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On Debian 8 (Jessie) works: $ sudo hostnamectl set-hostname yourdomain.com Then test it this way: $ hostname yourdomain.com


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I could not fix this with postfix, so I decided to remove postfix and install sendmail instead. This is the guide how to configure sendmail to mask sender: http://www.tldp.org/HOWTO/Sendmail-Address-Rewrite-3.html For 3.1 I only needed to include FEATURE(masquerade_envelope) FEATURE(genericstable, `hash -o /etc/mail/genericstable') ...


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Configuration for reporting on the status of mail at login time is handled by pam_mail. Check the corresponding file (e.g. /etc/pam.d/ssh) and make sure that you have a line that looks something like this: session optional pam_mail.so standard noenv May be different depending on your distribution. Check your distro documentation to see how it ...


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Thanks to Jeff Schaller. His comment lead to a solution to the problem. Is the responselog about 1697659298 bytes in size? May be that procmail is trying to append to a large file and getting backed up on itself. – Jeff Schaller 20 hours ago There is suppose to be a cron job that runs to rotate the log file and keep its size down. Once I fixed that ...


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To deal with queues in sendmail you have the qtool.pl utility in the contrib sendmail source code directory. Nowadays in some distributions, qtool.pl is installed together with sendmail. qtool - manipulate sendmail queues EXAMPLES qtool.pl q2 q1 Moves all of the queue files in queue q1 to queue q2. qtool.pl q2 q1/d6CLQh100847 ...


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It is not that postdrop does not supports IPv4, it is that it is expecting also IPv6. The machine is obviously using postfix as a mailer daemon. If the sysadmin has disabled IPv6, postfix should give an warning at least each time it is restarted. Furthermore, if your sysadmin disables IPv6, he ought to finish the job and disable IPv6 support in some of the ...


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The messages you are seeing are explicitly saying that IPv4 is (indeed, is the only) supported protocol. So, yes, and you currently are using a utility which supports IPv4.


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It sounds like you want Exim's address rewriting. In the rewriting section of your Exim config file, you will probably want something along the lines of this: pi@bar.com foo@bar.com Ffr You may need to adjust the flags ("Ffr") to the specific behavior you want. More generally, see: ...


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The issue wasn't rooted in sendmail at all. Using pstree, I was able to determine that there were many more processes that were also hanging, not terminating, and parented by crond. I looked through each of these processes and discovered that one process was doing something along the lines of cat /var/log/some_log_file When I did ls /var/log/some_log_file, ...



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