电子邮件(E-mail)

SMTP服务器: smtp.qq.com 端口: 465（SSL加密）

IMAP服务器: imap.qq.com 端口: 993（SSL加密）

POP3服务器: pop.qq.com 端口: 995（SSL加密）

SMTP

POP

IMAP

Webmail

下载Roundcube https://roundcube.net/download/

浏览器访问http://localhost/webmail/installer.php

sudo apt-get update
sudo apt-get install postfix
sudo dpkg-reconfigure postfix
General type of mail configuration: Internet Site
NONE doesn't appear to be requested in current config
System mail name: example.com
Root and postmaster mail recipient: <admin_user_name>
Other destinations for mail: server1.example.com, example.com, localhost.example.com, localhost
Force synchronous updates on mail queue?: No
Local networks: 127.0.0.0/8
Yes doesn't appear to be requested in current config
Mailbox size limit (bytes): 0
Local address extension character: +
Internet protocols to use: all

sudo apt install dovecot-core dovecot-imapd dovecot-pop3d 

sudo vi /etc/dovecot/dovecot.conf
protocols = imap pop3
sudo vi /etc/dovecot/conf.d/10-mail.conf
mail_location = maildir:~/Maildir
sudo vi /etc/dovecot/conf.d/10-auth.conf
disable_plaintext_auth = no
auth_mechanisms = plain login
!include auth-system.conf.ext
sudo systemctl restart dovecot

sudo apt install apache2 mariadb-server php php-mysql php-gd php-mbstring php-xml php-intl php-curl unzip -y

sudo mysql -u root -p
CREATE DATABASE roundcubemail DEFAULT CHARACTER SET utf8 COLLATE utf8_general_ci;
GRANT ALL PRIVILEGES ON roundcubemail.* TO 'roundcube'@'localhost' IDENTIFIED BY 'your_strong_password';
FLUSH PRIVILEGES;
EXIT;

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