Arch Linux Mail Servers Guide

Complete beginner-friendly guide to mail servers on Arch Linux, including Postfix, Dovecot, and mail server configuration.

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Table of Contents

1. Postfix Setup
2. Dovecot Setup
3. Mail Server Configuration
4. Troubleshooting

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Postfix Setup

Install Postfix

Install Postfix:

# Install Postfix
sudo pacman -S postfix

# Enable service
sudo systemctl enable postfix
sudo systemctl start postfix

Configure Postfix

Edit config:

# Edit main config
sudo vim /etc/postfix/main.cf

Settings:

myhostname = mail.example.com
mydomain = example.com
myorigin = $mydomain
inet_interfaces = all
mydestination = $myhostname, localhost.$mydomain, $mydomain

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Dovecot Setup

Install Dovecot

Install Dovecot:

# Install Dovecot
sudo pacman -S dovecot

# Enable service
sudo systemctl enable dovecot
sudo systemctl start dovecot

Configure Dovecot

Edit config:

# Edit config
sudo vim /etc/dovecot/dovecot.conf

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Mail Server Configuration

Test Mail Server

Test:

# Send test email
echo "Test" | mail -s "Test" [email protected]

# Check mail queue
postqueue -p

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Troubleshooting

Mail Not Sending

Check logs:

# Check Postfix logs
sudo journalctl -u postfix

# Check mail queue
postqueue -p

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Summary

This guide covered Postfix, Dovecot, mail server configuration, and troubleshooting.

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Next Steps

• Arch Linux Networking - Network setup
• Arch Linux Security Configuration - Security
• ArchWiki Mail Server: https://wiki.archlinux.org/title/Postfix

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This guide is based on the ArchWiki. For the most up-to-date information, always refer to the official ArchWiki.