Open source email server for Unix

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3
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1answer
4k 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 ...
-1
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0answers
6 views

Use “mail” and send the mail by a TOR network

I want to send a mail using tor network. I am using postfix for smtp. I am able to successfully send mails to users using postfix and i intend to experiment this.
0
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0answers
34 views

Ubuntu 16.04 server ports are closing on their own

I am running squirrelmail, apache2, and postfix on Ubuntu 16.04 server edition. The server works fine, but if I don't use it for about an hour port 80 and 25 become closed for anyone trying to connect ...
0
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2answers
26 views

can't send emails to gmail accounts from postfix

Hi I have a VPS running Ubuntu 14.04 configured as email box using this guide http://www.krizna.com/ubuntu/setup-mail-server-ubuntu-14-04/ and then install and configure spamassasin with this ...
0
votes
1answer
18 views

I've made an email server using postfix and dovecot and I cannot send emails to Gmail! It works perfectly with Yahoo

I've made an email server on Ubuntu 12.04 using postfix, dovecot and roundcube as an web interface. Sending and receiving mails from Yahoo works fine (well, to be honest with a delay of 5 minutes, I ...
1
vote
1answer
4k 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. ...
9
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3answers
20k 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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0answers
14 views

How to configure own mail server and dns settings into godaddy Hosting

Installed postfix,dovecot and squirrelmail into ubuntu 14.04 server.In local system mail sending and receiving is working from one user to another user.Mail is not receiving from gmail,yahoo,etc. Mail ...
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7 views

Can not use POSTFIX to send mail out

So basicly what im trying to do is send out an email from my friend computer out to my gmail. I have been guiding him on how to setup Postfix (Guide: ...
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vote
2answers
4k views

How do I configure postfix starttls

I need to install postfix on my webserver couse I need to use sendmail for my website. I only need to send mail not recieve or relay. send with starttls (port 587) via relay smtp.strato.de here is ...
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0answers
8 views

can not send and receive mail outside my local domain using postfix and dovecot [closed]

i can't connect to thunderbird with newly created user account. I am able to send and receive mail using squirrelmail but i cant send / receive mail from outside domain or to outside domain. i ...
0
votes
1answer
16 views

how to setup send-only email server on ubuntu

I have a project coming soon and I need to send an email to around 300K people who might have the interest in the project. However I need to send them an email in the same day (the opening day) and as ...
1
vote
1answer
57 views

Problem with PAM authorization in Dovecot

I've been using postfix with sasl and dovecot for many years. Three days ago, authorization for dovecot via PAM stopped working which means no IMAP or POP3. SASL was working as I could tunnel in with ...
3
votes
1answer
6k 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 these steps if I want to host and send e-mails for several ...
0
votes
1answer
15 views

Postfix keeping email in queue for indefinite time. Sending from sendmail its working. Any idea?

I have set up postfix on my ubuntu. I have configured it properly so when ever I send email through Command Line or from "Read User Mail" section of Webmin its working. But when I try sending php code ...
1
vote
1answer
183 views

Mail Server Memory buffer error

From time to time, my Mail server stops sending any new mails, and i each time i find the blow error log, Jun 22 23:10:18 myserver saslauthd[3967]: DEBUG: auth_pam: pam_authenticate failed: Memory ...
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0answers
24 views

Postfix: No route to host

I'm having a problem while using postfix and trying to send a mail to a Gmail account. mailq output: -Queue ID- --Size-- ----Arrival Time---- -Sender/Recipient------- 670A21A0F59 374 Wed Apr 20 ...
0
votes
1answer
23 views

Block port on one network address

I'd like to block a series of ports (mailserver) for all the network addresses on my server except one. I've got a server running Ubuntu 14.04.4 and configured with 2 ipv4 addresses per Linode's ...
0
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0answers
33 views

Ubuntu 14 - mysterious entries in Auth log

I have an Ubuntu 14 email server using postfix, mysql, amavisd, courier, spamassassin, clamAV and SASL. All seems to be working Ok, but I have noticed dome dodgy looking entries in my Auth.log. Here ...
18
votes
3answers
30k views

Setup DKIM (DomainKeys) for Ubuntu, Postfix and Mailman

I'm running Ubuntu 12.04 with Postfix and Mailman. I want to set up DKIM. DomainKeys Identified Mail, or DKIM, is the successor to Yahoo's "DomainKeys". It incorporates Cisco's Identified Mail. What ...
0
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0answers
21 views

Postfix - add footer to email with altermime

my goal is to add footer (disclaimer) for every email which pass Postfix as SMTP server (running Zentyal 4.2 on Ubuntu as mail server). I was using this tutorial (and many more, but all the same in ...
0
votes
1answer
27 views

Collect responses from HTML form [closed]

I'm using Ubuntu 14.04 I want to host a website on the computer that I have. I installed LAMP, which seems to be working (I can access the website through my outside IP) The website includes an HTML ...
0
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0answers
23 views

Pipe all incoming emails to script and then delete it

I am looking for a method to pipe all incoming emails to a script. When I say all incoming emails, I mean from any domain since my server will be listening to multiple domain names. I have not yet ...
0
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0answers
22 views

Sending an email with PHP

I'm having a lot of trouble setting up a mail service on Ubuntu 14.04 I've tried sendmail, but despite following literally 15 different guides on how to set it up, it doesn't work (from the command ...
0
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1answer
43 views

Not able to send/receive emails outside my Domain from recently configured email-server

Email-server setup is not working on Ubuntu 16,postfix,dovecot. below are the config/facts Registered a domain say atul.com ISP is comcast who blocks port 25 Created A record @ -- 1.2.3.4 No CNAME ...
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0answers
61 views

Postfix error /etc/postfix/main.cf missing '=' after attribute name

i'm trying to make a Mail server so I chose Ubuntu 14.04 and postfix/dovecot. When i configure the etc/postifx/main.cf and the restart the postfix i have this problem : postmulti: fatal : ...
3
votes
2answers
439 views

Postfix Mail Server. Someone is sending Mails from my server

I am receiving Mails from my own mail server, from a user that belongs to my domain, but is not listed in my mail user db. Here are the logs: 4679 Mar 28 15:54:13 Bumblebee postfix/smtpd[29350]: ...
0
votes
1answer
31 views

Postfix sends from localhost using mail but does not relay mails from local clients

For a couple of days I am trying to configure Postfix/Dovecot, I did my best to follow the guides, I can receive mail but cannot send mail from other mail clients than localhost. Here is a syslog ...
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0answers
9 views

smtp authentication

I am running postfix and dovecot. The smtp server does not allow me to send out email, gives me the relaying ddenied error. I know i need to enable smtp authentication/sasl. What would be the ...
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0answers
13 views

Postfix logs to remote server

On my Ubuntu 14.04 server, I'm using Postfix as a front-end mailserver, and I would like to send all mail related info, including email addresses, to a remote host. In the file ...
2
votes
3answers
1k 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 ...
0
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0answers
43 views

Dovecot/Postfix, how to block anonymous login? (SMTP)

I'm using ispconfig, dovecot, postfix for my mailserver. Is there any way to block someone sending mails without any auth? This is how it looks when I SMTP from my client to my mailserver like this: ...
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0answers
456 views

Getting spam emails from myself (www-data & user)?

recently I've been getting spam mails from my own server from my MAINUSER and www-data. I replaced: my name = "MAINUSER" mail server = "MAILSERVERDOMAIN" The headers are: Return-Path: ...
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0answers
30 views

Can't get Postfix to send emails

I am new to being a system administrator and this is my first VPS I am setting up. I'm not new, so I do manage to have everything except emails working. I have installed postfix and mail-utils and ...
0
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0answers
23 views

Postfix is sending emails signed and coded and everything is fine but not when the server sends using php mail function

First of all I must say I have searched a lot for the answer and I am stuck with this problem since 3 days. Postfix is sending emails signed and everything is fine but not when the server sends ...
10
votes
5answers
15k 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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0answers
34 views

Virtual user mail server setup

I have tried multiple times to setup a mail server that uses a mysql backend on ubuntu 14.04 LTS, I have used this guide: ...
29
votes
2answers
36k views

How do I make cron email my @gmail account

I have a couple of cron jobs that somethime produce error output and would like to get a notification in my "real" email account, since I don't use my user's mailbox in my Ubuntu laptop, but cron (or ...
0
votes
1answer
29 views

sending email test with postfix

I have installed postfix and I want to test the service to send mail. But the command line mail seems not to be recognized. I read that I should have installed mailutils and that I don't have all the ...
0
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0answers
18 views

Problem with Postfix on Ubuntu 14

I have set up a simple postfix on Ubuntu 14. It works fine when sending mail using mail from the command line. However when I send from python on the same server, I get: match_hostname: ...
8
votes
2answers
24k views

Sending mails with PHP, LAMPP and PostFix

I've been trying for 2 whole days now, and I just can't get the most simple thing to work. The problem: Sending eMails from PHP to my eMail address does not work I've been working with Windows and ...
0
votes
2answers
41 views

Setup Postfix/dovecot/maysql - receiving mail in Maildir but not in client inbox

I'm not an expert in mail server configuration I successfully setup the server to send mail but i cant find the solution for receiving my emails in the client inbox but i can in my Maildir. response ...
0
votes
1answer
35 views

Setup Postfix using an external SMTP Server

I am trying to set up postfix on Ubuntu 14.04 to use an external SMTP Server. I installed the libsasl2-modules to deal with authentication. I created my credentials file: sudo vim ...
0
votes
0answers
29 views

crontab MAILTO does not use encryption

I have a Postfix + Dovecot server running normally. Would I like to crontab send error logs to my personal email. I created a root@mydomain.com email to the crontab, emails are sent normally, but do ...
0
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0answers
29 views

quota report for maildir size

when I run script quota_notify for notifying maildir size for each user in postfix the report contain old users new users don't appear. I found file called maildirsize in old users directories but new ...
0
votes
1answer
48 views

Need to migrate Microsoft office outlook .pst file in to Ubuntu 14.04 ver.

i am migrating my system Microsoft in to Ubuntu 14.04 ver. so i have my existing .pst file how can i configure in Ubuntu ? i have configure in Evolution mail client which is successfully ...
0
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0answers
18 views

postconf -d not updating after service postfix reload

I am trying to update postfix main.cf using the commands, postconf -ev disable_vrfy_command=yes service postfix reload but when I check postconf -d I still get disable_vrfy_command=no. I also ...
0
votes
1answer
48 views

Postfix from=<> Have I been hacked by a spammer?

mailq is showing a bunch of connection timeouts in deferred queue to addresses that look weird. D1115234D9 3037 Thu Feb 25 11:01:38 MAILER-DAEMON (connect to ...
0
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0answers
12 views

VPS with multiple hosts postfix configuration

a VPS running Ubuntu 14.04 has postfix installed for outgoing e-mail. File /etc/postfix/main.cf has the myhostname value set to one specific MX record. This VPS is intended to host multiple Rails ...
0
votes
1answer
42 views

having trouble with getaddrinfo()

I have a 14.04 LTS server installation. It is relatively new. It is up to date on its patches. I'm running postfix on it and I noticed that the SMTP server was having trouble resolving ...