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Chapter 4. postfix - High-performance mail transport agent

Table of Contents

4.1. install
4.1.1. Ubuntu
4.1.2. CentOS
4.1.3. OSCM 通过配置管理脚本安装
4.2. 配置 Postfix
4.2.1. 转发配置
4.2.2. 拒收垃圾邮件
4.2.3. 收件箱配置
4.2.3.1. Mailbox 配置
4.2.3.2. Maildir 配置
4.2.3.3. 传统Unix风格邮箱配置
4.2.4. 邮件投递
4.2.5. 队列配置
4.2.6. 客户端
4.3. aliases
4.4. dkim
4.4.1. 增加域名
4.4.2. 测试
4.5. Rspamd
4.6. /var/log/maillog
4.6.1. 计算每分钟发送数量日志统计
4.6.2. 虚假地址统计
4.7. Post 命令
4.7.1. postconf - Postfix configuration utility
4.7.2. postsuper
4.7.3. postqueue - Postfix queue control
4.7.3.1. 列出队列
4.7.3.2. 刷新队列
4.7.4. postmulti - Postfix multi-instance manager
4.7.4.1. 绑定IP地址
4.7.4.2. postfix 多实例配置
4.7.4.3. 配置 iptables 让SMTPD发送邮件时依次轮询外发IP地址,这样就不会被封锁。
4.8. Example
4.8.1. 站内电邮发送
4.8.2. EDM 服务器
4.9. FAQ
4.9.1. SMTP ERROR: RCPT TO command failed: 501 5.1.3 Bad recipient address syntax
4.9.2. connect to gmail-smtp-in.l.google.com[2607:f8b0:400e:c00::1a]:25: Network is unreachable
4.9.3. opendkim[5762]: 3012A802C1DD: [49.213.11.18] [49.213.11.18] not internal
4.9.4. opendkim[12578]: 4CC5C802C382: no signature data
4.9.5. /etc/opendkim/keys/default.private: open(): No such file or directory

Postfix 主页

4.1. install

4.1.1. Ubuntu

$ sudo apt-get install postfix
			

configure

$ sudo dpkg-reconfigure postfix-config
			

4.1.2. CentOS

# yum install -y postfix			
			
myhostname = mail.example.com
mydomain = example.com
myorigin = $mydomain
inet_interfaces = all
mydestination = $myhostname, localhost.$mydomain, localhost, $mydomain
#mynetworks = 192.168.0.0/24, 127.0.0.0/8
#relay_domains =
home_mailbox = Maildir/
			

4.1.3. OSCM 通过配置管理脚本安装

Postfix Install

# Centos Init
curl -s https://raw.githubusercontent.com/oscm/shell/master/os/centos7.sh | bash
curl -s https://raw.githubusercontent.com/oscm/shell/master/os/selinux.sh | bash
curl -s https://raw.githubusercontent.com/oscm/shell/master/os/iptables/iptables.sh | bash
curl -s https://raw.githubusercontent.com/oscm/shell/master/os/ntpd/ntp.sh | bash
curl -s https://raw.githubusercontent.com/oscm/shell/master/os/ssh/sshd_config.sh | bash

# Install Postfix
curl -s https://raw.githubusercontent.com/oscm/shell/master/mail/postfix/postfix.sh | bash