mailwrapper exited on signal 11 With software comes upgrades. I have been running FreeBSD 6.x on several servers at home. I recently upgraded them to 8.x, using 7.x as a stepping stone. The upgrade process went well. All systems are up and running. However, I have noticed one particular problem which I now know how […]
Obscuring smtp auth headers Privacy is sometimes of concern to mail users. You may be making use of a mail server from a remote location. MTA (Mail Transport Agents), such as Postfix, is often referred as as the outgoing mail server. MTAs include information regarding where you sent this email from. This is standard procedure.
Virus scanning This article outlines how to setup virus scanning using AMaViS (A Mail Virus Scanner), ClamAV, and Postfix. The actions describe below are particular to a FreeBSD system and are applicable to other operating systems by altering the path to the configuration files, and adjusting for other OS-specific issues. What? Virus scanning on non-windows?
Postfix – setting up two outgoing mail servers My ISP blocks outgoing port 25. This means that my mail server at home is unable to send mail directly to its destination. It must relay. From here at home, all my mail goes to one of my public mail servers out on the Internet. Because my
Is your ISP blocking port 25? Here’s a Postfix solution. My ISP started blocking incoming port 25. It’s already blocking outgoing port 25 and I’m handling that. Now it’s time to start accepting incoming mail on the submission port, 587. They aren’t blocking my incoming port 25. But we went through this process for another
Postfix – virtual domains (part II) This is the second of two articles on Postfix. Please read Postfix – virtual domains first. Postfix is my mail server of preference and has been for over a year. But my first article about it was less than two weeks ago. It showed how I installed and configured
Using foo+bar@ email addresses with Postfix and procmail Mail addresses can be expressed as email@example.com. The key point of this article is that the localpart is indeed local. This provides a wide array of possibilities. I will explore just one of those possibilities. Address extensions have been around for some time. They are a conceptual
Postfix – virtual domains This article concentrates on the installation and configuration of Postfix. The emphasis is on the FreeBSD environment although the basics should apply to most operating systems. Virtual domains are touched upon briefly, but Postfix – virtual domains contains more information about the three different types of virtual domains and is recommended