How to Setup Postfix Mail Server (SMTP) using null-client Configuration – Part 9

Best Affordable Linux and WordPress Services For Your Business
Outsource Your Linux and WordPress Project and Get it Promptly Completed Remotely and Delivered Online.

If You Appreciate What We Do Here On TecMint, You Should Consider:

  1. Stay Connected to: Twitter | Facebook | Google Plus
  2. Subscribe to our email updates: Sign Up Now
  3. Get your own self-hosted blog with a Free Domain at ($3.45/month).
  4. Become a Supporter - Make a contribution via PayPal
  5. Support us by purchasing our premium books in PDF format.
  6. Support us by taking our online Linux courses

We are thankful for your never ending support.

Gabriel Cánepa

Gabriel Cánepa is a GNU/Linux sysadmin and web developer from Villa Mercedes, San Luis, Argentina. He works for a worldwide leading consumer product company and takes great pleasure in using FOSS tools to increase productivity in all areas of his daily work.

Your name can also be listed here. Got a tip? Submit it here to become an TecMint author.

RedHat RHCE and RHCSA Certification Book
Linux Foundation LFCS and LFCE Certification Preparation Guide

You may also like...

4 Responses

  1. gajendran says:

    Hi, Thanks for great useful post, I need one help, I am using five IP’s.

    Where as when i sent mail from each ip but it shows originating IP : X.X.X.250 only, which means first ip. How to resolve this. where to do..

  2. vikram kumar chakrawarti says:

    postfix null client

  3. Tomas says:

    Just a small thing, you do not need to open the SMTP port on a Postfix null-client – a null-client cannot receive emails from outside, therefore opening the port isn’t required.

Leave a Reply to Paolo Cancel reply

Your email address will not be published. Required fields are marked *

This site uses Akismet to reduce spam. Learn how your comment data is processed.