Questions tagged [postfix]

Open source email server for Unix

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12 views

Ubuntu 18.04 LTS unattended-upgrade killed my mail

OK, I have Kolab 16 as my mail package on top of a fresh install of ubuntu 18.04 LTS. Kolab (v16) includes clamav, roundcubemail, postfix, amavis and some other bits to tie it all together. It's ...
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mailutils and postfix not installing on Kubuntu 18.04 LTS

I've made repeated attempts. I've had to purge a few times, too. I get partial-installs that don't work, don't want to uninstall for me, and don't want to re-install for me. Here is a paste from ...
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What replaced mail-stack-delivery?

Trying to install mail-stack-delivery on 19.10 Eoan I see it's now a transitional package that only installs dovecot-core. Before it used to install both Dovecot and Postfix and write a basic config ...
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SSL Question - about “Unknown Authority”

I went to sslforfree gave my csr info to them and I recieved 2 files from them: 1. ca_bundle 2. certificate.crt I also have my original mydomain.key & the mydomain.csr I then put my .key and ...
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configuration sur ubuntu 16.04

Bonjour. je viens d'installer postfix sur ubuntu 16.04 tout c'est bien passer, j'ai créer un compte virtuelle avec le mémé domaine(sinaly@iserv.lan). maintenant je voudrais accéder a se compte. pouvez ...
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How to configure the mail server [Postfix, PostfixAdmin, Dovecot, Roundcube]

I am mailing the post office for over half a year and still do not work. I have probably looked through all the possible guides but it still doesn't work. Has anyone maybe a proven guide that will ...
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How do I get rid of errors and warnings in /etc/mail.log pertaining to a defunct mailman installation?

I have an Ubuntu 18.04 LTS server that at one point in time was set up (not by me) to run GNU mailman, using Postfix as the MTA. I no longer run any mailinglists on this server, and have ‐ to the ...
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Terminal screen not understood

Terminal Screen when trying to install postfix What do I do with a screen like this? It does not respond in anyway nevermind allowing me to making a choice.
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Postfix wtih Amavis: “mail for localhost loops back to myself”

When I try to send mail from some host on the network to a mailserver (mail-test) using echo "hello!" | sendmail ethan@mail-test.[REDACTED DOMAIN] , I get this undelivered message as a result: <...
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Emails on Send-only mail server not sending

I've been trying to setup my own send-only mail server so I could send emails using PHP scripts, but I've been running into some issues. Whenever I send a test email to my gmail account, it doesn't go ...
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Setting up Postfix to do SPF checks

I'm trying to get our incoming mail set up to do SPF checks in hopes of cutting down on spoofed addresses. We run Postfix from the good old mail-stack-delivery package on Ubuntu 18.04. I followed this ...
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Mail transmits when script run manually but fails as a cron job [closed]

I have a script space_monitor.sh which when ran, will check the used and available disk space in a machine and if the space left is less than a threshold, it will send mail to some mail ids. The ...
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Sending emails from daemons

I am trying to set up daemons such as smartd and an IDS that can send email alerts on my home server. Unfortunately I can't seem to get the email system to work. I have tried simply entering my email ...
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LAN-only email server for Smartmontools and IDS reports

Sorry if I'm posting in the wrong StackExchange site, I'm new here. I am trying to set up a home media/samba server using Ubuntu Server 18.04 LTS. I have installed Smartmontools and an IDS program, ...
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postfix/postfix-script: fatal: mail system startup failed

I am using 16.04.4 LTS (Xenial Xerus) as an instance on AWS EC2. I have set up AWS SES (Simple Email Server). When I run sudo postfix start; sudo postfix reload I get postfix/postfix-script: ...
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mailutils does not send email

I added a few lines in /etc/postfix/main.cf ... relayhost = [smtp.gmail.com]:587 ... smtp_sasl_auth_enable = yes smtp_sasl_password_maps = hash:/etc/postfix/sasl_passwd smtp_sasl_security_options = ...
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Procmail: Send mails per default to deliver

i have a question^^: First i show you an simple procmail rule: DELIVER="/usr/lib/dovecot/deliver -d $LOGNAME" DEFAULT="$HOME/Maildir/" MAILDIR="$HOME/Maildir/" # deliver spam to spam folder :0 w * ^...
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Postfix SASL LOGIN: 535 5.7.8 Authentication failed: wrong user/password

I was trying to set up my postfix email server (mailclient --> postfix/relay host --> smarthost/mailprovider) and got the following errors when sending mails: luke postfix/smtp[9059]: < smtp....
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Using fetchmail for one time extraction from gmail

I'm trying to use fetchmail to remotely extract e-mails from my gmail account. I configured my ~/.fetchmailrc with: poll imap.gmail.com protocol POP3 user "someuser@gmail.com" is oren here ...
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stopeed receiving emails on ubuntu server

we are having ubuntu server for email service on digital ocean. it was working perfectly but recently one of team mates change setting in dns and we are not receiving emails. I am new in ubuntu ...
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mail problem with Postfix: (Outgoing) Connection timed out

I installed Postfix on Ubuntu 18.04 lts and try to send mail with the PHP mail function. What I get in the mail.log follows. Can anyone see a problem in the log output? Jan 27 16:27:23 dv7 postfix/...
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18.04: Unattended Upgrades Don't Send Email Notification

After installing unattended upgrades and set it up correctly with all the security updates. I can see everything in the log files. However, it does not send me email notifications. I have the option ...
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240 views

s-nail: /home/ion/Maildir: No such entry, file or directory

I am trying to setup postfix on my server with this tutorial: https://www.digitalocean.com/community/tutorials/how-to-install-and-configure-postfix-on-ubuntu-18-04 but after running echo 'init' | s-...
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ubuntu 18.04 vps: postfix and webmin users

I have a VPS with ubuntu 18.04. 1.I don't need postfix so I shut it down. What about dovecot? Do I need it or can I stop it as well? 2.I have 40+ users in usermin that I didn't create. I only use ...
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Several questions about my VPS - ubuntu

I noticed some suspicious actions on my vps and I wanted to understand them a bit more. postfix: I saw a lot of actions using postfix in mail.log so I shut postfix down and saw Jan 9 22:58:28 ...
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Must issue a STARTTLS command first when setting up mail server

I am trying to turn my personal pre-existing webserver into an email server so I can send and receive emails using myuser@mydomain.com. I am using Postfix and Dovecot to try and achieve this. I have ...
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236 views

How to add a Reply To: header to mail when using postfix and Mailgun as SMTP server?

I'm trying to add a Reply To: header to mail when using postfix on Ubuntu 19 and SMTP for mailing via Mailgun. Mail works fine when testing with swak, but mail to my final destination @protonmail.com ...
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Postfix Relay Access Denied But Spam Still Being Sent?

I am running a Postfix mailserver on Ubuntu 19.10 and have mynetworks set to localhost so any attempts to relay email are blocked - i.e.: telnet emailserver.com 25 helo testing.com mail from:<test@...
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Configure a simple send-only mailserver for system mail?

I'm running a cloud VM (18.04), and I'm trying to get emails from unattended-upgrades. Can someone tell me the easiest way to get these emails forwarded to me? I've tried several guides for postfix ...
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Trouble setting up postfix and dovecot. Folder permissions?

I've never posted on here so I will do my best to describe the issue. I am also pretty new to linux/ubuntu. (Using ubuntu 18.04) Here goes: I am trying to setup a mail server for my portfolio ...
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101 views

ClamAV not Scanning for Viruses

Currently running Postfix, Amavis, Spamassassin, and ClamAV spam filter which sends to on site Exchange server. Running on Ubuntu Server 16.04 CLI. Everything works and sends mail to Exchange server ...
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18.04 logwatch version is mismatched to postfix-policyd-spf-python — how to escalate?

Ubuntu 18.04 LTS provides the versions shown below of logwatch, postfix, and postfix-policyd-spf-python. This particular release of logwatch is old, and does not correctly process some of the messages ...
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How to enable relaying mails from remote hosts?

When i try to send mail from https://www.smtper.net/ i get error relay access denied. How to configure postfix to accept relay from remote hosts?
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Postfix sends mail with host name instead of domain name [closed]

How can I configure Postfix to send mail from my domain instead of my host name? After installation, Postfix with default configuration my server sends mail to recipients from host.domain.com instead ...
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How to find out witch service is sending an email?

Last week I installed Postfix (only for sending from server) on my Ubuntu 18.04 server. I didn't prepare any service for sending yet, because I want to clear something. In /var/log/mail.log I see many ...
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106 views

How to completely erase Postfix

I install Postfix on my Ubuntu server 18.04 I modified the configuration of the file /etc/postfix/main.cf I made mistakes and I want to restore the original file. So I uninstalled Postfix : $ sudo ...
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226 views

Postfix SASLnot workign on upgrade to 19.10

I upgraded from 18.04LTS to 19.10. However, postfix with SASL (cyrus) has stopped working. It is configured as a smarthost/relay for smtp.office365.com:587 using the normal methods as described widely....
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How to enable webmail in ubuntu using Postfix, Dovecot and Roundcube?

I have already installed Postfix, Dovecot along with Roundcube. But, I am unable to log in to Roundcube. I can send the emails to Gmail and all, but I am not sure about receiving them. Any help would ...
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Howto find which program or site is sending mail through postfix

In the logs of the firewall I've noticed quite some entries originating from my Ubuntu 16.04 webserver. It tries to connect to gmail using port 25 (SMTP) but this (outgoing) port is blocked. In the ...
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Setting up mail server on ubuntu 18.04 with third party dns

Setting up MX records and domains for a VPS through Third Party I have tried looking through multiple guides, topics, etc., on various sites, and can't find anything that walks you through my specific ...
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145 views

Settings in mailutils

Is there a way to set the HELO when using mailutils to send email? There is a similar question here but running mail --config-help does not help. The problem is I send email directly from the webpage ...
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Postfix Mail Server : When smtpUseSSL=true at client, sasl auth is being ignored

Configured postfix server with sasl auth enabled. Could configure the mail client and send emails through server when user/pass is correct and emails won't be send when user/pass is incorrect. So ...
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Need help with enable TLS in Postfix for SMTP Relay connector to Office365

Need help with enable TLS in Postfix for SMTP Relay connector to Office365 I am new to TLS. I`ve successfully configured my Postfix SMTP Relay to relay emails to my internal Application by using ...
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67 views

Not receiving mail notification

I recently installed Nagios Core 4.4.3, after a while I wanted to set up mail notification, I installed Postfix (GMAIL SMTP Config) and the config seems to be fine as I tried to send some mails but ...
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192 views

Change server mail from postfix to sendmail virtualmin

Hi I have already install an ubuntu server with postfix and sendmail mail servers.Although postfix runs perfectly when I go to Virtualmin panel>Virtual Configuration>And choose sendmail mail server to ...
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Mails sent from the command line not appearing in inbox or spam folder

I sent some test mails using the command line. In the log I can see that status = sent, but I am not getting any emails in my inbox or spam folder. Oct 11 15:51:01 ip-10-0-1-80 postfix/local[20606]: ...
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How to get a new mail alert notification popup for Postfix localhost mail in Ubuntu MATE 19.04

I have configured Postfix along with Mailutils to send and receive mails from localhost in Ubuntu MATE 19.04. I can read mails through terminal just fine. Now how do I get new mail alert notification ...
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75 views

How to configure postfix/s-nail to send emails via port 587?

I just configured a home postfix server using dovecot sasl for authentication. S-nail is mua. I can receive email fine and email within local network but sending does not work. After checking the ...
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169 views

Postfix unable to send mail due to connection timeout

I've set up postfix and attempted to send a test email to my hotmail account. However, the outgoing mail is stuck in my mail queue. Attempting to flush the queue does not clear the issue. Looking ...
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298 views

Ubuntu Server, Postfix, Localhost, Temporary Lookup Failure

I installed Ubuntu Server 18.04, installed Apache, MySQL, PhpMyAdmin, Postfix, Dovecot, Mailman, etc from the Ubuntu Server guide on Ubuntu Documentation website and I am getting this error when ...

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