Help & Support
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...
Allow / Block -lists per domain restrictions
Those features involve a modification of the Incoming MTA. Using those will restrict the maximum...
Repair a database
For checking the databases: ~~~ /usr/mailcleaner/bin/check_db.pl --mycheck # On master /usr/mail...
Advantages of the MailCleaner solution with Microsoft Office 365
### Newsletters detection function MailCleaner has a newsletters detection feature allowing users...
GitHub Branches
# Notice Work-in-progress document discussing future MailCleaner development. The 'Legacy' model...
Monitoring MailCleaner with SNMP
Setting up MailCleaner external monitoring via SNMP. ## How MailCleaner is providing monitoring ...
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 ...
SMTP Address Verification on Exchange Servers
Exchange does not natively reject invalid addresses during the SMTP connection. This can cause p...
MailCleaner sur Amazon Web Services (AWS) FR
## VERSION FRANÇAISE: Bienvenue sur l'article MailCleaner on AWS qui vous décrit les étapes néce...
Configure a loadbalancing cluster
Create a MailCleaner Cluster is a major feature of MailCleaner. ## Installation First, install ...
MailCleaner user interface customization
# User interface customization **WARNING:** When you customize your MailCleaner interfaces or r...
SNMP Shell Script
This is a shell script provided by the community in order to checks the MailCleaner overall statu...
MailCleaner Newsletter Module (FR)
English version: https://support.mailcleaner.net/boards/3/topics/32-mailcleaner-newsletter-module...
MailCleaner Newsletter Module
MailCleaner includes a module dedicated to “Newsletters Detection”. It is really important you f...
How to configure a valid certificate in MailCleaner
# How to configure a valid certificate in MailCleaner By default, MailCleaner uses a self-signed...
SPF configuration
SPF is a very usefull tool to help fighting versus spams and phishings, we strongly recommand to ...
MailCleaner Demo Server Configuration
## Access to MailCleaner Demo (reference configuration) Some customers report that this is diffi...
DNS resolver for MailCleaner
## How to configure DNS resolver for MailCleaner. | **WARNING** : Don't use public DNS (i.e Goog...
MailCleaner Network configuration
For more information, please refer to Chapter 1 of the MailCleaner installation manual: https://w...
SMTP Long Lines
# Background The [SMTP specification](https://www.rfc-editor.org/rfc/rfc821) provides the protoc...
How to resolve mail spoofing problems
To avoid mail spoofing (forged mails), you can use authentication this way: 1) *(OPTIONNAL !!! : ...
MailCleaner API Documentation
Download the **mailcleaner-api.tar.gz** and open the **index.html** file
Number of users / Billing mailbox / Callout
Your MailCleaner statistics doesn't display the correct number of mailbox used? Don't panic ! Th...
max_input_vars
NOTE : this option has been changed to 3 000 entries so this workaround only applies if you alrea...
Minimum requirements
For production environment, make sure that your hardware meets the minimum requirements: * 2 CPU...
Newsletter issues
- a newsletter was quarantined despite the domain being configured in "Allow Newsletters by defau...
DMARC Configuration and purging of reports
### DMARC (Domain-based Message Authentication, Reporting and Conformance) DMARC is a technical ...
Log mails subjects and/or attachments names
By default, MailCleaner doesnt log mails subjects nor the attachment names. This is due to the fa...
ClamAV Unofficial Signatures
MailCleaner uses ClaimAV as the default antivirus software when scanning messages. There is a bas...
Manage quarantines in Exchange - O365 - Outlook
# Manage quarantines in Exchange - O365 - Outlook If you do not want to manage quarantines on Ma...
SPF explanation
First thing, if you check this feature and get a message from a domain that doesn't have a SPF, m...
Logs analyze based on tracing tool
~~~ We are getting way to many false positives. How can I adjust the spam filter agreesive level....
Reject domains containing capital letters
Domain names shouldnt have any capital letters in them according to RFCs so we decided to forbid ...
Exim 4.94 Upgrade
There have been disclosures made for several critical vulnerabilities with the Exim MTA which is ...
Kernel Update
MailCleaner currently ships with a rather old version of the Linux kernel; version 3.16.0-11. As ...
Kaspersky Anti-Virus
# Installation Please contact MailCleaner support to have the Kaspersky add-on option installed....
Too much VIRUS/Malwares/Trojans pass through MailCleanner
Hello, PLEASE verify first: message#35 because this issue is normally solved ---------------- ...
ESET Anti-Virus
# Installation Please contact MailCleaner sales to get a trial license. When this is done, you ...
White list… why to avoid using it.
http://www.mailcleaner.net/antispam/documentations/whitelist.html See also: message#10
Configuration of MailCleaner AntiSpam with Microsoft Office 365
# Office 365 From **Configuration->Domains** If you have not already created the domain, selec...
Quarantine report configuration
If you think your users dont get the quarantine message the way they should, here is how to inves...
Ciphers support
Some of you are wondering why MailCleaner is supporting weak ciphers. We do so to propose the max...
MachineLearning
MailCleaner is currently in the processes of developing a new Anti-Spam filter module called Mach...
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...
Password protected content blocked in content Quarantine
If you want to whitelist a sending domain towards this feature, please read : > https://support.m...
[OPTION] Administration of Kaspersky AV
In addition to ClamAV with the latest commercial signatures, MailCleaner implements the famous K...
Back scattering
This is rare spam attack. The spammers are faking error messages. For example if you send a real...
Customizing the MailCleaner firewall
If you change the MailCleaner server's firewall rules with iptables directly, the changes will on...
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...
Watchdogs
MailCleaner Enterprise Edition has a number of Watchdogs which report common errors to MailCleane...