Postfix is a mail transfer agent (MTA) that supports LDAP, SMTP AUTH (SASL) and TLS. Postfix was written by Wietse Venema in 1997 and first released in December 1998 as IBM Secure Mailer. It is intended to be an alternative to sendmail while at the same time is compatible with sendmail. The ...
0
votes
1answer
21 views
Dovecot problems downloading mails
When I run telnet localhost imap2 both from localhost, using IP from external, mutt -f imaps://lasse@"mydomain"@localhost and using webmail, I can view my messages.
But If I run mutt -f ...
0
votes
0answers
18 views
are these firewall settings correct on my freebsd server to allow postfix to pass trough?
I'm trying to set a mail server up on my freebsd 7 virtual host.
But when I try to send or revive an email the log files tell me 'connection refused':
Feb 8 17:54:42 vps-id2247 postfix/error[29886]: ...
0
votes
1answer
25 views
smtp auth with postfix
I have some kind of a problem with a mail server :
I installed postfix + dovecot + roundcube on a debian sqeeze.
sending and receiving mail from roundcube work perfectly but i cant't send mail from ...
0
votes
2answers
58 views
Postfix: disable local mail delivery
Whenever I e-mail "root", I want it to be forwarded to root@example.org (instead of a local delivery).
However, I keep getting this:
Feb 9 17:41:54 botmaster postfix/smtp[29969]: B6E0B808F5: ...
2
votes
1answer
50 views
No MX record found for mail.mydomain.com
I am following this guide on how to set up a mail server, Postfix, and one of the assumptions is that I should have an MX record for mail.mydomain.com. Postfix Guide However, I only have an MX record ...
0
votes
0answers
11 views
How to dump all/selected proxymap tables?
Is there a tool, capable of dumping
list of tables
content of particular table
maintained by Postfix proxymap service ?
0
votes
1answer
28 views
How to store all outgoing mails from postfix in DB (MYSQL)
I have a postfix setup for my web server and I want to store every outgoing email from the server to a database. Does any one know how I can achieve this. FYI I just use this server to send emails and ...
2
votes
1answer
31 views
Postfix increase recepients limit
I am using Postfix to send mass mails to our customers. But at a time I can only mail to 1000 recepients (mail IDs in Bcc). If I increase the count it says too many recepients.
How can I increase ...
1
vote
3answers
41 views
How to set up email address on my domain
I realize this is a really elementary question but I can't seem to find a good answer to my question through googling.
I want to set up an email address on my domain, e.g. jason@example.com. I think ...
3
votes
2answers
58 views
Is it possible to limit outgoing emails in Postfix to one specific domain?
Our production servers need to mass-mail our clients on a regular basis. That works perfectly. The problem is that our 'staging' environment also sends out the emails to our clients when we test new ...
-4
votes
1answer
39 views
How to get high delivery rate in an e-mail server? [closed]
I need to configure an e-mail server(Postfix/Linux/CentOs) in a VPS, I need to get my e-mail delivered at 95%.
My main question is: Should I use the VPS where I have the website or should I use a new ...
2
votes
1answer
42 views
Configure exim4 (or other MTA) to prevent sending duplicate emails
How can I configure exim4 (or another MTA) to avoid sending duplicate emails?
For my purposes a duplicate email can be defined as: same recipient and subject (or same recipient, subject and body)
I ...
0
votes
0answers
29 views
Get Postfix's Delivered Filename
I'm trying to figure out a way to discern the filename of mail that is delivered via postfix. I would like to do this as efficiently as possible (via hooks?) but I believe postfix filters won't help ...
0
votes
2answers
31 views
modifying Postfix message content
I am using postfix mail server and i need to replace mail content inside every incoming and outgoing message based on some predefined rules.
What is needed is to filter remote and local mail to ...
0
votes
1answer
19 views
Using postfix for sneakemail style setup
I'm trying to setup postfix on my own server to be my own personal sneakemail service. For those of you unfamiliar, sneakemail allows you to generate email addresses that are more or less disposable, ...
1
vote
2answers
88 views
catch all email except a domain
I would like to configure postfix to catch all emails an redirect them to a specific email address. All emails except those send to a domain.
eg. catch all mails except those sent to domain ...
1
vote
1answer
32 views
Rejecting unlisted senders in Postfix
A question from a beginner Postfix admin.
What is the exact difference between writing in main.cf:
smtpd_reject_unlisted_sender = yes
and
smtpd_sender_restrictions =
reject_unlisted_sender
? ...
1
vote
3answers
55 views
Postfix alias multiple mail delivery
We have a Postfix server here that is servicing about 70-80 active users. We have a single alias for all users in the system that we manage manually in /etc/aliases. Occasionally, email sent to this ...
-1
votes
1answer
110 views
Modern MLM Software with Brains?
So, right now we have a Postfix + Dovecot + Amavis server for our mail.
We do "group lists" as a gaint Alias.
The complaint has come up, that when someone sends an email to everyone@thecompany.com, ...
0
votes
1answer
39 views
Running postfix queues from a ramdisk - why not?
I'm in the process of configuring postfix on my server and I was wondering why people do not run the postfix queues from a ram disk?
The default home directory containing all the queues is (for the ...
0
votes
1answer
29 views
Can send mail but never receive the “Failed permanently” emails
I'm trying to build a system that analyzes incoming emails and automatically removes emails that fail permanently. But I never receive those emails that you usually receive when you send an email to ...
0
votes
0answers
101 views
Centos 6 + dovecot 2 + postfix + postfixadmin [closed]
Anyone can recommend on a centos 6 dovecot 2 + postfix + postfixadmin tutorial or howto?
There is little info on how to set this up. Ive searched for good info on centos several weeks ago and have a ...
0
votes
1answer
48 views
Mail server will send out going mail but will not recive
I've just set up my first mail server with Postfix
and Dovecot . I can send out going mail (via squirrel mail) fine but cannot recive them . Pingability tells me that "ConnectException: Connection ...
1
vote
2answers
22 views
receiving emails via ubuntu server
i followed the instruction here:
https://help.ubuntu.com/community/Postfix
i have a domain name name my-domain.com with hostnames www and @ pointing to my IP address. so how can i have emails sent ...
0
votes
1answer
66 views
Postfix issue with relay access denied - I HAVE READ ALL similar cases and tried almost everything
this is first time I set up a server from scratch and I consider myself a fast and good learner for new stuff, so I did my best to setup postfix with dovecot in CENTOS 6, so I'm getting relay access ...
3
votes
2answers
92 views
How can I query postfix to test is an address is in the virtual address file?
Is there something I can run from the command line that will let me query postfix (running locally)?
if an address is in the virtual address file and,
where the mail for that address is routed to.
...
2
votes
1answer
47 views
Postfix address filtering
Is it possible to do sender address filtering within postfix itself? I want to block email where the sender and recipient are both root@domain.com except in the case that the email was sent locally.
...
0
votes
0answers
41 views
SMTP AUTH with SSL via Mail clients fail. Successful using command line. Successful without SSL. Ubuntu 10.04, Postfix, Dovecot, squirrelmail stack
I have set up an email server stack with Postfix, Dovecot and SquirrelMail. Everything works except SSL communication with the SMTP server.
When I manually test the communication by following the ...
0
votes
0answers
49 views
How to prevent getent from enumerating disabled accounts from Active Directory (pam_winbind)
I have a series of services in linux servers that rely on AD central authentication, and to prevent file ownership, I do not delete user accounts, just disabled them. There's a downfall in this ...
0
votes
3answers
60 views
Postfix Mail Sending Delay
Is there any way to configure delay in sending mails thru Postfix server (ubuntu 10.04Lts), what I'm trying to limit sending mail to 60 mails/min or 1 mail in 1Sec.
0
votes
1answer
37 views
Is there are postfix setting to disable prepending a sender path in the Received: header?
Currenty emails are sent/received as :
Received: from localhost.localdomain (sender.host [xx.xx.xx.xx])
by smtp.host (Postfix) with ESMTP id 7F6CC67897
for <mail@example.com>; Thu, 19 ...
1
vote
1answer
91 views
postifx stopped, what happens to incoming mail?
Does anyone know if incoming email will queue if postfix is stopped? I get the impression the mail is returned and hopefully re-sent. Is there a way to get the mail to queue until postfix is started ...
2
votes
1answer
52 views
Postfix: Virtual Match All Domains EXCEPT One
I'm using Postfix 2.6.6 and accepting all mail to the server to go into one mailbox, like so:
main.cf:
mydestination = regexp:/etc/postfix/virtual_domains
virtual_alias_maps = ...
0
votes
0answers
23 views
Extract sender activity from postfix logs for auditing user
We have a mail user on our postfix server that was using the company mail to send compromising information to the competence.
I've been asked to make a report of the actions for that user in the last ...
0
votes
1answer
33 views
Postfix connects to wrong relay?
I am trying to set up postfix on my ubuntu server in order to send emails via my isp's smtp server. I seem to have missed something because the mail.log tells me:
Jan 19 11:23:11 mediaserver ...
0
votes
2answers
90 views
SMTP server currently an open relay
I'm using Postfix (2.3.3) on CentOS (5.7). Right now, my server seems to be acting like an open relay. If I specify a login, it works fine, both unsecured and with TLS (however TLS nags me about the ...
2
votes
1answer
36 views
What maintenance is required for a Postfix setup?
I've taken a look at the setup and configuration process for a Postfix server, planning to use it for just sending emails out from my server. So far, I have these steps:
Setup Postfix
Configure ...
0
votes
1answer
92 views
Relay mail from a subdomain
I have a postfix mail server serving domain example.com. I've set up another mail server serving sub.example.com, and it relays all outgoing mail to first mail server which sends it worldwide. But the ...
1
vote
1answer
35 views
SMTP 4xx and secondary MX record as a way to redirect mail
I have a domain that uses Google Apps for mail. Now I decided to set up my own MTA (Postfix) on VPS (running Debian squeeze). There is only a very small number (less than half a dozen) of users and ...
-2
votes
1answer
32 views
replace header “from” based on information stored in database for each email
Is it possible to simply change header from "user@domain" into "full user name < user@domain >" for the outgoing emails taking the full user name from mysql database ?
the postfix documentation ...
2
votes
1answer
35 views
How to ensure postfix delivers e-mail without looking locally first
I'm using postfix server with webmin, which means my web server is on the same machine.
My mail setup is as follows: I have an external e-mail solution (paid for per mailbox) which I use and thus the ...
0
votes
4answers
197 views
Start postfix automatically on linux
I have installed postfix on my server using this guide http://www.postfix.org/INSTALL.html#install
Basically creating my own package and installing. Now I want to start postfix automatically when ...
1
vote
0answers
28 views
Does Cyrus SASL support userdb authentication?
I'm not finding anything that indicates it doesn't; I need to be able to authenticate virtual users. If not do I need to start using dovecot?
0
votes
1answer
94 views
Postfix send remotely for X account
I setup Postfix a few days ago to deliver email bound for my host name remotely instead of locally as I want email sent to my remote admin@hostname.com account without trying to be sent locally. ...
0
votes
2answers
81 views
Postfix : unsupported dictionary type: texthash
I installed Postfix on my server and configured it like i have it on an ubuntu machine running.
I added a map to rewrite the sender address (which i have to do because i use mailjet.com as outbound ...
0
votes
1answer
57 views
Postfix. Always send email to outside
The problem:
I have 2 emails:
info@myhost.com
clientmail@anotherhost.com
When email is sent with help of PHP the email to clientmail@anotherhost.com is delivered, but email to info is not - user ...
1
vote
1answer
36 views
In postfix how do you read (or get) virtual users email?
This might seem like a dumb question, but... How do you read the mail for virtual users in postfix that have been created by virtual_mailbox_domain?
I've created a user named vuser that handles all ...
0
votes
1answer
76 views
postfix: force server to send mail outside of localhost
I have a php file that sends mail using the mail() function. The problem is one of the forms sends to a domain that is registerred on my server while having the mail handled on a different server. ...
3
votes
2answers
57 views
Scalable way to add users in Postfix without creating new unix/linux accounts?
What is the most scalable way to add new users in postfix? I don't necessarily want to create a new user in /etc/shadow just for email. I know I can use aliases but this does not solve the issue of ...
0
votes
1answer
30 views
Force Mail server to look outside the local host [closed]
Possible Duplicate:
postfix: force server to send mail outside of localhost
I have full control over a virtual dedicated server. The problem is the mail server resides elsewhere. I have a ...
