Help & Support

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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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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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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SMTP Long Lines

# Background The [SMTP specification](https://www.rfc-editor.org/rfc/rfc821) provides the protoc...

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How to configure a valid certificate in MailCleaner

# How to configure a valid certificate in MailCleaner By default, MailCleaner uses a self-signed...

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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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ESET Anti-Virus

# Installation Please contact MailCleaner sales to get a trial license. When this is done, you ...

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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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Monitoring MailCleaner with SNMP

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

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Installation of MailCleaner options or add-ons

### Introduction In order to make your MailCleaner options installation easier, we provided an i...

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MailCleaner API Documentation

Download the **mailcleaner-api.tar.gz** and open the **index.html** file

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GitHub Branches

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

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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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MachineLearning

MailCleaner is currently in the processes of developing a new Anti-Spam filter module called Mach...

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Exim queue management

The short way: It is simply Exim MTA queue management with some specificities all binary for exi...

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Bash vulnerability

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

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SpamC score adaptation

This documentation aims to show you how to adapt a SpamC score per domain or even per mailbox. If...

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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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How to report a wrong analyze

Hello, MailCleaner was designed as community and collaborative anti-spam software. To be more pr...

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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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Configure a loadbalancing cluster

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

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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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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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Full Whitelist

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

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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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Minimum requirements

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

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Kaspersky Anti-Virus

# Installation Please contact MailCleaner support to have the Kaspersky add-on option installed....

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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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Freemail

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

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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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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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CPU dependencies for MailCleaner-MachineLearning Module

# CPU dependencies for MailCleaner-MachineLearning Module CPUs have different sets of instructio...

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Ticketing Workflow

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

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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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Extended SPF

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

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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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Password protected archives : Manage a whitelist

When you set the feature > Configuration->Content Protection->Message format controls->Password ...

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MailCleaner user interface customization

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

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DMARC Configuration and purging of reports

### DMARC (Domain-based Message Authentication, Reporting and Conformance) DMARC is a technical ...

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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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[OPTION] Administration of Kaspersky AV

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

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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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White list… why to avoid using it.

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

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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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DNS resolver for MailCleaner

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

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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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Repair a database

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

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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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Disabling FuzzyOCR module for Spamassassin

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

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