Help & Support

DNS resolver for MailCleaner

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

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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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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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MailCleaner Demo Server Configuration

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

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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 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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[OPTION] Administration of Kaspersky AV

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

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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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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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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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Extended SPF

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

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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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Greylisting Configuration

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

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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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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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Network error after MAC address change

After an hardware crash on hypervisor (VMWare, Hyper-v, KVM) all the network parameters are unset...

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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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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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Cloning the same MailCleaner

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

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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 report a wrong analyze

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

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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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Monitoring MailCleaner with SNMP

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

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How to resolve mail spoofing problems

To avoid mail spoofing (forged mails), you can use authentication this way: 1) *(OPTIONNAL !!! : ...

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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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