iredmail

iRedMail Intentional policy rejection

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On an iRedMail, when receiving an email from steam, the mail server rejects the email with the error message “Recipient address rejected: Intentional policy rejection, please try again later”. Jan 31 20:31:46 mail postfix/smtpd[2042109]: Anonymous TLS connection established from smtp-03-tuk1.steampowered.com[208.64.202.39]: TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits) Jan 31 20:31:47 mail postfix/smtpd[2042109]: NOQUEUE: reject: RCPT from … Read more

iredmail

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iRedMail allow you to run your own mail server easily. It use postfix mail server for mail delivery. https://www.iredmail.org iredmail increase mail attachment size iRedMail Intentional policy rejection Login to iredmail admin to manage domain and email users at

iredmail increase mail attachment size

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Default mail attachment size in iredmail is 10 MB. To increase mail attachment size, login to server as user root, run following commands postconf -e message_size_limit=104857600 postconf -e mailbox_size_limit=104857600 systemctl restart postfix Here 104857600 is 100 MB in bytes (100 * 1024 * 1024). Change this as required. Sending very large file using mail attachment … Read more