The Postfix Home Page

http://www.postfix.org/

安裝 Postfix

yum -y install postfix cyrus-sasl cyrus-sasl-gssapi cyrus-sasl-ntlm cyrus-sasl-md5 cyrus-sasl-plain dovecot

編輯 dovecot 設定檔

vi /etc/dovecot/dovecot.conf

protocols = imap pop3

啟動 pop3

systemctl start dovecot

開機啟動

systemctl enable dovecot

啟動 saslauthd

systemctl start saslauthd

開機啟動

systemctl enable saslauthd

編輯 postfix 設定檔

vi /etc/postfix/main.cf

郵件主機名稱

myhostname = 主機名稱

郵件主機網域名稱

mydomain = 網域名稱

郵件主機發信來源

myorigin = $myhostname

要監聽的網路介面

inet_interfaces = all

要收信的網域名稱

mydestination = /etc/postfix/local-host-names

帳號對照表

virtual_alias_maps = hash:/etc/postfix/virtual

設定信任網域

mynetworks_style = host

規定信任的用戶端

mynetworks = 127.0.0.0/8, 192.168.0.0/24, hash:/etc/postfix/access

規範可以幫忙 relay 的下一部 MTA 主機位址

relay_domains = $mydestination

啟動 SMTP 認證

smtpd_sasl_auth_enable = yes

broken_sasl_auth_clients = yes

smtpd_sasl_type = dovecot

smtpd_sasl_path = private/auth

smtpd_sasl_security_options = noanonymous

smtpd_client_restrictions = permit_sasl_authenticated

smtpd_relay_restrictions = permit_mynetworks, permit_sasl_authenticated, reject_unauth_destination

smtpd_recipient_restrictions = permit_mynetworks, permit_sasl_authenticated

vi /etc/dovecot/conf.d/10-auth.conf

disable_plaintext_auth = no

auth_mechanisms = plain login

vi /etc/dovecot/conf.d/10-mail.conf

mail_location = mbox:~/mail:INBOX=/var/mail/%u

vi /etc/dovecot/conf.d/10-master.conf

service auth 區塊

#unix_listener auth-userdb

unix_listener /var/spool/postfix/private/auth {

  mode = 0666

  user = postfix

  group = postdrop

}

設定接收的網域

vi /etc/postfix/local-host-names

設定郵件帳號對應

vi /etc/postfix/virtual

轉換對照表

postmap /etc/postfix/virtual

postmap /etc/postfix/access

啟動服務

systemctl start postfix

開機啟動

systemctl enable postfix

新增時間	2020-01-22
最後更新	2022-02-09