Архивы iRedMail

iRedMail: Attachment Blocking with Amavis

It was necessary to block certain attachment formats, as they were often used to send malicious data.

Zabbix: Monitoring Unread Emails

Voicemail messages were arriving in the VoiceMail subfolder of the Inbox, which operators were supposed to listen to and respond to user requests, but sometimes no one read them, so it became necessary to monitor the number of unread emails.

iRedMail. Changing the size of a mail attachment

For example, I’ll take the installed iRedMail-1.6.8 and change the maximum size of the mail attachment.

Google error “Failed to establish SSL secure connection to host”

Once, a user in Gmail set up mail import from a mail server running on iRedMail and received an error in response:

Dovecot. Autoclean email in Trash

I will give an example of automatic deletion of emails that are in the Trash and Junk/Spam folder, by the way, you can delete emails in other folders in the same way.

Changing hostname after installing iRedMail

Once I installed iRedMail on one Ubuntu Server and later I had to change the domain that I specified during installation, so in this article I will describe where I changed it.

Solution “111 Connection refused while connecting to upstream”

Once I noticed an error in the /var/log/nginx/error.log:

iRedMail. Change password complexity

I will give an example of changing the requirements for password complexity in iRedAdmin, they are used to check the entered password, for example, when creating a user or simply changing a password for a user. However, I do not recommend downgrading them.

Solution for ImportError: No module named web

Once I needed to disable the Nginx web server on the same server with iRedmail and install Apache2. And when I tried to start iRedadmin, it did not open, and in the Apache2 logs I saw:

iRedMail. Adding a catch-all account

One customer once asked to set up a forwarding of all email from non-existent addresses in his domain to a specific email address, this is usually called catch-all or luser_relay in postfix.