I probably just changed it on that particular server I used for testing. I was unaware this change, thank you for pointing out. Custom table will...
smtpd_reject_unlisted_sender is enabled by default and as I understand this restriction is applied to all senders. I tried to add a regexp map to...
Hi there, I want to prevent every user to spoof sender address. It is done by enabling the "Reject sender and login mismatch" option. However I...
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