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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 通過配置管理腳本安裝
4.2. 配置 Postfix
4.2.1. 轉發配置
4.2.2. 拒收垃圾郵件
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. 傳統Unix風格郵箱配置
4.2.4. 郵件投遞
4.2.5. 隊列配置
4.2.6. 客戶端
4.3. dkim
4.3.1. 增加域名
4.3.2. 測試
4.4. Rspamd
4.5. /var/log/maillog
4.5.1. 計算每分鐘發送數量日誌統計
4.5.2. 虛假地址統計
4.6. Post 命令
4.6.1. postconf - Postfix configuration utility
4.6.2. postsuper
4.6.3. postqueue - Postfix queue control
4.6.3.1. 列出隊列
4.6.3.2. 刷新隊列
4.6.4. postmulti - Postfix multi-instance manager
4.6.4.1. 綁定IP地址
4.6.4.2. postfix 多實例配置
4.6.4.3. 配置 iptables 讓SMTPD發送郵件時依次輪詢外發IP地址,這樣就不會被封鎖。
4.7. Example
4.7.1. 站內電郵發送
4.7.2. EDM 伺服器
4.8. FAQ
4.8.1. SMTP ERROR: RCPT TO command failed: 501 5.1.3 Bad recipient address syntax
4.8.2. connect to gmail-smtp-in.l.google.com[2607:f8b0:400e:c00::1a]:25: Network is unreachable
4.8.3. opendkim[5762]: 3012A802C1DD: [49.213.11.18] [49.213.11.18] not internal
4.8.4. opendkim[12578]: 4CC5C802C382: no signature data
4.8.5. /etc/opendkim/keys/default.private: open(): No such file or directory

Postfix 主頁

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 通過配置管理腳本安裝

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