Open source email server for Unix

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Thunderbird password error when connecting to Linux Ubuntu Server with MySQL, Postfix, Dovecot

I'm trying to build a server that can host email and allow me to connect into the email server from thunderbird. I've followed these instructions ...
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1answer
3k views

Postfix relay access denied, NOQUEUE: reject

In trying to set up Postfix to use dovecot for SASL (using mysql for virtual_*) I am unable to send email, either through telnet or Outlook, to a domain other than the one that is on the server. I am ...
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3answers
897 views

Having a problem to send message to gmail from our mail server

We use Ubuntu Server and in a days I have installed and configured Postfix+Dovecot+MySQL as it is explained here. From that tutorial I escaped creating certificates and antispam application. Right now ...
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18 views

ClamAV with Amavis only scan localhost Emails

I have followed this Tutorial https://help.ubuntu.com/community/PostfixAmavisNew and setup to scan all my Mails by ClamAV Antivirus. If I send an Email in localhost than ClamAV is scanning the Email ...
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22 views

How do I get postfix and dovecot to connect to outside domains?

I have been trying, for the last few hours now, to get dovecot and postfix to send emails to services like GMail and a web hosting email. I know (and hope) that they are not blocking my server. Its a ...
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3answers
17k views

Use /etc/aliases for outgoing mail relayed by postfix with local domain

I'm using Ubuntu 12.04 with postfix configured as satellite system that relays outgoing mail to Gmail. For sake of example, my registered domain is example.com I want root cronjobs' error output to be ...
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3answers
4k views

Postfix + Dovecot - not receiving mail in vmail directory

i have been spending countless hours on this and now i figured id come to the 'internet' for help. I have installed a new install of postfix + dovecot + mysql. Right now, i am able to receive email ...
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1answer
4k 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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13 views

Postfix smtpd_recipient_restrictions

I have been trying to set this correct for a while now but it will either come up and reject every host I try to send to or the SMTP server will not come up. Is there anyway I can permit all ...
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1answer
19 views

Send mail using SMTP from multiple computers using just an ubuntu server?

I have multiple computers in my LAN and I have one dedicated server online. I would like each of these computers to connect via SMTP to the dedicated server and be able to send an email out to me. ...
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19 views

service dovecot is not found

Im trying to follow a guide for setting up a postfix/dovecot mail server. It tells me to: apt-get install dovecot-common It installs dovecot-core instead. After that, the guide tells me to restart ...
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112 views

How to set 'reply-to' to sender's address when using forward

I am using postfix with virtual mailboxes (mysql), and I successfully setup a "mailing list" by creating a forward that sends copies of a given e-mail to multiple recipients. Now, when the e-mail is ...
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29 views

How to add “Reply-To” header to forwarded e-mails with Postfix

I use a virtual alias to create a simple distribution list to make communication easier within our group. I'd like to add a "Reply-To" header to e-mails being forwarded through the virtual alias, ...
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1answer
30 views

Multithreaded Mail server

I need to create a multuthreaded mail server on ubuntu 14.04. So i opted for Postfix which is default smtp server on ubuntu. but now I am stuck with multithreading in postfix. how can i perform ...
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1answer
23 views

How to debug problems the PHP mail function?

I'm writing my post in continue to this post on stackoverflow http://stackoverflow.com/questions/28781376/why-wp-mail-function-returns-false I am working on a website with a contact form that has to ...
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62 views

Postfix/dovecot mail server can send/receive local, but can't send on remote

I'm having an issue which I noticed much too late.. Apparently when I'm in my mailbox local, thus on the VPS machine itself, I can receive and send mail. However, when I open my mailbox in any mail ...
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1answer
75 views

My Ubuntu mail server rejects incoming mails

i had installed my ubuntu server, postfix and rest using the link https://www.howtoforge.com/perfect-server-ubuntu-14.10-with-apache-php-myqsl-pureftpd-bind-postfix-doveot-and-ispconfig But incoming ...
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49 views

Dovecot imap connection closed by remote host

I have setup postfix and dovecot on my ubuntu 14.04 on a digitalocean droplet. When I telnet to my localhost on imap, I get the output below, can anyone help me.. telnet 127.0.0.1 143 Trying ...
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1answer
97 views

Postfix, Dovecot mail server can send mails but not recive

I'm new to linux servers and just got myself a VPS from Ovh. Also got a domain though ovh. I have tried to use this Tutorial to set it up. And I guess that somewhere I must have messed up. Have ...
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24 views

Error on login to Usermin

I tried logging in into usermin and I get this error Failed to login to IMAP server : [AUTHENTICATIONFAILED] Authentication failed. This is an output of my dovecot -n '#2.2.9: ...
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50 views

DOVECOT: Access denied

I am trying to set up a mail server following this tutorial: http://www.starbridge.org/spip/spip.php?article12#dovecot-sasl-lda-imap-et-sieve I cannot receive emails on my email client (thunderbird). ...
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3answers
3k 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 ...
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1answer
1k views

Using DKIM in my server for multiple domains (websites)

I've read the tutorial posted by MountainX (Setup DKIM (DomainKeys) for Ubuntu, Postfix and Mailman), but I can't figure out how to apply this steps if I want to host and send e-mails for several ...
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33 views

Can send mail, but not receive mail. What's going wrong?

I created a new server with Ubuntu 14.04 on it and set everything like I had on my previous server (nothing strange or different as it should) (12.04), but strangely.. I cannot receive mail. A few ...
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46 views

INSTALLING POSTFIX: VDA patch

I am trying to install the VDA POSTFIX patch on a server (http://vda.sourceforge.net/) without success. I downloaded it: wget http://vda.sourceforge.net/VDA/postfix-vda-v13-2.10.0.patch cd ...
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14 views

Ubuntu14 dns+roundcube issue

I'm on a configuration of a mail server with dovecot and roundcube. When I try to log into roundcube panel a message box says: error connection to storage DESCRIPTION: (eth0 192.168.1.1) static ...
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36 views

Problem configuring postfix

I have had postfix running on a gentoo server, but configuration files are very different on ubuntu, and I have two problems that don't seem related to me. If I sent mail (using Thunderbird) to ...
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34 views

Why does this fail to make my postfix configuration step non-interactive?

I have a bash script to automate configuration of new Ubuntu systems. It works, except that postfix's process installation persists in bringing up a menu-based interface. I followed the answer given ...
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1answer
4k 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. ...
2
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1answer
1k views

Postfix not receiving mail from email but does from sendmail?

I'm trying to forward mail from my server (lets call it tacobell.com) to an external GMail account using postfix. I was following this tutorial. The problem is when I send mail using another GMail or ...
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36 views

How can I migrate my existing mailboxes from sendmail to Postfix?

I am currently using sendmail + Webmail, which was configured by someone else and I was trying to understand the configurations of sendmail but it looks pretty tough for me. I want to use Postfix ...
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52 views

Now after upgrade from 12.04.5 LTS to 14.04.1 LTS Dovecot will not authen. system users

I've had 12.04.5 LTS with Postfix and Dovecot working for a long time now, but now after upgrading to 14.04.1 LTS Dovecot will not authenticate the system users. Dovecot will however work fine for ...
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1answer
205 views

squirrelmail unable to send / receive mail

I am configuring my own mail server for my domain after installing dovecot, postfix and squirrelmail I am stuck again. This time when i try to sendmail to an outside e-mail address I get this error : ...
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41 views

Set up Postfix to send but not receive mail

I want to set up my web server (Ubuntu 14.04) so that I can use contact forms, forum email confirmations, etc. without having to go through Gmail or some other server. I don't want to receive emails, ...
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92 views

Accessing Virtual Mailboxes using Postifx, Dovecot, and Postgresql Ubuntu 12.04

Ok, so I'm running a server distro of Ubuntu, I think it's 12.04 (I know it's 12, forgot the subversion) with postfix as SMTP, dovecat for IMAP, and postgresql for my virtual mailbox databases. I ...
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144 views

Ubuntu 14.04 postfix install can receive, send from telnet, can't send from other local machines w/Thunderbird

I installed postfix using the instructions at http://flurdy.com/docs/postfix/ - I've set up systems on Ubuntu before using this and they worked good. This one, though, receives emails fine - I can ...
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1k views

Postfix - SMTP mail delivery failed with “Connection timed out” error

I have installed postfix mail server in ubuntu machine. I am facing some issues with the mail sending to other domain mail servers (Google, Yahoo, Outlook...). I am using virtual domain to send the ...
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0answers
27 views

How to configure postfix to replace the name of the sender to a configured one

I have postfix installed on my machine. I also use the generic maps to overwrite the email address from ubuntu to admin@mydomain.com: /etc/postfix/generic ubuntu admin@mydomain.com Now the ...
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39 views

Policysystem with quota for Postfix

I'm administrating an ubuntu-server which acts as webserver (nginx) and mailserver (postfix). The mailserver uses mandrillapp.com as relay. At the moment the webserver is hosting around 100 websites, ...
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2answers
88 views

Spam-Mail always in inbox and not in “.Spam”-directory (Postfix+Dovecot+SpamAssasian+ClamAV) [closed]

As the title already says I receive Spam mails always in my mail inbox and not redirected to the Postfix Spam directory ".Spam" for each mail user. Any ideas why? (Ubuntu 14.04.1 with ...
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11 views

Mail Server Issue

I have a domain example.com with its MX record pointed on lets say mail.bet-cool.com, Domain example.com is pointing to a certain VPS. While sending mail from VPS(Postfix without dovecot) to ...
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108 views

Segfault core dump with mailutils

Whenever I run the mail command or try to pipe something to mail on my Ubuntu 14.04 server, it outputs Segmentation fault (core dumped). This is the only program in which I've seen this issue occur, ...
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1answer
62 views

Trying to setup a mail server on ubuntu 14.04

I'm trying to set up a mail server but get the following errors whilst trying to connect with thunderbird: Jan 7 03:11:59 Ubuntu-1404-trusty-64-minimal postfix/smtpd[6752]: lost connection after ...
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1answer
169 views

Mail Server Can't Receive Email But Can Send Email - Postfix, Dovecot, MySQL

I have server where I want to set up a mail server to let me receive and send email from my domain. I'm currently having a problem where while I am authorized to send email from the server, but ...
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2answers
92 views

How to easily remember TLS options with postfix and dovecot?

Specifically I am studying for the LFCE exam and am having trouble remembering all the TLS options I need to add to the postfix/main.cf file which are: smtpd_tls_key_file = ...
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0answers
45 views

Unable to receive emails with postfix/dovecot

I am using Postfix and Dovecot on Ubuntu 12.04. I am able to send messages out to my Gmail address but unable to receive messages in. In system logs, messages show as sent to my inbox but the message ...
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0answers
38 views

how do I create a user data base for postfix/dovecot sasl [closed]

I am trying to install postfix in Dovecot sasl with virtual mailboxes and virtual users. How do I create the user/password database file. I do not want to use Linux system passwords showdow or ...
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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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0answers
39 views

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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1answer
40 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 ...