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Questions tagged [postfix]

Postfix is Wietse Venema's mail server that started life at IBM research as an alternative to the widely-used Sendmail program.

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10 views

Generate postfix log file for current month or last year in 12 log files

I have an issue with my postfix mail server amount of sent emails in 11-5-2019 and when I use pflogsumm command pflogsumm /var/log/mail.log.1 __ /name.txt It generate new days. I need: 1- Command ...
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30 views

How can I know where bounces are coming from?

I have inherited a postfix configuration on a host. The host has been named mail.mydomain.org. I'm trying to have it receive mail for mydomain.org. I've updated the DNS zone for mydomain.org like so:...
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1answer
21 views

Transfer all root mail to the anough user

I want to transfer my root mail to another user (his nick's userto). I do not want to forward mail, because of userto's home directory locate at encryption HDD which I mount when I use it and dismount ...
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1answer
31 views

Why isn't mail arriving at my telnet tests?

I have inherited a postfix installation, possibly not fully configured, and it's not landing mail where it belongs. Here is a paste of a telnet test: user@hostname:~$ telnet mail.myhost.org 25 ...
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20 views

Thunderbird can't find mail server configuration

I'm having issues when it comes to connecting to my mail server using Thunderbird client. The weird thing is that I can connect to my mail server usign telnet in the client "telnet mail.zumsfresh 25" ...
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14 views

Stuck postfix mailq [closed]

I had alot of spam in my mailq from one sender so I deleted it. (Over 80k messages) But now, no emails are going out, logs are showing no error. I also deleted all deffered emails and EMAIL-DAEMON ...
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10 views

How to read content of bayes_seen & bayes_toks

I want to copy spam filter configuration from another server and use it for same domain which I migrated to new server, so I wanted to use it's spam filter, but how can I read it, or copy? I have ...
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13 views

What would be the mail sent count for group mail

I have a group mail ID with 100 members in it. If I send a mail to that group ID, will the send count will be one or hundred? Note: mailer(outlook account) blocks me sending because of the send ...
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1answer
20 views

Inconsistency between Spamassassin command line check vs daemon check

I'm running a mail server with postfix and spamassassin, and I appear to be getting a fair amount of junk mail through. I picked on one email at random to compare what the email headers say ...
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1answer
51 views

failed to start postfix.service: Unit not found

I just got my own VPS with CentOS 7, and I'm trying to install GitLab on it. I'm following the instructions listed here. My problem is the command systemctl start postfix. I did the yum install ...
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1answer
20 views

Closing port 25 for SMTP when using Gmail via Postfix

On my server, I need to send email via Postfix. The SMTP settings are as follows and these work. Email is sent via Gmail properly: relayhost = [smtp.gmail.com]:587 smtp_use_tls = yes ...
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1answer
49 views

opendkim.sock file not being created or does not exist

I'm attempting to configure opendkim on my raspberry email server that has a dovecot/postfix setup already configured. I have followed some tutorials and some forum posts to further diagnose my issue....
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43 views

Debian / Postfix / Header Checks / Changing Subject based on “To:”

I'm trying to configure a change of subject for incoming emails based on the "To:" address of the (virtual) email address, rather unsuccessfully. I run into two problems. The first problem is that I ...
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2answers
50 views

Send mail to SMTP server on same LAN from CLI (confused with Mutt and Postfix)

I need to send mail from CLI (Cron) to a mail server that is on the same LAN. After some googling Mutt seemed like a good option as it appeared simply installing Mutt and adding SMTP options to ....
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17 views

how to omit warnings of mail command, can these warnings be ignored

how to omit the warnings in output of mail command . user@sanadmcode:~> echo "Test mail from postfix" | mail -s "Test Postfix" myemail@domain.com user@sanadmcode:~> send-mail: warning: /etc/...
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Randomly failing services CentOS7 - Monit too [closed]

I've recently created a new CentOS 7 setup with Apache, Nodejs, Lfd and Postfix and i'am also using monit to track failed services. For some reason randomly, services are failing including monit as ...
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30 views

postfix dual delivery to local (virtual) mailbox and google smtp

We're migrating from our own mail server to Google Apps and I need to somehow deliver any incoming mail to both the local mail server and Google until we have everyone moved over. I'm following the ...
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1answer
15 views

How to build Postfix from Debian Salsa Git? (gbp:error: upstream/3.3.2 is not a valid treeish)

I would like to rebuild the Debian package 'postfix'. Without anything fancy, so no local patches and unsigned packages are fine. Here's what I tried: Install some dependencies: $ apt install ...
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9 views

postfix maillog realtime Formatted?

Question: I can "tail" the maillog for a real time view of the postfix mail log BUT... is there anyone out there whom wrote a way to do this that is "reasonably formatted?" Meaning: It's garble......
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25 views

Debian - problem related to procmail

recently I started getting an error like that: This is the mail system at host xxx. I'm sorry to have to inform you that your message could notbe delivered to one or more recipients. It's ...
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1answer
47 views

Repairing postfix - unable to create /root/mailbox.lock

Because of recent policy changes at our office's ISP (no more SSL or TLS 1.0, only TLS 1.1+), I've had to ditch ssmtp as our mail relay on a Debian 9 workstation. I reinstalled postfix, which ...
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163 views

Mutt error SMTP session failed: read error

set ssl_starttls=yes set ssl_force_tls=yes set imap_user = 'name@gmail.com' set imap_pass = 'password' set from='name@gmail.com' set realname='name@gmail.com' set folder = imaps://imap.gmail.com/ ...
1
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1answer
60 views

fail2ban will not ban again after first one expires

I couldn't make fail2ban to block IP address coming up in postfix log on Debian 9. I rewrote the failregex to be like this: NOQUEUE: reject: RCPT from (.*)\[<HOST>\]:(.*) 550 5.7.1 Service ...
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79 views

How to install Postfix in an all default way (no setup wizard) and to be used with no email DNS records?

The following question is a follow up to this question. In a latest Debian 9 stable I desire to install Postfix to send email from my machine to my very own Gmail account by the quickest install ...
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2answers
137 views

Understanding sendmail binary

I have a website with some PHP based CMS on which I'm the only user. This website has a simple contact form (name, email, phone and body) by which I get mail from non registered users. I'd like to ...
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1answer
46 views

Postfix: Whitelist all entries in address book

my postfix currently rejects emails that are potentially SPAM. Howver, some of my contacts have servers that are not correctly configured and I want to avoid rejecting their email. ...
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1answer
67 views

Postfix domain not found

I have set up postfix on a server that has to send all output from root to R*****@gmail.com - But the problem is that when it sends mail it tries and sends to "root@rene-desktop" which I am notified ...
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22 views

change maillog default path in rsyslog

I am using redhat linux and the default location of my postfix is /var/log/maillog . I am trying to change maillog location to /app/log/maillog. I have tried to update rsyslog.conf mail.* ...
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37 views

Rsyslog concatenate postfix output

I'm trying to concatenate postfix log output with rsyslog directly. This is my template. template(name="TestMailTemplate" type="list"){ property(name="timestamp" dateFormat="rfc3339") constant(value="...
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162 views

Update postfix/mail version

When I'm checking my postfix version postconf -d | grep mail_version the output I get is mail_version = 2.11.0 milter_macro_v = $mail_name $mail_version But when I run apt-get install postfix, ...
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203 views

Warning in the logs of Postfix: “restriction NNN ignored: no SASL support”. But it does have SASL support

I have postfix + dovecot + pgsql. All has been working. Recently I've changed something in the config to combat spam. Now I see this in the logs: localhost postfix/smtpd[2299]: warning: restriction `...
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1answer
55 views

Sendmail migration: Replicating all incoming mails to another mailserver

I am migrating a mailserver running sendmail 8.14.3 to a postfix server. The MDA on the new server is Dovecot. In order to ensure a seamless transition, it would be best if incoming mails are ...
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70 views

Why does postfix main.cf contain configuration like readme_directory, manpage_directory etc? [closed]

I am setting up yet another mailserver with postfix. So while configuring I see these configurations in main.cf. Can someone tell me why these are in the main.cf? I mean, why would a daemon config ...
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2answers
129 views

Postfix: Remove the software name in the email header

I need to remove the software name in the email header. Every time when I send the emails, the postfix server sent emails at the destination the emails headers include the following: by mail.example....
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2answers
45 views

Hide “You have old mail” message when logging into shell?

I have a mail system set up on my server (Postfix + Dovecot) that I use for personal and sys-admin email. Every time I login via shell (for all of my accounts), the message "You have old mail." is ...
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2answers
131 views

Sending attachments with GNU mail to @kindle.com

Background: I'm trying to set up a server to regularly pull RSS feeds, package them up in a mobi-ebook and send them to my kindle. Problem: If I configure the server to send to my @kindle.com email ...
2
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1answer
102 views

Automating postfix installation

I have been trying to automatically install postfix in a non-interactive way via startup-script on machine boot up. After a bit of research I found out some suggestion that I could try to install it ...
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39 views

With “reject_sender_login_mismatch” I can no longer send email [duplicate]

I've added "reject_sender_login_mismatch" to "smtpd_sender_restrictions" as was suggested to me. Now I get this when sending an email: <my_email@my_domain.com>: Sender address rejected: not ...
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2answers
404 views

I can't send email via my own Postfix anymore due to enforced restrictions that I made

Until recently my server with Postfix has worked well. Then I enforced some restrictions to a) combat spam b) disable sending emails to me on behalf on my own name -- I have begun receiving emails ...
2
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2answers
51 views

Auto-notify when postfix requires TLS?

I've set up postfix on CentOS 7, and configured it to require STARTTLS to accept incoming mail. I've run into a couple instances where a server doesn't, for whatever reason, support TLS encryption, ...
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1answer
128 views

How to install MIMEDefang on Debian?

I'm trying to install MIMEDefang on my Debian Stretch but it doesn't work out the of box and I can't find any guides that work. After apt install mimedefang I added the following to /etc/postfix/main....
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2answers
182 views

Configure Postfix to Send Mail Using Gmail in Ubuntu 16.04

I have configured Postfix to Send Mail Using Gmail. I have modified the file /etc/postfix/main.cf adding myhostname = fqdn.peris.app mydestination = $myhostname, peris.app, localhost, localhost....
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2answers
731 views

How to fix postfix set-permissions without user named root?

I'm trying to setup Postfix from Entware (a repo for embedded devices). There is no SElinux involved and chroot is disabled in master.cf. # postconf -n command_directory = /opt/sbin ...
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808 views

Postfix send mail problem “connection timed out”

I have Windows 7 local machine and virtualbox Ubuntu virtual machine. i have installed Postfix on it and configured it, but when I try to send test mail I get the following error (in var/log/mail.log ...
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1answer
107 views

Postfix not accepting mail from procmail in Centos7?

I have a Centos 7 server setup with Postfix, Spamassassin and procmail. It works fine, it receives and sends email , it passes it to the spam filter and delivers it to the required user or external ...
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1answer
394 views

Permission problems for postfix to connect to clamav-milter socket

I am running postfix postfix-3.3.1_1,1 and clamav-milter clamav-milter-0.100.1_1 on FreeBSD 11.2. Postfix and the milter are set to communicate via a socket. I am not able to get the milter and ...
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0answers
33 views

Indexing dovecot's date and time in solr

I'm using Solr with dovecot for full text search. Everything working fine but I want to index date or date time. I tried several ways but I can't find the correct field name to index. Few types that ...
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0answers
83 views

Postfix server: Mailman email double checked with SpamAssassin

I have set up postfix with spamassassin, and then added mailman for mailing list management, everything on Debian 9 Stretch: postfix: 3.1.8 mailman: 2.1.13 spamassassin: 3.4.1 The problem is that ...
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0answers
20 views

postfix wont send or receive email [closed]

I am running CentOS7 with postfix and dovecot connect to a mysql backend for user authentication. When I run doveadm user it responds correctly and the mailboxes get created automatically so I know ...
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1answer
242 views

How to add Date: header to received emails without break DKIM signatures

Some server send email without Date header, and Thunderbird doesn't recognize the date.So, I want to use following settings and add Date header. local_header_rewrite_clients = permit_inet_interfaces, ...