Help & Support

How to create a ticket with all informations

Minimizing respond time by providing essential information at ticket creation really improve our ...

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Spectre - Meltdown

Following the announcement of Spectre and Meltdown vulnerabilities, we have installed the latest ...

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How to report to us an unfiltered spam message (false negative) or a legitimate email misclassified as spam (false positive)

WIP The MailCleaner development team maintains several real-time filtering databases. You can he...

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Auto-configuration

# Introduction **The auto-configuration is available only from version 2017.04 (MailCleaner on t...

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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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MailCleaner Newsletter Module (FR)

English version: https://support.mailcleaner.net/boards/3/topics/32-mailcleaner-newsletter-module...

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Number of users / Billing mailbox / Callout

Your MailCleaner statistics doesn't display the correct number of mailbox used? Don't panic ! Th...

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Monitoring MailCleaner with SNMP

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

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[OPTION] Administration of Kaspersky AV

In addition to ClamAV with the latest commercial signatures, MailCleaner implements the famous K...

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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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How to configure MailCleaner on our cloud, when you got your login ?

Hello, You ll need to do at least these 3 things to make MailCleaner working, secure, and efficie...

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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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SMTP issues

- SPF prevented a mail to come in : this is most likely a configuration issue on the side of the ...

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SPF Sender Policy Framework

Using SPF to trust your email partners. ## Resume SPF allows a domain to provide a list of IPs ...

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MailCleaner sur Amazon Web Services (AWS) FR

## VERSION FRANÇAISE: Bienvenue sur l'article MailCleaner on AWS qui vous décrit les étapes néce...

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MailCleaner on Amazon Web Services (AWS)

**French version below / version française ci dessous:** https://support.mailcleaner.net/boards/3...

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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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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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Having quarantine report more frequent than daily

MailCleaner's policy is to deliver the quarantine report at max daily. In fact we think that is m...

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Cloning the same MailCleaner

This procedure **DO NOT** apply to create a extra node for the cluster. For emergency recovery, ...

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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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Logs analyze based on tracing tool

~~~ We are getting way to many false positives. How can I adjust the spam filter agreesive level....

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Minimum requirements

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

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DNS resolver for MailCleaner

How to configure DNS resolver for MailCleaner. Flapping problem in MailCleaner, are often relate...

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VMWareTools for MailCleaner

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

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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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Too much VIRUS/Malwares/Trojans pass through MailCleanner

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

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Modifying Enterprise MailCleaner Source Code

MailCleaner Source Code is GPL, and easily available on your MailCleaner Virtual Appliance, for C...

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SMTP Address Verification on Exchange Servers

Exchange does not natively reject invalid addresses during the SMTP connection. This can cause p...

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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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Disabling FuzzyOCR module for Spamassassin

## Information FuzzyOCR is a SpamAssassin module which allows text detection inside pictures. ##...

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Bash vulnerability

MailCleaner will be automatically patched very soon regarding this vulnerability. However, pleas...

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How to release a mail blocked in dangerous content quarantine

If your MailCleaner is hosted by a MailCleaner Partner or by your company, just contact your IT a...

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White list… why to avoid using it.

http://www.mailcleaner.net/antispam/documentations/whitelist.html See also: message#10

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Newsletter issues

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

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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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MailCleaner Update process

Updates are automatic and checked every 15min by MailCleaner. * there's no update "announcement"...

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Password protected content blocked in content Quarantine

If you want to whitelist a sending domain towards this feature, please read : > https://support.m...

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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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SpamC rules signification

If an email was caught by SpamC, you may want to know what does a rulename mean. This document li...

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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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Whitelists

There is no global whitelist in MailCleaner. The feature called Whitelist will only prevent the f...

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Ticketing Workflow

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

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Configuration > Anti-Spam > TrustedSources

TrustedSources anit-spam module. ## Enable all trusted path detection The "all trusted path det...

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Configuration > Anti-Spam > global settings

~~~ Trusted IPs/Networks ~~~ The syntax is standard CIDR notation, such as 192.168.1.0/24, one I...

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I am getting blacklisted

You have been blacklisted and you want to know why. Running > zgrep -i relay /var/mailcleaner/l...

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MailCleaner user interface customization

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

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SPF configuration

SPF is a very usefull tool to help fighting versus spams and phishings, we strongly recommand to ...

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How to create custom SpamC rules

**Warning :** This documentation is most of the time used to adapt a rule s score : We strongly s...

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Configuration of MailCleaner AntiSpam with Microsoft Office 365

# Office 365 ## Delivery server The destination server configured for your domain ( **Configura...

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