[Exim] Refuse connection if no MX for sending host

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Autor: Rick Duvall
Data:  
Para: exim-users
Assunto: [Exim] Refuse connection if no MX for sending host
Is there a way to refuse an SMTP connection if the connecting host doesn't
have an MX record in DNS? Is there a downside to doing this?


Sincerely,

Rick Duvall
Online Highways
System Administrator
(541) 997-8401 x 111