如何设置iRedMail，有效拦截垃圾邮件

vim /etc/default/spamassassin

ENABLED=1

vim /etc/mail/spamassassin/local.cf

设置垃圾邮件评分阈值 required_score 5.0 # 启用 Bayes 过滤 use_bayes 1 bayes_auto_learn 1 # 启用网络检查 skip_rbl_checks 0 use_razor2 1 use_dcc 1 use_pyzor 1

systemctl start spamassassin systemctl enable spamassassin

vim /etc/amavis/conf.d/50-user

#启用 SpamAssassin @bypass_spam_checks_maps = (0);

# 设置垃圾邮件标记 $final_spam_destiny = D_DISCARD; # 丢弃垃圾邮件 # $final_spam_destiny = D_REJECT; # 拒绝垃圾邮件

# 设置垃圾邮件评分阈值（可根据实际情况适当调整） $sa_tag_level_deflt = 5.0; $sa_tag2_level_deflt = 6.0; $sa_kill_level_deflt = 10.0;

systemctl restart amavis

vim /etc/postfix/main.cf

启用内容过滤 content_filter = smtp-amavis:[127.0.0.1]:10024 # 设置垃圾邮件标记 header_checks = regexp:/etc/postfix/header_checks

vim /etc/postfix/header_checks