2021-08-08

最新推荐文章于 2021-11-10 17:26:45 发布

原创最新推荐文章于 2021-11-10 17:26:45 发布 · 83 阅读

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本文详细介绍了如何在Linux环境中搭建邮件服务器，包括安装必要的软件如Postfix、Dovecot、Mailx和Cyrus SASL，配置相关文件如main.cf和dovecot.conf，并设置防火墙和SELinux策略，最终成功发送邮件的步骤。

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0806作业

搭建邮件服务器，在foxmail上使用xiaoming@example.com给wuneng@ceshi.com用户发一封邮件，内容为biechile。
yum install postfix -y
yum install dovecot -y
yum install mailx -y
yum install cyrus-sasl* -y
vim /etc/postfix/main.cf
myhostname = mail.example.com
mydomain = example.com
myorigin = $mydomain
inet_interfaces = all
mydestination = $ myhostname, localhost.$ mydomain, localhost,$ mydomain
mynetworks = 127.0.0.0/8,192.168.136.0/24
relay_domains = $mydestination
broken_sasl_auth_clients=yes
smtpd_sasl_auth_enable = yes
smtpd_sasl_security_options = noanonymous
smtpd_recipient_restrictions = permit_sasl_authenticated,permit_mynetworks,reject_unauth_destination
vim /etc/dovecot/dovecot.conf
protocols = imap pop3 lmtp submission
login_trusted_networks =192.168.136.0/24
vim /etc/dovecot/conf.d/10-mail.conf
mail_location = mbox:~/mail:INBOX=/var/mail/%u
systemctl stop firewalld
setenforce 0
systemctl restart postfix
systemctl restart dovecot
systemctl restart saslauthd