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Currently when I HELO my server it reports back 'localhost.localdomain'. Due to anti-spam companies not liking this, I need to change it to my FQDN within postfix.<br />
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How do I do this?
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Currently when I HELO my server it reports back 'localhost.localdomain'. Due to anti-spam companies not liking this, I need to change it to my FQDN within postfix.

How do I do this?

Setting the Postfix HELO name

The variety of Linux distributions creates myriad issues relating to configuration and operations when computers are networked, not the least of which is the use of various network management applications, some of which are included with specific distributions, while others are standalone applications.