Install Postfix2013/05/11 |
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Install Postfix to configure SMTP Server. This example shows to configure SMTP-Auth to use Dovecot's SASL function.
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| [1] | Install and Configure Postfix |
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root@mail:~#
aptitude -y install postfix postfix-tls sasl2-bin # Enter +------------------------+ Postfix Configuration +------------------------+ | | | Please select the mail server configuration type that best meets your | needs. | | No configuration: | Should be chosen to leave the current configuration unchanged. | Internet site: | Mail is sent and received directly using SMTP. | Internet with smarthost: | Mail is received directly using SMTP or by running a utility such | as fetchmail. Outgoing mail is sent using a smarthost. | Satellite system: | All mail is sent to another machine, called a 'smarthost', for | delivery. | Local only: | | <Ok> | | +-------------------------------------------------------------------------+ # select 'No Configuration' (configure manually)
+------+ Postfix Configuration +-------+
| General type of mail configuration: |
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| No configuration |
| Internet Site |
| Internet with smarthost |
| Satellite system |
| Local only |
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| <Ok> <Cancel> |
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+--------------------------------------+
root@mail:~# cp /usr/lib/postfix/main.cf /etc/postfix/main.cf
root@mail:~#
vi /etc/postfix/main.cf # line 59: uncomment mail_owner = postfix # line 76: uncomment and specify hostname myhostname = mail.srv.world
# line 83: uncomment and specify domain name mydomain = srv.world
# line 104: uncomment myorigin = $mydomain # line 118: uncomment inet_interfaces = all # line 166: uncomment mydestination = $myhostname, localhost.$mydomain, localhost, $mydomain # line 209: uncomment local_recipient_maps = unix:passwd.byname $alias_maps # line 268: uncomment and specify your LAN mynetworks = 127.0.0.0/8, 10.0.0.0/24
# line 388: uncomment alias_maps = hash:/etc/aliases # line 399: uncomment alias_database = hash:/etc/aliases # line 421: uncomment (use Maildir) home_mailbox = Maildir/ # line 557: make it comment and add below # smtpd_banner = $myhostname ESMTP $mail_name (@@DISTRO@@)smtpd_banner = $myhostname ESMTP
# line 631: add sendmail_path = /usr/sbin/postfix
# line 636: add newaliases_path = /usr/bin/newaliases
# line 641: add mailq_path = /usr/bin/mailq
# line 647: add setgid_group = postdrop
# line 651: make it comment # html_directory =
# line 655: make it comment # manpage_directory =
# line 660: make it comment # sample_directory =
# line 664: make it comment # readme_directory =
# add at the lasdt line: 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_client_restrictions = permit_mynetworks, reject_unknown_client, permit smtpd_recipient_restrictions = permit_mynetworks, permit_auth_destination, permit_sasl_authenticated, reject
root@mail:~#
vi /etc/postfix/header_checks # for example, reject from the addreses "*@example.com"
/^From:.*@example.com/ REJECT
root@mail:~# /etc/init.d/postfix restart Stopping Postfix Mail Transport Agent: postfix. Starting Postfix Mail Transport Agent: postfix. |
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