Free and open source mail transfer agent (MTA) that routes and delivers email

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5 views

Emails delivered to Microsoft/Outlook successfully, but do not arrive in inbox/spam folders

Struggling with this for awhile. Have searched everywhere, read every post/thread I can find and have a thread started on Microsoft's "Answers" site, but the replies there are so slow. I am running ...
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0answers
9 views

Postfix configuration;

I cofigure a postfix/dovecot. I'm using default dovecot certificate for testing. but when i try to restart service integrity fail. But I'm not sure where is the problem. I followed DigitalOcean guide. ...
1
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0answers
28 views

Postfix refuses to send mail to some recipients

I got a third-party application running on localhost trying to send mails with postfix via smtp on the same machine. The problem is that postfix seems to refuse mails to some recipients: ...
-1
votes
2answers
35 views

Read mail from Postfix using shell script

I would like to be able to read incoming mail from a Postfix MTA using a shell script. The shell script should be able to retrieve the mail headers, subject, body, attachments, etc., then mark the ...
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0answers
19 views

Configure a (closed) relay-Server (postfix)

I would like to send all mails of different VPS through one mail-server, which I want to set up now. All mailservers are running on postfix. Well, I know how to configure the "clients", the VPSes to ...
-1
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0answers
22 views

How can I configure myhostname to work with postfix and Ubuntu 14.04 on Azure VM

My hostname file reads as this. virtual-machine-set hostname -f virtual-machine-set /etc/hosts reads like this 127.0.0.1 localhost 191.xxx.xx.xx myazuredomain.cloudapp.net #The following ...
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0answers
38 views

ubuntu dovecot/postfix email server doesn't work

So I've been trying all day to get an email server running on my ubuntu 14.04 digitalocean VPS. I've followed at least 3 different tutorials point to point, copying everything and in the end never ...
0
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0answers
13 views

gmail and postfix with a little blacklisting thrown in

I have postfix and dovecot running on debian 7, I can send mail fine, but it keeps going to my spam folder when sent to google accounts. Another user who doesn't use gmail said it was delivered to his ...
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1answer
35 views

Using Postfix with an external mail filtering service?

The current Postfix (2.9) configuration is pretty straightforward: MX record points to the server running Postfix, Postfix delivers mail to the user's maildir. Users get their mail over IMAP via ...
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2answers
36 views

Postfix (virtual users) + dovecot + sieve: envelop does not contain original recipient

I have set up my email server following the ISPMail tutorial with virtual users in postfix + dovecot + sieve. My problem is: the envelop "variable" in sieve does not contain the original recipient. ...
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votes
0answers
57 views

POP/IMAP HA solution for 5k users [on hold]

I want to build simple, cheap HA solution for 5000 users with postfix/dovecot. Each user will have 1.3 GB mailbox (maildir) storage quota. All of the users will use POP and also plus half of them will ...
0
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1answer
27 views

Postfix intermittent lookup failures

i have intermittent lookup error on my postfix/mysql/dovecot/debian when looking to virtual aliases ... it happens on 10% of outgoing emails Revelant log of a failed request : Aug 28 12:17:43 ...
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1answer
30 views

Postfix Splitting Domain to Separate Mailstores using LDAP

I'm investigating a new mail setup to replace Exchange in our organization using Cyrus-IMAP, Postfix and Perdition IMAP proxy server. I'm running into issues dealing with sending emails to different ...
0
votes
1answer
47 views

Using multiple “myhostname” in postfix

Does postfix allow to dynamically change "myhostname" ? I rtfmed a lot but did not found anything qualitative. My installation is a postfix multiple domain, multiple ip (tweaked in master.cf) and ...
2
votes
1answer
65 views

Need help grepping postfix log

I'm trying to search for an unknown string (Message ID) in a log based on a known string (recipient address), and then grep the unknown string to output the entire relevant log information. I'm able ...
-3
votes
0answers
40 views

454 4.7.1 relay access denied - can send mails but do not receive [on hold]

i recently installed and configured in my vps a mail service, i can send mails using squirrelmail....but i can't send using outlook, and give this error (454 4.7.1 relay access denied)....i niether ...
0
votes
1answer
33 views

Postfix, Amavis & outgoing mails: How to notify the sender

I had problems with outgoing spam emails from compromised email accounts sending spam mails from my server and landing on blacklists. So I followed the guidelines for setting up postfix with amavis: ...
-3
votes
0answers
18 views

Configure Postfix to allow incoming mails only from one (defined) mail-id

I have set-up Postfix with Spamassassin on Ubuntu 12.04.5. Fundamental usage of Postfix is to (pipe) trigger a PHP file. Till here I've arrived successfully. Now, to avoid unneccessary load on the ...
1
vote
1answer
52 views

Cannot send email to info@ or support@

I am trying to send email from my gmail account to a couple user accounts I have on my new Centos server. The email is setup correctly and I can send receive from accounts ok except info and support. ...
-1
votes
1answer
21 views

Postfix not delivering from external senders and not logging anything

Some semi-recent upgrades must have broken my postfix+dovecot configuration, but I'm having problems finding out what the cause is. My domain is simendsjo.me with the MX record mail.simendsjo.me. I ...
0
votes
1answer
37 views

Postfix: change sender in queued messages

Following a complete re-installation we got a problem with the configuration: the sender address was wrong and some recipients (mail servers) rejected them. So there is a bunch of mails stuck in the ...
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votes
0answers
52 views

Mail being sent as root on Ubuntu 14.04

I'm really struggling with this. I'm trying to set up this server to send mail using Gmail's SMTP. Google keeps bouncing the messages, saying that that Authentication is required: ...
2
votes
1answer
57 views

Does postfix reject spoofed senders?

Is there a reliable way to reject incoming mails with a spoofed e-mail address? What kind of checks does postfix run normally on incoming mails? does postfix check the reverse dns by default? does ...
-1
votes
1answer
14 views

dovecot-lmtp: No such file or directory)

I have a problem w/ dovecot [private/dovecot-lmtp]: No such file or directory) Idea?
0
votes
1answer
16 views

Postfix : error: unsupported dictionary type: mysql

I've a problem w/ postfix problem: # tail -f /var/log/mail.err Aug 20 17:57:50 myserver postfix/smtpd[8243]: error: unsupported dictionary type: mysql Aug 20 17:57:50 myserver postfix/smtpd[8243]: ...
-1
votes
2answers
86 views

GMail detecting mail as spam [duplicate]

I've been trying for a long time to get our company's mail server send mail that will get accepted by the GMail spam filter. I have managed making it work for Yahoo Mail and Hotmail, sadly GMail is ...
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votes
1answer
32 views

Postfix mails are being queued [closed]

i'm building a local dns and mail server for a school project. It does not have to go online. Now I configured the dns with a mail server and I can dig the domainname, and search it with nslookup in ...
-1
votes
0answers
10 views

Inbox lock for exclusive access [duplicate]

-I found server logged into mailbox on my smtp server -This server released connection for inactivity after 10 minutes. -in the 10 minutes between logged in & disconnected for inactivity, 3 ...
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votes
0answers
37 views

My smtp server is spammed? [duplicate]

I have a server and the postfix client on it. Since several days, I noticed a lot of processes running there. When checked, there are a lot of emails sent. Here is an example from the mail log: Aug ...
0
votes
1answer
32 views

Fetch new Mails (Also from Subfolders) from another IMAP server as new Mail in Postfix

everyone. I have installed Postfix on a server with Aliases and Domains from a MySQL Database. It is configured to forward some adresses to other Mail Accounts and also delivers some mails in local ...
0
votes
2answers
42 views

Dovecot pop3: Disconnected for inactivity

We've application fetching messages from mailbox inbox. Once, application stoppped fetching, then we'd the following in maillog: Aug 15 11:03:47 server_name postfix/virtual[16743]: 731E258003: ...
1
vote
1answer
39 views

Unable to lock error message in SMTP Server

I've the following error message appeared 3 continuous for the same mailbox > (delivery failed to mailbox > /var/spool/postfix/vhosts/<user>/mail/inbox: > > unable to lock for ...
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votes
1answer
36 views

Mail remove by postfix Centos 6.5 [closed]

I use Postfix for sending local mails over another relay (gmx). But the gmx-Servers block my Mails with 550-Requested action not taken: mailbox unavailable 550 invalid DNS A/AAAA resource record. What ...
0
votes
1answer
43 views

Issue with receiving emails via Dovecot/Postfix

I'm trying to set up roundcube on my server which seems to be working fine. I have gone through all of the steps and it allows me to send outgoing emails perfectly fine (tested that with yahoo), ...
-1
votes
1answer
25 views

postfix how to setup local domain users as virtual users

How can I set up local domain users as virtual users? I have setup virtual domain and the users but when I sent an email it keeps telling me "User not found". To test to see what the problem is, I ...
0
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0answers
26 views

How to setup BATV with postfix?

I have successfully setup SMTP server and added SPF records, DKIM, and rDNS for my domain, yet my emails still go to spam in Yahoo and Outlook.com (GMail worked fine after DKIM). I have read a lot in ...
0
votes
1answer
70 views

cannot connect to postfix with a mail client

I have been trying to setup MX in my server and was able to get the IMAP part working under SSL using Dovecot, however I can't get the SMTP part working using Dovecot as the SASL Authentication. When ...
1
vote
0answers
19 views

Crond stopped sending e-mails for no apparent reason [duplicate]

I have a cron job that I want to run just once a day (executes a rake task), but while I'm testing it I have it set to run every 5 minutes. It was running perfectly fine this morning and sending me ...
0
votes
2answers
27 views

Open Postfix or Sendmail to all IP's

Can I configure Postfix or Sendmail to allow all IP's without authentication? I understand that this could lead to all sorts of abuse. We have some monitoring systems that send notifications out via ...
0
votes
1answer
57 views

Postfix acting as spam server. Looks like it's part of a botnet, spam messages being sent to customers [duplicate]

Let me first start out by saying I am no mail guru. If you need more info to help me just let me know. This week the mail server has been having all sorts of strange issues. It has been duplicating ...
-1
votes
2answers
158 views

Use postfix and spamassassin packages on CentOS 6 to reject SPAM - without custom users and scripts

Here is what I'm trying at my CentOS 6.5 Linux server: Installed postfix and spamassassin packages Configured Postfix - it works well (I omit details here) Added -x to the SPAMDOPTIONS in ...
1
vote
2answers
37 views

Dovecot/Postfix cheat on an email that I wrongly received

I played with /etc/aliases and received the email of a coworker. I would like to put it back on his mailbox. Is there a way to do that cleanly ? I don't want to transfer the email, and if possible if ...
0
votes
1answer
21 views

Postfix accepts unauthorized requests

Here is an excerpt of my Postfix configuration: broken_sasl_auth_clients = yes smtpd_sasl_type = dovecot smtpd_sasl_path = private/auth smtpd_sasl_auth_enable = yes smtpd_relay_restrictions = ...
-3
votes
1answer
42 views

Rainloop: arbitrary sender address? [closed]

I just set up my mailserver (Postfix as SMTP and Dovecot for IMAP) and as web frontend I use Rainloop - which also works very well! My setup is that I have only very few real users (actualy at the ...
1
vote
0answers
43 views

Postfix: How to use a simple script to map recipient addresses 'virtual_alias_maps'-style?

I would like postfix to consult a simple (bash/python) script in order to find out (virtual_alias_maps - style) before-queue whether or not a recipient address it legitimate. E.g. i'd like to use mail ...
0
votes
1answer
54 views

Connect to private/auth failed: No such file or directory

I've setup postfix, dovecot and roundcube. receiving and sending email via roundcube is working as well as receiving emails via imap with another email client. But I'm not able to send emails with an ...
-1
votes
1answer
45 views

Posfix pipe all incoming emails to PHP… NO REWRITING [duplicate]

I'm trying to get Postfix to pipe ALL email coming in on a specific domain to a PHP script. So far I've been able to do this via a tutorial I found on the web and also editing the /etc/postfix/virtual ...
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0answers
15 views

DSPAM not being called on some emails with Postfix

I have Postfix/DSPAM set up, and it works properly almost all of the time. Most messages have DSPAM headers. However, every day it seems like a little bit of spam gets through without DSPAM headers, ...
0
votes
1answer
64 views

Mails going to spam. Please see the details [duplicate]

My hostname is properly set up. Host file has proper entries. Mail header shows SPF pass. IP is not balcklisted. Mail body is also fine. Only thing don't have is DKIM setup. Now I have got two ...
-1
votes
0answers
15 views

service postfix status = -b (pid 11289) is running

Before integrating mailscanner and clam antivirus the output of service postfix status was => master (pid 12151) is running... after integration the output of service postfix status is => -b (pid ...