FortiMail
FortiMail provides advanced, multi-layer protection against the full spectrum of email-borne threats
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Staff
Staff
Description

This article describes how to configure FortiMail to use a specific FQDN for HELO or EHLO during SMTP Greeting (as client).

Scope

FortiMail v7.0

Solution

1) Configure the FortiMail to use a specific FQDN (publicly resolvable) for HELO or EHLO during SMTP Greeting (as client) to prevent the Public IP being blacklisted.

2) Configure the FortiMail to use a specific FQDN for HELO or EHLO during SMTP Greeting (as client).


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3) From the PCAP file, FortiMail used the configured FQDN for HELO or EHLO during SMTP Greeting (as client).


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4) Make sure the FQDN configured in the FortiMail is publicly resolvable.

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