centos5+postfix+spamassassin打造全功能的邮件服务器.pdf

CentOS+Postfix+SpamAssassin 打造全功能的邮件服务器 CentOS+Postfix+SpamAssassin 打造全功能的邮件服务器 原文出处：/2008/07/part-1postfixdovecotsaslprocmail.html 系統使用CentOS 5.1 郵件伺服器使用到的软件： Postfix Dovecot SASL Procmail Postgrey Mailscanner Spamassassin ClamAV Mailscanner-mrtg MailWatch Openwebmail MySPAM Part-1:Postfix+Dovecot+SASL+Procmail 一、移除sendmail，安裝POSFIX /etc/init.d/sendmail stop yum install postfix rpm -e sendmail chkconfig --add postfix /etc/init.d/postfix start 二、安裝cyrus-sasl yum install cyrus-sasl 1.設定SASL 啟動 chkconfig saslauthd on service saslauthd start 2.修改SASL 設定 vim /usr/lib/sasl2/smtpd.conf LingPing by 2008/09/12 Page 1 of 30 CentOS+Postfix+SpamAssassin 打造全功能的邮件服务器 pwcheck_method: saslauthd #mech_list: PLAIN LOGIN 三、安裝Procmail yum install procmail 1.設定Procmail vim /etc/procmailrc LOGFILE=/var/log/procmail/procmail.log (其餘指令依需求設定) 2.建立LOG 檔 mkdir /var/log/procmail touch /var/log/procmail/procmail.log chmod 644 /var/log/procmail/procmail.log 3.設定logrotate vim /etc/logrotate.d/procmail /var/log/procmail/procmail.log { monthly size=10M rotate 5 nocompress } 四、安裝dovecot(pop3 與imap) yum install dovecot 1.編輯dovecot vim /etc/dovecot.conf 啟用POP3 protocols = pop3 LingPing by 2008/09/12 Page 2 of 30 CentOS+Postfix+SpamAssassin 打造全功能的邮件服务器 啟用純文字驗證功能 disable_plaintext_auth = no 偽裝歡迎訊息 login_greeting = Microsoft Exchange 2000 POP3 server version 6.0.6603.0 (ex.roc.corp) ready. 2.啟動dovecot chkconfig dovecot on service dovecot start 3.變更郵件檔權限 chmod a+rwxt /var/mail 五、設定Postfix vim /etc/postfix/main.cf 1.對所有界面服務 #inet_interfaces = localhost inet_interfaces = all mail_owner = postfix 2.設定主機名稱及網域設定 mynetworks = /24, /8 mynetworks_style = host myhostname = mydomain = 3.設定procmail 過濾 mailbox_command = /usr/bin/procmail 4.設定使