Help & Support
Quarantine report configuration
If you think your users dont get the quarantine message the way they should, here is how to inves...
MailCleaner API Documentation
Download the **mailcleaner-api.tar.gz** and open the **index.html** file
Minimum requirements
For production environment, make sure that your hardware meets the minimum requirements: * 2 CPU...
Back scattering
This is rare spam attack. The spammers are faking error messages. For example if you send a real...
SPF Sender Policy Framework
Using SPF to trust your email partners. ## Resume SPF allows a domain to provide a list of IPs ...
SNMP Shell Script
This is a shell script provided by the community in order to checks the MailCleaner overall statu...
Network error after MAC address change
After an hardware crash on hypervisor (VMWare, Hyper-v, KVM) all the network parameters are unset...
MailCleaner sur Amazon Web Services (AWS) FR
## VERSION FRANÇAISE: Bienvenue sur l'article MailCleaner on AWS qui vous décrit les étapes néce...
MailCleaner user interface customization
# User interface customization **WARNING:** When you customize your MailCleaner interfaces or r...
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...
Extended SPF
The standard use of SPF is described in > https://support.mailcleaner.net/boards/3/topics/64-spf...
MailCleaner Demo Server Configuration
## Access to MailCleaner Demo (reference configuration) Some customers report that this is diffi...
Customizing the MailCleaner firewall
If you change the MailCleaner server's firewall rules with iptables directly, the changes will on...
Greylisting Configuration
Greylisting is a method of blocking spam, where The MTA temporarily fails incoming mail from an u...
Modifying Enterprise MailCleaner Source Code
MailCleaner Source Code is GPL, and easily available on your MailCleaner Virtual Appliance, for C...
Configure a loadbalancing cluster
Create a MailCleaner Cluster is a major feature of MailCleaner. ## Installation First, install ...
Configuration > Anti-Spam > global settings
~~~ Trusted IPs/Networks ~~~ The syntax is standard CIDR notation, such as 192.168.1.0/24, one I...
Repair a database
For checking the databases: ~~~ /usr/mailcleaner/bin/check_db.pl --mycheck # On master /usr/mail...
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...
Ticketing Workflow
# About our ticketing process ## Language for requesting support Remember that our support team...
How to configure a valid certificate in MailCleaner
# How to configure a valid certificate in MailCleaner By default, MailCleaner uses a self-signed...
Inserting black/white lists in bulk
Our advice on black or whitelists is to use them as little as possible. In our opinion they shoul...
HTML controls whitelist
Senders can be whitelisted against the HTML controls checks. This will affect all users of th Mai...
Configuration > Anti-Spam > TrustedSources
TrustedSources anit-spam module. ## Enable all trusted path detection The "all trusted path det...
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...
Exim queue management
> **State: Draft** The short way: It is simply Exim MTA queue management with some specificities...
I am getting blacklisted
You have been blacklisted and you want to know why. The first thing to check is for an unusual a...
Cloning the same MailCleaner
This procedure **DO NOT** apply to create a extra node for the cluster. For emergency recovery, ...
MachineLearning
MailCleaner is currently in the processes of developing a new Anti-Spam filter module called Mach...
Reject domains containing capital letters
Domain names shouldnt have any capital letters in them according to RFCs so we decided to forbid ...
VMWareTools for MailCleaner
## Information Enable VMWareTools for MailCleaner server with **open-vmware-tools** and **open-vm...
Freemail
Freemail is the name we give to big emails accounts providers. Those emails accounts dont require...
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...
Modifying the exim configuration files.
In MailCleaner, there are 3 exim servers. The first one, called Incoming queue is the one accept...
Ciphers support
Some of you are wondering why MailCleaner is supporting weak ciphers. We do so to propose the max...
Kaspersky Anti-Virus
# Installation Please contact MailCleaner support to have the Kaspersky add-on option installed....
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...
How to resolve mail spoofing problems
To avoid mail spoofing (forged mails), you can use authentication this way: 1) *(OPTIONNAL !!! : ...
Too much VIRUS/Malwares/Trojans pass through MailCleanner
Hello, PLEASE verify first: message#35 because this issue is normally solved ---------------- ...
How to create a ticket with all informations
Minimizing respond time by providing essential information at ticket creation really improve our ...
White / Black -lists per domain restrictions
Those features involve a modification of the Incoming MTA. Using those will restrict the maximum...
max_input_vars
NOTE : this option has been changed to 3 000 entries so this workaround only applies if you alrea...
Hostlist Entry Formatting
In MailCleaner, there are several features which allow for policies on a hostname or IP basis. He...
Exim 4.94 Upgrade
There have been disclosures made for several critical vulnerabilities with the Exim MTA which is ...
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