Postfix is Wietse Venema's mail server that started life at IBM research as an alternative to the widely-used Sendmail program.

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1answer
34 views

Tool to list every e-mail detail sent from a server

Introduction: I have a specific problem with an Ubuntu server where some security leak allowed spammers to use the server to send e-mail. I fixed most of the problems (caused by some unsecured ...
1
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0answers
193 views

All mail sent by Postfix is received as spam

I have a dedicated server on Server4You. The machine has Debian 7.8 and Plesk 11.5.30. On the server I have 2 web sites , each with its respective IP address. The problem is that all mail I send is ...
0
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1answer
246 views

Ubuntu Postfix Open LDAP integration - no SASL authentication mechanisms

Ive followed all the steps in https://help.ubuntu.com/community/Postfix/DovecotLDAP but I am getting a localhost postfix/smtpd[12520]: fatal: no SASL authentication mechanisms in my ...
0
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0answers
54 views

Flush Postfix mail queue

I'm running an old version of Postix (1.1.7) on my Red Hat Linux and I wanted to flush the e-mails from a specific recipient with postsuper, which comes with the postfix-perl-scripts package. However, ...
2
votes
2answers
56 views

Can't find emails retrieved by fetchmail

So I set up fetchmail to retrieve emails with IMAP from a remote mail server, I was able to run it. How can I know that it found any emails or not since I did send test emails to the account being ...
0
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0answers
95 views

postfix some users can send mail to the (distribution lists) and other users not

How can I do the following things: Some users can send mail to the mailing list (distribution lists) and other users not. For example: the everyone@mycomp.com will be able to send e-mails only for ...
0
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0answers
26 views

Mail exchange software

I need to allow users of my site to write emails to each other, without revealing their email addresses. Here’s an example: user1@gmail.com sends an email to user2-alias@mydomain.com, user2@gmail.com ...
0
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0answers
54 views

DBmail / Postfix | Mailing between my own mail adresses

I am trying to send an email from address1.com to address2.com. Both email addresses are hosted on my server. The mail cannot be send. Sending from:to MYSERVER -> EXTERNAL SERVER = WORKING EXTERNAL ...
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0answers
491 views

Postfix alias for root not working in SUSE

First try I've set up multiple servers running Postfix. To get a general grasp of the state of the machine I usually redirect e-mail for root to my normal adress. I recently installed SUSE and ...
1
vote
1answer
60 views

Postfix Dovecot unix Error : missing '=' after attribute

According to multiple documents like https://help.ubuntu.com/community/Postfix/DovecotLDAP One of the configuration lines is: dovecot unix - n n - - pipe ...
0
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0answers
31 views

postfix email distribution list with physical account

I have postfix-2.11 running with mysql. I have special requirement about creating group email, just like distribution list. support@example.com -> user1, user2, user3 I have used ...
1
vote
1answer
72 views

cron and at send mail to wrong user

I have cron and sometimes at on an ubuntu 14.04. jobs output should be mail to me, but failed. I make a .forward in my home dir. mail explicitly send to local unix user is forwarded to my corp mail ...
1
vote
1answer
251 views

How to search mail logs effectively with `RegEx`

I was looking for some advice and examples on searching mail log effectively Suppose situation is like this -------- Forwarded Message -------- Subject: Fwd: Re: Notice of Allowance Date: Fri, 13 ...
0
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0answers
118 views

Dbmail / Postfix Send mail to local adress

I have a FreeBSD Server with Postfix and DBmail. The mail system is working perfectly except for one thing: I cannnot send an email from domain1.com to domain2.com if they are both hosted on the same ...
1
vote
1answer
55 views

Postfix / Dovecot Mail appears in logs, but not in its respective folder

I'm currently trying to set up Postfix with Dovecot, but something does not seem to work the way it should be. For some reason, mails I sent to my mail account appear in the logs, but do not become ...
1
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0answers
49 views

Accept mails only for a certain address with Postfix

How do you configure a mail server to only accept mails on a certain address? For example, my mail server should only accept mail on example@myths.ops and not example@harpy.myths.ops. I've looked ...
0
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0answers
28 views

Postfixadmin keeps loading while adding mailbox

I have configured postfixadmin 2.92. While adding mailbox postfixadmin keeps on loading and does not return any information like mailbox is created. But in mysql the mailbox has been added. Later when ...
1
vote
1answer
66 views

FreeBSD Reinstall postfix with mysql support

I have installed postfix using the ports tree without making modifications to anything. In my main.cf file i can't specify any 'Mysql:/' arguments because postfix does not have mysql support. Now i ...
0
votes
1answer
1k views

setting up a relay port for postfix smtp on CentOS 7

A CentOS 7 server has postfix, dovecot, and mailx installed. I am able to make an IMAP connection to the server from my remote Thunderbird client running on my local devbox. But I am not able to ...
0
votes
1answer
118 views

postfix logs: SMTP sessions stopping after RCPT TO

I took a look at my postfix logs and I've noticed an odd occurrence lately: SMTP sessions that seem to end right after the RCPT TO, as such: postfix/smtpd[11333]: > unknown[XXX.XXX.238.86]: 220 ...
1
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1answer
2k views

Relay access denied when using SMTP to external recipients POSTFIX FREEBSD

i am trying to send an email with my freebsd server using postfix and dbmail to an external adress. I have noticed the following things: MYSERVER -> MYSERVER = OKAY EXTERNALSERVER -> MYSERVER = ...
1
vote
1answer
110 views

Multithreading in Mail server (Postfix)

I need to perform multithreading on postfix mail server. I read about POSIX multithreading but could it be linked to postfix smtp server and if yes then how? System Specification: ubuntu 14.04 LTS and ...
0
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0answers
43 views

DBmail / Postfix : Relay Acces Denied

I am currently setting up a FreeBSD mail server with DBmail and Postfix. When i try to send an email from Hotmail.com to my server is gives this error: Feb 28 10:53:31 keroth postfix/smtpd[1848]: ...
2
votes
1answer
248 views

Test if postfix is running

I'm searching for a reliable way to test if postfix is running from inside a bash script. My first attempt was simply trying pidof postfix, which doesn't work. Then I tried to get the postfix ...
3
votes
1answer
2k views

postfix smtp connection timed out, why?

A CentOS 7 web server has postfix, dovecot, and mailx installed. I have been able to make an IMAP connection to the server in order to read inbox mail using a remote Thunderbird client, but I am not ...
0
votes
1answer
119 views

On Linux, what is the “mail” user account for?

The title says it all; there's an account mail and a group by the same name on my system, what's its purpose ? It owns the /var/spool/mail directory (empty currently). I plan to use that directory, ...
0
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1answer
50 views

FreeBSD dbmail , postfix port 110 error (220)

I am currently setting up a FreeBSD mail server with DBMAIL and Postfix. I have forwarded port 25,110 and 587 to this server. When I try to log in using pop3 on port 110 my mail program does not find ...
0
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1answer
228 views

Sending mail via cron doesn't work

We have an rsync script for making a backup from server 1 to server 2. The server is Centos-type, Amazon Linux AMI. The script is executed daily via crontab. The backup is made, so cron runs and the ...
0
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0answers
64 views

thunderbird can't connect to my email box

I have installed mail server successfully on my vps according to https://www.digitalocean.com/community/tutorials/how-to-set-up-a-postfix-e-mail-server-with-dovecot. I create user joe with passwd ...
2
votes
2answers
170 views

Server compromised - How do I find out what is sending mail

A friend of mine has a few small businesses and hosts Wordpress-based sites for them on a dedicated host. The Wordpress installs were neglected for awhile and the host ended up getting compromised. ...
0
votes
1answer
81 views

fetchmail doesn't get mail from provider

somehow can't get fetchmail to work properly... it wont get email from provider but it connects to properly # Configuration created Tue Feb 10 10:18:32 2015 by fetchmailconf 1.52 $Revision: 4636 $ ...
4
votes
0answers
444 views

Permission problems. Can't retrieve inbox mails from dovecot

I got a VPS server at a webhoster which has CentOS 6.6 as operating system. Because I have multiple domains which are used by various people this server is going to serve multiple roles: nameserver ...
-1
votes
1answer
463 views

How do I read Maildir RFC822 messages from the CentOS 7 terminal?

In a CentOS 7 server with dovecot, postfix, mailx installed, I have mail configured to be stored in Maildir format. How can I use the terminal to access and view the RFC822 messages stored in a ...
0
votes
2answers
362 views

Should I ignore or totally block non-SMTP command attempts?

I have a couple of messages appearing in my Postfix mail logs every day, like: postfix/smtpd[7363]: warning: non-SMTP command from unknown[xx.xx.xx.xx]: GET / HTTP/1.0 Should I ignore them or ...
0
votes
1answer
134 views

IMAP Dovecot cannot connect

I am trying to set up my own mail server (for 'fun'). I followed this tutorial to the bone. But I get this error message: imap-login: Disconnected (auth failed, 2 attempts in 9 secs): ...
1
vote
1answer
26 views

Tool for migration of service configuration

Is there a tool that handles generic migration of config? For example if I have httpd, postfix, MySQL and users and groups data, is there a tool that can extract the config data for each service so ...
1
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2answers
209 views

Migrate from Sendmail to Postfix

We have an HP-UX environment running HP-UX 11.31. The system was originally built to send email out through Sendmail. The server only sends email out, and the programmer has built a number of programs ...
2
votes
3answers
2k views

Run script on receipt of email

I run a Postfix/Dovecot mail server for personal use. There's only a handful of actual mailboxes, essentially just postmaster@domain.com and username@domain.com. I frequently use the virtual file to ...
1
vote
1answer
99 views

can i get imap access using just postfix and mailx?

I have postfix and mailx installed on a CentOS 7 server. I am able to send and receive email from the command line using the mailx command. I am also able to read email in each user's inbox using ...
1
vote
2answers
614 views

postfix multidomain myhostname configuration

I have two IP address running on Postfix and each IP has own domain. In short i want to isolate domain so outside folks think it is running on own IP and fully isolated even PTR also But in postfix ...
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0answers
198 views

Postfix multi IP/Domain SMTP Helo'ing

We have Postfix running with two domain and each domain has own IP so it's isolated. But Spamhuaus blocked my IP and saying you are sending "localhost.localdomain" HELO I am already using ...
1
vote
1answer
355 views

Relay access error when I try to send mail from outside to postfix

I run a debian 7 system and I run postfix as smtp server. I can send mail from postfix to outside (even though it gets to spam folders by google) but when I try to send a mail from, lets say my google ...
-1
votes
3answers
982 views

unable to view postfix email from centos 7 command line, why not?

I have postfix installed on a development box and I used the parameters from this other posting to configure postfix to work on localhost only. But the other posting does not explain how to send ...
0
votes
0answers
125 views

hooking up dovecot/postfix to mysql on CentOS 7

On a CentOS 7 web server, a java web application with a mysql database needs to be able to process incoming email. This means that each email message received by a specific email address needs to be ...
0
votes
1answer
163 views

How can I programmatically access the contents of a Dovecot mailbox in CentOS 7?

I just set up postfix and dovecot on a CentOS 7 server using this tutorial. I am able to successfully create a mail record using echo "TEST" | mail -s "testmail" youruser@localhost && tail -f ...
3
votes
1answer
640 views

ACL/MAC Permissions for dovecot and postfix in CentOS 7

I am using this tutorial to set up Postfix and Dovecot on a CentOS 7 web server. But when I try to send a test email using sudo echo "TEST" | mail -s "testmail" newuser@localhost && sudo tail ...
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0answers
129 views

/private/var socket not created with postfix/dovecot sasl

I'm currently running into a problem I have with my email server. I try to setup Postfix and Dovecot with SASL authentication but I get the following error when I connect with telnet (port 25) to the ...
1
vote
1answer
171 views

Force sending emails on port 587

I have an email server that is running postfix and dovecot for emails. Receiving emails works just fine, however my ISP blocks port 25. I'm trying to use either TLS or SSL to avoid this. The problem ...
0
votes
0answers
85 views

Postfix - send email from catch-all adress

I have a domain with a catch-all address. Let's say every mail with @example.com as destination-domain will be routed to my primary address. That is working fine with postfix and virtual addresses. ...
2
votes
1answer
46 views

is there a way to stop users sending to unwanted email accounts?

I want to set a command that only allows users to send emails to accounts ending in @hotmail.com @gmail.com @talktalk.net for example. Is there a way to set it so users can only enter these ...