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    Question "Block email submissions except from one IP."

    Ok, I'm still trying with the configurations Now I have the following configuration in main.cf smtpd_client_restrictions = check_client_access hash:/etc/postfix/client_access smtpd_recipient_restrictions = permit_mynetworks, permit_sasl_authenticated...
  2. M

    Question "Block email submissions except from one IP."

    Hello, I'm facing the following issue. I need all the email accounts on the server to only allow login if they are from a specific IP address, except for 3 accounts that can login from any IP. How can I achieve this? I tried modifying the blacklists.db but couldn't succeed.
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