Help & Support

Retrieving the whitelist/blacklist/whitelist dedicated to Newsletters

You can get this information by connecting to your master server using SSH. Then connect to the m...

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Getting the summary reports more frequently than daily

MailCleaner sends summaries about the mail caught in spam filters per day, week or month. If you...

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Kernel Update

The current version of MailCleaner originally shipped with a rather old version of the Linux kern...

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Too much VIRUS/Malwares/Trojans pass through MailCleanner

Hello, PLEASE verify first: message#35 because this issue is normally solved ---------------- ...

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Is there a way to whitelist addresses for outbound messages?

The feature to whitelist an address for outbound messages does not currently exist. This feature...

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Allow / Block -lists per domain restrictions

Those features involve a modification of the Incoming MTA. Using those will restrict the maximum...

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Newsletter issues

- a newsletter was quarantined despite the domain being configured in "Allow Newsletters by defau...

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Extended SPF

The standard use of SPF is described in > https://support.mailcleaner.net/boards/3/topics/64-spf...

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GitHub Branches

# Notice Work-in-progress document discussing future MailCleaner development. The 'Legacy' model...

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Fail2Ban

# Fail2ban Usage in MailCleaner <hr/> *Jump straight to [`unban`](#Fail2Ban-management-command)...

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Ticketing Workflow

# About our ticketing process ## Language for requesting support Remember that our support team...

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DNS resolver for MailCleaner

## How to configure DNS resolver for MailCleaner. | **WARNING** : Don't use public DNS (i.e Goog...

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Configure your Google account if using MailCleaner in front

This is a an extract of the official documentation of Google : source: https://support.google.com...

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VMWareTools for MailCleaner

## Information Enable VMWareTools for MailCleaner server with **open-vmware-tools** and **open-vm...

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ClamAV Unofficial Signatures

MailCleaner uses ClaimAV as the default antivirus software when scanning messages. There is a bas...

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Hostlist Entry Formatting

In MailCleaner, there are several features which allow for policies on a hostname or IP basis. He...

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Modifying the exim configuration files.

In MailCleaner, there are 3 exim servers. The first one, called Incoming queue is the one accept...

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Exim 4.94 Upgrade

There have been disclosures made for several critical vulnerabilities with the Exim MTA which is ...

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MailCleaner sur Amazon Web Services (AWS) FR

## !!!!!!Pour le moment MailCleaner n'est plus disponible sur AWS ( 2023/06/15 ) ## VERSIO...

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Manage quarantines in Exchange - O365 - Outlook

# Manage quarantines in Exchange - O365 - Outlook If you do not want to manage quarantines on Ma...

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Newsletter marked with "?Spam" tag

There is no unique tag for newsletters, so if you don't want the **{spam?}** tag you need to set ...

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MailCleaner Newsletter Module

MailCleaner includes a module dedicated to “Newsletters Detection”. It is really important you f...

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Freemail

Freemail is the name we give to big emails accounts providers. Those emails accounts dont require...

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Reindex Log Files

# Work in Progress Script is not published yet. ## Purpose MailCleaner has a script at `/usr/m...

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Exception lists / Sender Rules

# How Sender Rules Work ## What Sender Rules exist There are a variety of rules that can be cre...

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Remove a node from cluster

# Preparation Fist of all, you have to remove this node from your domain's MX record. Be sure th...

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Configuration of MailCleaner AntiSpam with Microsoft Office 365

# Office 365 From **Configuration->Domains** If you have not already created the domain, selec...

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max_input_vars

NOTE : this option has been changed to 3 000 entries so this workaround only applies if you alrea...

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MailCleaner on Amazon Web Services (AWS)

## !!!!!! Actually MailCleaner is NOT available anymore on AWS ( 2023/06/15 ) **French version...

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Minimum requirements

For production environment, make sure that your hardware meets the minimum requirements: * 2 CPU...

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Customizing the MailCleaner firewall

If you change the MailCleaner server's firewall rules with iptables directly, the changes will on...

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Advantages of the MailCleaner solution with Microsoft Office 365

### Newsletters detection function MailCleaner has a newsletters detection feature allowing users...

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MailCleaner InfoBox - The new way to communicate

Dear Customers, we published a new InfoBox intended to facilitate the communication between you,...

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Reject domains containing capital letters

Domain names shouldnt have any capital letters in them according to RFCs so we decided to forbid ...

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MailCleaner Demo Server Configuration

## Access to MailCleaner Demo (reference configuration) Some customers report that this is diffi...

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Quarantine report configuration

If you think your users dont get the quarantine message the way they should, here is how to inves...

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Greylisting Configuration

Greylisting is a method of blocking spam, where The MTA temporarily fails incoming mail from an u...

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SPF explanation

First thing, if you check this feature and get a message from a domain that doesn't have a SPF, m...

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Ciphers support

Some of you are wondering why MailCleaner is supporting weak ciphers. We do so to propose the max...

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Back scattering

This is rare spam attack. The spammers are faking error messages. For example if you send a real...

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Repair a database

For checking the databases: ~~~ /usr/mailcleaner/bin/check_db.pl --mycheck # On master /usr/mail...

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SNMP Shell Script

This is a shell script provided by the community in order to checks the MailCleaner overall statu...

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Not a spam ? How to request a filter adjustment

On the quarantine page: 1. Click on the filter adjustment request icon next to the message of int...

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Monitoring MailCleaner with SNMP

Setting up MailCleaner external monitoring via SNMP. ## How MailCleaner is providing monitoring ...

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Low the scores linked to LOTS_OF_MONEY

If the mail flow of one (or several) of your users is impacted with our rules about LOTS_OF_MONEY...

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MailCleaner user interface customization

# User interface customization **WARNING:** When you customize your MailCleaner interfaces or r...

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Cloning a 2016 version of MailCleaner to a 2019 version

If you have a 2016.xx version of MailCleaner (or earlier) and want to migrate it to our latest ve...

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Log mails subjects and/or attachments names

By default, MailCleaner doesnt log mails subjects nor the attachment names. This is due to the fa...

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Configure a loadbalancing cluster

Create a MailCleaner Cluster is a major feature of MailCleaner. ## Installation First, install ...

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Full Whitelist

# Full Whitelist The full whitelist feature allows mails to bypass all forms of filtering. Unlik...

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