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How to Set Up a Mail Server (Postfix)

  • Xernode
  • 1 min de lectura
  • 9 de abril de 2026
VPS linux vps postfix mailserver email smtp

Introduction

Setting up your own mail server with Postfix on a VPS allows you to send and receive emails using your own domain. This guide shows you how to install and configure Postfix on Ubuntu.

Step-by-step Guide

  1. Update your package list
    • sudo apt update
  2. Install Postfix
    • sudo apt install -y postfix
  3. During installation, select "Internet Site" and enter your domain name when prompted.
  4. (Optional) Reconfigure Postfix if needed
    • sudo dpkg-reconfigure postfix
  5. Check Postfix status
    • sudo systemctl status postfix
  6. (Optional) Install mail utilities for testing
    • sudo apt install -y mailutils
  7. Send a test email

Recommendations

  • Set up proper DNS records (MX, SPF, DKIM) for reliable email delivery.
  • Secure your mail server with SSL/TLS.
  • Regularly monitor your mail logs for issues.

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