Open source email server for Unix

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Postfix not sending mail, returning “Network is Unreachable”

I have just configured Postfix, and now I cannot send e-mail from PHP's mail() function. Apr 23 01:06:13 roshu-H55M-UD2H postfix/qmgr[1535]: 6D5562F82842: from=, size=397, nrcpt=1 (queue active) ...
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7 views

Postfix forwarding email through relay

I have a Drupal web server set up on an Ubuntu 12.04 system. I'm using Postfix and Dovecoat sasl as my MTA. I am also using Hostgator as my mail relay. There is no problem sending mail to external ...
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11 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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12 views

postfix will not deliver mail to virtual mailbox owner

I've been setting up postfix for virtual Mailboxes for separate domains and Non-Linux accounts, according to the howto at https://help.ubuntu.com/community/PostfixVirtualMailBoxClamSmtpHowto But no ...
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17 views

Postfix/SSL/Dovecote - can't send email

I know this looks similar to other questions on this forum, but they don't seem to be the same core problem as the one I'm experiencing. I'm running Ubunto 14.04 LTS, and I have postfix, dovecote ...
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30 views

Help on mail server on Ubuntu 12.04

I'm having problems on getting start a mail server on Ubuntu 12.04. I just try this tutorial for Debian Wheezy, but without sucess... I really need a mail server running with: Postfix, Dovecot, ...
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11 views

Can postfix 2.9.6 run in eth0:0?

I'm using ubuntu 12.04 and postfix 2.9.6. The goal is to run postfix in interface eth0:0 instead of eth0. The idea is to be able to easily move postfix from a machine to another, moving the IP too and ...
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2answers
37 views

psad is failing to send emails through mandrill smtp with postfix

I have installed psad on my Ubuntu 13 system and I've set it up to send emails (I have postfix installed as mail server with a smtp relay to Mandrill's servers) to some email address, but it seems ...
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1answer
148 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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2answers
29 views

Postfix - “skipped, still being delivered” (+Permission denied)

I have an issue that's driving me crazy. Running Ubuntu 12.04 on DigitalOcean, I followed this tutorial to set up Postfix, Dovecot, ViMbAdmin and RoundCube: ...
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20 views

Postfix as relay server. Forward email from one domain to another

I need to relay/forward/whatever all mail from: address3@domain0.com to address3@domain1.com I'm going to set up the MX record for domain0.com to point to postfix. domain1.com is a Google apps ...
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1answer
15 views

Trouble with mx record and mailbox

I have a machine running on Internet with valid IP address 216.x.x.x. I have installed postfix on it. I have also purchased a domain, let's say example.com for it from godaddy. I have a problem in ...
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2answers
37 views

Logwatch send email to @outlook.com

i just installed Logwatch and used this guid. But i can't get it to send emails.. I would like to send them to my @outlook.com adress, if possible. I can't seem to find any guid on google. Do I need ...
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41 views

Simple Linux mailserver for sending “notification” emails

I am looking to set up a simple postfix server on Ubuntu server 12.04 to use for "notifications" from simple equipment like UPS devices. My company is moving to an external hosted provider for our ...
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1answer
40 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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9 views

Dovefix update issue [duplicate]

I am trying to create an email server. I am using an arstechnia guide (link), which has me using postfix and dovecot. My server of choice is an Amazon EC2 instance running ubuntu server 12.04. One of ...
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1answer
38 views

postfix doesn't authenticate through /var/spool/postfix/var/run/saslauthd

I have a problem with postfix. I followed all description from https://help.ubuntu.com/community/Postfix. And it worked perfect except smtp authentication. I've suffered that mail.log always told ...
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1answer
38 views

Ubuntu server (postfix) mismatch of version apt-get install and apt-get source

I tried to apply VDA patch to postfix, but I see that my installed version is 2.9.6 installed via apt-get install. While when I try to get source apt-get source, it gave me 2.9.1. So what is ...
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1answer
30 views

Ubuntu Email Server identifies as Junk!

I set the Email server with PostFIX and Dovecot. But when I send emails from my server to Gmail, Live and other major Email services they put the email in the Junk or SPAM folder. What is wrong? ...
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2answers
307 views

Postfix can receive but can't send emails

Can someone please help, I setup Postfix and can receive, but can't send email from my server, when I use Gmail smtp i can send emails as Gmail user but that is not what I want. Here is my Mail ...
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31 views

dovecot & mysql

I'm following this install/configuration to get support of virtual users with postfix/dovecot. I'm stuck at the required update of /etc/dovecot/conf.d/auth-sql.conf.ext - which does not exist on my ...
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45 views

Postfix keeps rejecting emails

I have setup dovecot and postfix on my server. I am able to send emails though SMTP to my GMail account and authenticate Thunderbird to my server via IMAP. However, when I send an email from my GMail ...
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27 views

Use existing mail to send mail PHP, Ubuntu 13.04

I'm going crazy trying every existing guide to configure my Ubuntu server to send mail in PHP. I have a homepage which I want to send mail from when someone is registering. Currently I have erased ...
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12 views

Lampp already started and server sends and receives mail to gmail but php script mail error & works after lampp restart

Lampp dovecot postfix already started and website working with apache, mysql started and server can send and receive mail to gmail but mail from php script gives error and works s only after lampp ...
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1answer
37 views

Postfix configuration check

I haven't been able to get port 25 open on my public ip address when I run the Postfix server on that port. I've called my isp and requested that it be open, which it is, on my local network only. I ...
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1answer
47 views

Postfix+Dovecot Unix user authentication

I want to set up a mailserver with postfix+dovecot+roundcubemail. And I don't want virtual users. Is it possible to use Unix users and somehow just include the /etc/passwd file for ...
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14 views

Need help with Mail Server on Ubuntu

I am running Ubuntu 12.04 with nginx I do not have name servers like ns1.mydomain.com neither I have mx records I am using cloudflare for nameservers and then point it to my servers IP. I have ...
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1answer
373 views

How to secure postfix on Ubuntu Server

I am setting up a new VPS server with LEMP. The only piece missing now is the mail server. Do I need to do something special to make it secure? or it is already secured when the installation is ...
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61 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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34 views

Server name change but postfix and dovecot still have ghost of old server name

We built a new 12.04 server in cloud environment with new name. Setup postfix/dovecot and opendkim for custom application. We flipped the new server into production and changed the name from ...
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90 views

12.04 Opendkim no key found

Setup Postfix and Dovecot with OpenDKIM. I am not getting key found. Below are the postconf and opendkim file configs. postconf -n root@mysite:~# postconf -n alias_database = hash:/etc/aliases ...
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2answers
105 views

Emails send to Yahoo declined

I recently set up purchased a VPS, installed Ubuntu 12.04 LTS on it and Webmin/Virtualmin. I think I configured DNS records for each domain I've added properly. When I am sending emails to an Yahoo ...
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1answer
16 views

Create user's account in postfix's server

I have istalled postfix in ubuntu 12.04, so that a user can write and read its messages, that's for an user that I already create its account in the server. But what about a new user,I mean how could ...
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1answer
97 views

Enable NTLM support without SASL rebuild

I have Ubuntu 12.04 LTS. I want to use the Postfix as relay to a Microsoft Exchange server. I send a mail to my Postfix, it connects to the Exchange, authenticates and sends mail. I have an trouble ...
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23 views

Running both sendmail and postfix on Ubuntu

I have a requirement to use both Sendmail (MTA) and Postfix on a mailserver. This is because many of the legacy sendmail.mc rules cannot be migrated to postfix and provide high performance. So I ...
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1answer
154 views

550 Action not taken (in reply to end of DATA command))

I got this when i check my postfix logs everything was alright i didnt make any changes in my server just some iptables now when i send an text email everything is ok and the status of email is sent ...
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1answer
436 views

Postfix Dovecot SASL Authentication not enabled/working ubuntu 12.04 server

I set-up Postfix running with Dovecot with SASL support with virtual mailboxes in a Postgresql Database and Amavis Clamav and Spamassassin all working together Working = I can send and receive email ...
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1answer
1k views

How can I install and configure an SMTP server?

How can I go about setting up an SMTP server to send email as *@mydomain.com? How can I then use this SMTP server with a PHP script that grabs data posted from my website's contact form and send it ...
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198 views

Postfix maildir permission error - cannot recieve mails

I have a server running with Postfix, Courier, Squirrelmail and virtual users located in MySQL. Everything works fine except receiving mail from the Internet. The log file shows; ...
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23 views

Postfix fails to create Maildir

I'm configuring a virtual squirrelmail for a school assignment. Now I configured a dns server and all my dig's and nslookups succeed. I was also able to add a user in terminal and send an email from ...
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1answer
500 views

Cannot connect to pop3 or imap with Dovecot

Connections are refused on my server. Note: I am trying to connect from localhost here. Command I'm trying to use to test: user@hostname:~$ telnet localhost pop3 Trying ::1... Trying 127.0.0.1... ...
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46 views

Can I have both postfix and exim installed?

I have an ubuntu mail server that I want to migrate from exim to postfix. This server has 2 ip addresses. My question is simple: can I have both postfix and exim installed, listening in different ...
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28 views

Mail server set up

I've followed all steps from this article http://notblog.org/install-mail-server/ , but I don't know what to do next. Was this article enough for mail server configuration ? How can I create an email ...
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3answers
712 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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Ubuntu with postfix and virtual users

I have ubuntu server with postfix, dovecot and virtual users. Now I am tring to filter mails with procmail, but the rules on procmailrc are not working. Anybody have some steps to do work the mail ...
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1answer
184 views

If you can send emails from server, but cannot configure desktop client, can you say SMTP is working?

This question is a somewhat prologue to a different question posted (here). As I can state that I can send email from my Ubuntu server (12.04) via Roundcube, perfectly. However, I cannot manage to ...
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39 views

genaliases for mailman

when the mailman guide writes to: Then add mailman aliases in /etc/aliases do they mean /etc/aliases, or, perhaps, do they perhaps mean /var/lib/mailman/data/aliases.db? thufir@dur:~$ sudo ...
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1answer
125 views

/var/lib/mailman/cgi-bin bad group (has: root, expected list) (fixing)

I'm just trying to install mailman so that the permissions are correct, but no matter what I do mailman installs with the wrong permissions: thufir@dur:~$ thufir@dur:~$ sudo apt-get install mailman ...
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909 views

SASL authentication failure: Password verification failed SASL+PAM

I'm banging my head over this for past 4 hours, and I cannot crack it! Google turns out allot of issues related to SASL authentication failure: Password verification failed but none helped. ...
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1answer
99 views

Postfix not recieving mail from email but does from sendmail?

Ok so I'm trying to forward mail from my server (lets call it tacobell.com) to a external gmail account using postfix. The problem is when I send mail using another gmail or yahoo account to ...