How to Customize the Exim System Filter File

The Exim system filter file scans messages that your server has received, but that it has not yet delivered. To add custom filter rules to your Exim configuration, you may either create custom filter rule files for Exim to include in its configuration, or create a custom Exim system filter file.

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Scan Outgoing Mail

You can use the Advanced Editor section of WHM's Exim Configuration Manager interface to configure your mail servers to scan outgoing mail for spam.

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