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Assuming that your mail server accepts the TCP connection (instead of telnet waiting for the connection to be dropped and you just typing away:)), try the following (you have errors in your SMTP conversation): telnet localhost 25 helo carlo.ru mail from:<test@localhost> rcpt to:<test@localhost> data test . exit It's helo or ehlo not hello and ...


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Thanks, maybe I wasn't clear, I left some important stuff to say... My isp smtp server is listed on spamhaus so many emails are not getting to inbox but to the spam folder. For this reason, I would like to know how or if it's possible to relay on postfix smtp server (localhost) for outgoing messages or sending messages directly to my clients. Thanks!


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Based on your mail.cf your mail server user dovecot, ssl, private cert ... Maybe is good solution to start from beginning with manual you have or with new. I don't known what you wish/need. For the first aid try to run sudo dpkg-reconfigure postfix and fallow wizard 1) Choose 'Internet with smarthost' (recommended) to use another mail server for ...


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You can edit /etc/aliases file and change the line with postmaster to something like: postmaster: /dev/null This will redirect every mail to postmaster to the trash. It could be better to redirect it to a local file instead of trashing them. Look at your option in man page of aliases After you have made your change to /etc/aliases, run newaliases ...


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Found the issue: Dovecot IMAP had not been configured to use the mbox mail format, which could simply be corrected by adding the following line to my /etc/dovecot/dovecot.conf: mail_location = mbox:~/mail:INBOX=/var/mail/%u In which the mail_location had not been specified previously.


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I found the configuration on the group domain server phpadmin page "forwarding".


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Yes, all supported Ubuntu releases ship with OpenSSL 1.0.2 and most software is linked against OpenSSL for TLS security. Keep in mind that a proper TLS server can be complex to set up correctly. Some quick general recommendations. Server-side ciphersuite ordering The default ciphersuite of OpenSSL includes support for PFS, but does not prioritize that at ...


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I managed to find more information from other sources such as here, here, and here. Finally what I did was: 1) I wrote a script called update_postfix_white_list.bash vi /etc/postfix/update_postfix_white_list.bash 2) Inside it I added: #Parameters {aliases, white_list} file location. aliasesfile="/etc/aliases" ...


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After you have installed the mail server using something like sudo apt-get install mailutils and created the aliases file, you need to let the system read and create a hash file of the aliases configuration. sudo newaliases Changing the aliases file without running the above command afterwards will not make any changes for the system. This post might be ...



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