: uncomment mynetworks_style = subnet # line 287: add your local network mynetworks = 127.0.0.0/8, 10.0.0.0/24
# line 407: uncomment alias_maps = hash:/etc/aliases # line 418: uncomment alias_database = hash:/etc/aliases # line 440: uncomment home_mailbox = Maildir/ # line 576: comment out and add # smtpd_banner = $myhostname ESMTP $mail_name (Ubuntu)smtpd_banner = $myhostname ESMTP
# line 650: add sendmail_path = /usr/sbin/postfix
# line 655: add newaliases_path = /usr/bin/newaliases
# line 660: add mailq_path = /usr/bin/mailq
# line 666: add setgid_group = postdrop
# line 670: comment out # html_directory =
# line 674: comment out # manpage_directory =
# line 679: comment out # sample_directory =
# line 683: comment out # readme_directory =
# add to the end: limit an email size 10M message_size_limit = 10485760 # limit mailbox 1G mailbox_size_limit = 1073741824
# for SMTP-Auth settings smtpd_sasl_type = dovecot smtpd_sasl_path = private/auth smtpd_sasl_auth_enable = yes smtpd_sasl_security_options = noanonymous smtpd_sasl_local_domain = $myhostname smtpd_recipient_restrictions = permit_mynetworks,permit_auth_destination,permit_sasl_authenticated,reject root@mail:~# systemctl restart postfix |