An SMTP Smarthost is an MTA server which allow a mail server to route email traffic to an intermediate mail server rather than directly to the recipient's server.
This article describes the steps on how to enable and configure the Smarthost feuture in Sophos XG Firewall.
Applies to the following Sophos products and versions Sophos Firewall
Sophos XG Firewall has to be configured in MTA mode, please refer to Sophos XG Firewall: How to configure Email Protection in MTA mode for detailed instructions.
Go to Email > General Settings and scroll down untill Smarthost Settings section. Enable Use Smarthost and provide the following information:
Below are some of the real world case scenarios on the use of Smarthost feature:
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