Restrict outgoing SMTP to root, exim, and mailman User Whitelist

SavvyGents

Registered
Jun 16, 2015
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Reseller Owner
Good Morning,

I am curious if any knows how to whitelist a user (whm account) to allow access through the Restrict outgoing SMTP?

I have a billing system that connects to Exchange Online and with restrictions enabled I cannot send out.

Thanks for any advice.