In Cuba, web access is extremely censored, so I created a tool that allows more than 50,000 people to browse the Internet through email. Cubans send me an email with an URL in the subject lin...

this is driving me nuts, but for some reason, I cannot access certain ports from outside. I've checked almost every possible setting, but I have no idea why this is not working. I have no idea wher...

I am learning (trying) to build my own mail server in Centos 7 VM. I have come to a problem when my incoming mails are getting rejected. Using POSTFIX I am trying to send emails from gmail to my ma...

I'm trying to send emails via Symfony with Swiftmailer. On the production server I get an error: [2016-08-20 11:59:37] app.ERROR: Exception occurred while flushing email queue: Unable to connect w...

Which is best Postfix Log analyzer? We are looking for good log analyzer for postfix. We need to analyze the following How many mails queued ? How many mails not delivered ? Why mails are n...

i have already install postfix, dovecot, Clamav, Spamassassin and amavisd-new on my centos 5.10. The tutorial is in here : http://catatanlepas.com/komputer/aplikasi/server-mail/postfix/359-in...

I have a postfix email server and there is an issue I want to debug. How can I configure it to send a copy of every email to my email (in addition to delivering the email to its intended recipients...

I'm doing some spam/botnet research and need to accept all email that my mail server receives. I've set postfix up, but I can't seem to figure out how to disable the sender address verification fun...

I'm trying to setup ftw.mail for my postfix installation. Since I'm new to Linux and Python I don't really have a clue whether it is right, goes in the right direction or is rubbish. From the offi...

I want to have postfix to send email in my ROR project. As its safer and hax more functionality. But now I'm quite lost. I installed postfix, got ROR working. But next what should I do? (I only n...

I've been interested in docker for a while, but not jumped in yet. I have a need to set up a mail server, so thought maybe I could use this as a reason to learn more about docker. However, I'...

I am feeling a bit awkward, because I am generating a mail-body with PHP without escaping the variables. In HTML I am using htmlspecialchars() or similar functions, for command lines escapeshellarg...

I have this error 554 Relay access denied when trying to send email from my outlook client. I can read incoming mails but cannot send. If i connect with telnet localhost 25 i can send external em...

How would I go about adding an account to Postfix and secure it with a password? I've already setup everything else, and root works.

I am currently developing a web application based on Java EE, JSF, EJB etc. This application is deployd on a Debian 7.6 and there is Postfix installed. I can use something like this to send email...

I'm trying to troubleshoot why GitLab Omnibus is not sending automated emails using Postfix, which is already installed and configured correctly (it's being used by other applications installed on ...

How do you configure Django and Postfix to send emails for Django apps? I am able to do it using Gmail server settings but I want to send email from my own server using my own domain.

I am trying to set up JavaMail to send and receive emails using Postfix, which is installed on my CentOS7 development box. I have confirmed that postfix is able to display received emails by typing...

I followed the step described in the link below to setup my mac to send out email. http://www.anujgakhar.com/2011/12/09/using-macosx-lion-command-line-mail-with-gmail-as-smtp/ It was working fine...

I have a VPS server which is running postfix + dovecot as mail server. I have already created two accounts which work well. Both can send and receive email via STARTTLS and SSL. But when I added a...

I have a development web server (CentOS LAMP stack) that uses SMTP relays setup in postfix to send email. We use mailgun with multiple users, a setup similar to this, but with specific users instea...

I'm using postfix in combination with Zarafa as Groupware (local server) and import mails from an external server to a mailbox on my local server. I do this, because of restricted resources on the ...

I want to configure my Postfix server as accepting all incoming mails to any arbitrary users who don't have to exist on the system, say [email protected]. Now Postfix says, User unknown in loc...

I am using postfix to send out emails. Its working fine when I send email to other domains but it does not send email when I send emails to the same domain the post fix is configures with. Below i...

I want to make postfix send all emails to a python script that will scan the emails. However, how do I pipe the output from postfix to python ? What is the stdin for Python ? Can you give a code...