企业级邮件服务器解决方案.doc

一、初始化系统环境主机名：#vim /etc/sysconfig/networkHOSTNAME=#vim /etc/hosts #hostname 安装包：PostfixDovecotMysqlPostfixadminAmavisd+spamClamav二、优化系统性能与安全升级三、配置服务器postfix：#rpm ivh postfix-2.3.3-2.i386.rpm#postconf m #cd /RHEL5u3/Server/#rpm ivh system-switch-mail-0.5.25-12.noarch.rpm#system-switch-mail或者使用alternatives：#alternatives display mta#alternatives config mtadovecot：#cd /RHEL5u3/Server/#rpm ivh dovecot-1.0.7-7.el5.i386.rpmmysql：#cd /RHEL5u3/Server/#rpm ivh mysql-server-5.0.45-7.el5.i386.rpm#rpm ivh mysql-5.0.45-7.el5.i386.rpmpostfix admin：#cd /var/ftp/pub/MAIL/software/postfixadmin#tar zxf postfixadmin-2.1.0.gz C /var/www/html/#cd /var/www/html#mv postfixadmin-2.1.0 postfixadmin#cd postfixadmin#less DATABASE_MYSQL.TXT #service mysqld start#mysql setup(可能需要修改以下文件：#vim /etc/php.iniMagic_quotes_gpc = OffService httpd restart)#cd postfixadmin/#mv setup.php setup.php.bak/IP/postfixadmin/IP/postfixadmin/admin-新建域：域名，描述，别名数-1，邮箱数0-新建管理员：管理员，密码，域/IP/postfixadmin/-新建邮箱postfix：#cd /var/ftp/pub/MAIL/software/allconf/#ls#cp main.cf /etc/postfix/#cp master.cf /etc/postfix/#cp mysql_virtual_* /etc/postfix/#cd /etc/postfix/#vim main.cfBASEVIRTUAL MAILBOX SETTINGSQUOTASASLCONTENT FILTER#man postconf#man 5 postconf#cd /var/ftp/pub/MAIL/doc/#ls 中文文档#cd /usr/share/doc/postfix-2.3.3/#ls#cd README_FILES/#ls#cd /etc/postfix/#ls#vim master.cf (各组件的配置文件)Smtpinetn-n-smtpd (postfix中负责收邮件的组件)Smtpunix-n-smtp(postfix中负责发邮件的组件)#vim mysql_virtual_mailbox_maps.cf （记录用户邮箱信息）#postmap q mysql:/etc/postfix/mysql_virtual_mailbox_maps.cf(/var/spool/mail//blues/ 邮件存放位置)#cd /var/spool#ls ld mail/#chown R postfix:postfix mail/dovecot：#cd /var/ftp/pub/Mail/software/allconf/#cp dovecot.conf /etc/#cp dovecot-mysql.conf /etc/#vim /etc/dovecot.conf#vim /etc/dovecot-mysql.conf#cd /usr/share/doc/dovecot-1.0.7/#cd wiki#ls四、使用测试Squirrelmail：#cd /var/ftp/pub/RHEL5u3/Server#rpm ivh squirrelmail-1.4.8-4.0.1.el5.noarch.rpm php-mbstring-5.1.6-23.el5.i386.rpm#/etc/init.d/postfix/restart#/etc/init.d/dovecot restart#/etc/init.d/httpd restart/IP/webmail/用登陆发邮件用登陆收邮件五、故障排除：#tail f /var/log/maillog #tail /var/log/messages#cd /etc/postfix#ll#chmod 644 mysql_virtual_*#ll#service postfix restart六、实现垃圾邮件过滤和反病毒Clamav：#cd /var/ftp/pub/MAIL/software/clamav/(下载地址：/rpm/)#rpm ivh *.rpm(包括clamav_db,clamav,clamd)#vim /etc/clamd.conf#cd /var/clamav/#ls#cd /var/ftp/pub/MAIL/software/clamav/#tar xf clamav-db.tar#rm rf /var/clamav/#cd .#mv clamav /var/(反垃圾和反病毒库位置)#cd /etc/cron.daily/#ls frashclam#cd /var/ftp/pub/MAIL/software/uncompress-rpm/#ls#yum install *.rpm#cd /var/ftp/pub/MAIL/software/perl-rpm/#rpm ivh nodocs perl-File-Temp-0.19-1.el5.rf.noarch.rpm#yum install *.rpmperl：#cd /var/ftp/pub/MAIL/software/amavisd+spam/#ls#yum install *.rpm#cd /var/ftp/pub/MAIL/software/allconf/#ls#cp amavisd.conf /etc/amavisd.conf#vim /etc/amavisd.conf$mydomain = ;$max_server = 2 （关于调优的，邮件服务器的吞吐量）$QUARANTINEDIR = “/var/virusmails”; (放病毒邮件)local_domains_maps = (“.$mydomain”,”.”); (用于多个邮件域)$sa_mail_body_size_limit = 200*1024 (重点关注的邮件，在220k以下)$sa_spam_subject_tag = *SPAM*; (给垃圾邮件做标记)(配置过滤引擎)/IP/postfixadmin/-新建邮箱（用户virusalert）(建立管理用户)#cp v310.pre /etc/mail/spamassassin/#cp local.cf /etc/mail/spamassassin/#cd /etc/mail/spamassassin/#vim v310.pre#vim local.cf#cd /var/ftp/pub/MAIL/software/allconf/#cp Chinese_rules.cf /usr/share/spamassassin/#cd /usr/share/apamassassin/#ls#/etc/init.d/postfix restart#/etc/init.d/dovecot restart#/etc/init.d/httpd restart#/etc/