Adding/Removing Trusted Relays
Trusted relays are internal or external mail relays that you know are safe. Keeping the list of trusted relays accurate and up to date is an important component of spam detection. Any spam sent through unlisted trusted relays will have a much lower detection rate.
You can specify trusted relays on the Email Appliance’s spam detection. This will also improve the troubleshooting and reporting information provided by the Sophos Email Appliance.
page to improve the accuracy of theIf your network does not use a configuration of this kind, leave the Trusted relay list empty.