The server configuration of email, including POP3, SMTP, IMAP, and popular server software packages that control email.

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-2
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0answers
22 views

Benefits of running company email server versus commercial email adresses [on hold]

I want to ask about something. I have a small business and all the employees use their personal email address like gmail, live, hotmail. I am thinking about building the company email server, instead ...
-2
votes
0answers
25 views

Are there any alternatives to Postfix that run out-of-the-box? [on hold]

I need to set up a mail server + web interface and absolutely dread the thought of manually installing Postfix. Are there any (preferably open source) solutions like atmail.com that are self-hosted ...
-3
votes
0answers
18 views

Basic setup for postfix [on hold]

So I've spent about 8 hours trying to get something to work in postfix using various configurations, none of which work. I had a basic setup (1 local user to one email address) working fine so I know ...
1
vote
0answers
8 views

exim4 redirect router, fallback if redirected delivery fails

I run an exim4 instance that is the primary MX for my domain and receives email from the public Internet. Mail for my users is forwarded on to other email addresses - I use the redirect router and ...
0
votes
0answers
11 views

force upstream smtp outbound through proxy

Upon inspection of emails sent outbound to external domains, the backend is revealed as being the true sender, rather than the proxy itself. When sending within the domain, from local user to another, ...
-3
votes
0answers
28 views

How to set up an email to be sent if server is sending more than 1000 mails per day [on hold]

In other servers we have an automated email that sends us an email when the server send more than 1000 emails on one day. We would like to implement the same in the current server ...
0
votes
0answers
16 views

Spamassassin: using specific DNS server for DNSBL lookups

High volume mailserver. I need 2 things operating simultaneously: local caching nameserver (BIND) rev dns server for DNSBL (SORBS) lookups The way I set it up for now is using RBLDNSD bound to ...
0
votes
0answers
25 views

Exchange 2010 Mail stuck in Queue - HUB Version 15 - Journaling

I have issues with my queue on my Exchange 2010 Hub Transport server. When I do a Get-Queue, I can see over 1000 emails on queue and the next hop is Hub Version 15! I don't have a clue what a Hub ...
-1
votes
0answers
24 views

automate updates with a bash script and cron [migrated]

I'm trying to automatize the updates of debian system, without making upgrades. Then i'll send an e-mail to me, everytime there is an upgrade available. I've tryied to do it with cron-apt, but i ...
0
votes
1answer
24 views

How do I simply forward email to an external address using Postfix aliases?

I don't want to deal with postfix virtual. I want to use aliases (/etc/aliases) Is there a way to do this?
-2
votes
0answers
17 views

421 4.3.0 collect: Cannot write … (bfcommit, uid=0, gid=110): No such file or directory [closed]

There are an issue: i want to use swiftmailer but when i try then the system says: # php yiic.php sendnotifications exception 'Swift_TransportException' with message 'Expected response code 250 ...
0
votes
1answer
12 views

Multiple internal mail addresses while having only one public address

I have the following setup(hardware): One root server, out in the internet with a Domain example.com pointing to this server. An intranet, inside a company, containing several PCs. Currently the mail ...
0
votes
0answers
11 views

Prevent email spam from vhosts

We have a server with several vhosts (with php) running. Recently one vhost was overtaken from a "hacker" which manipulated the php scripts to send email spam. Because the other email servers blocked ...
-1
votes
1answer
28 views

Multiple mail servers for a single domain [closed]

Running a "DNS scan" to make sure my DNS zones are setup "correctly" led to the suggestion by the tool to run more than one mail server for redundancy. It got me thinking about how one would implement ...
0
votes
1answer
20 views

postfix multiple recipients for the one address

I'm running postfix on centos and in my /etc/postfix/address I have email@domain.com username which works and now I want two people to be on that list now. I've tried email@domain.com username, ...
-4
votes
0answers
30 views

How can I setup my mail server to accept +extension to addresses? [closed]

For example, in Gmail I can create an email address to sort and filter out my email as follows: For my bank: email+bank@domain.com For my spam: email+spam@domain.com For my todos: ...
0
votes
2answers
30 views

Efficient way to get Postfix talk to SpamAssassin

Traditional methods of doing this on SA wiki talk about shell scripts as content filters. Well that's an additional fork syscall on every email and the volume that will flow through the machine is ...
0
votes
1answer
14 views

Using DKIM in my server for multiple domains (websites)

As I couldn't find this exact tutorial in Stack, I share my findings with al of you. I always get things solved thanks to this comunity. Thanks! Original question: I've read the tutorial posted by ...
0
votes
1answer
30 views

Setting MX entries for Failover [closed]

I have a GoDaddy domain as "example.com". I wanted to have my own DNS server for the sub domain secure.example.com. So I added a "A" record "NS" pointing to my IP and a NS record "Secure" pointed to ...
0
votes
0answers
5 views

How to add identity in dkimproxy?

DKIM-Signature: v=1; a=rsa-sha1; c=relaxed; d=simpel-mailclient.com; h= from:to:subject:message-id:date; s=k1; bh=5eALQvUpOrW373J9iUFeZW p3Nag=; ...
-2
votes
1answer
32 views

Removing non-0 priority MX records

I have MX records set up as such: 0: domain.com (runs of the webhost, really bad) 1: GOOGLE ... google I somehow accidentally added the Google Apps mx servers, btu didn't change the priority 0 ...
1
vote
1answer
52 views

I can´t send emails server with Postfix in Debian [closed]

im trying to sent mail through php, in a Debian server with postfix, when i run the following script in the server, the code tells me that the email was sent successfully, This is my code: <?php ...
11
votes
3answers
992 views

E-mail lifecycle after it's been sent

I was testing my mail server's STARTTLS configuration when I stumbled onto this page : https://starttls.info/about. The following excerpt puzzles me: When you send an email through your outgoing ...
0
votes
0answers
73 views

Postfix: Bounce checking. Emails are piped to php but prevents emails from being sent and received properly [closed]

As I was working, I made a guide of what I was doing, for future use. I have been trying to get this to work for some time and I have gotten the emails to pass through the script. The problem all ...
3
votes
1answer
74 views

Email account terminology

I know how to perform basic through to fairly advanced tasks in on-premises and cloud-based Exchange systems but I still sometimes get confused when trying to use the terminology. Here's what I think ...
0
votes
1answer
26 views

How to resolve problems with spf / softfail?

I'm having problems with Google rejecting mail because of SPF problems. I thought I had this fixed, but evidently not... The mail is being sent from a Drupal site running mimemail. A message that ...
1
vote
1answer
49 views

Spf passes or fails depending on receiver address

I have postfix with dovecot set up on Ubuntu 13.10. I send emails via a node application (using email-templates). If I send an email from noreply@mydomain.com to myacccount@gmail.com (email 1), the ...
0
votes
0answers
12 views

Adjust Authentication-Results header and verify DKIM reports are being send

i'm running OpenDKIM 2.9.1 through Postfix 2.11, using the following configuration. https://gist.github.com/sibok/97a8e33d5f7309b4fa1c As you can see i enabled DKIM reporting but i can't see any ...
0
votes
1answer
12 views

How to log mail client with Dovecot / Postfix

Does anyone know if it's possible to have Dovecot or Postfix output the mail client of a user? In Dovecot's variables list, I cannot find anything in that direction.
1
vote
1answer
39 views

Sending mail from PHP gives Unrouteable address

I have a Debian server running PHP and Exim4 (among other things of course). The PHP application is sending 1000s of emails every day all of which work fine, however I now have a new customer and my ...
-1
votes
0answers
14 views

Postfix server's mail blocked by spam filters [duplicate]

I've set up postfix on a server with two virtual mailboxes at two different domains. (workflowport.com and softech.tv) My email always ends up in the gmail spam folder. I've tried so many things and I ...
0
votes
0answers
22 views

Amavis sending Paypal payment emails to postmaster. Are they classified as spam/virus?

Some days ago i was reading some docs about amavis and decided to fine tune its configuration. As i'm new to amavis i probably setted some statements in the wrong way so last days i've been recieving ...
-1
votes
1answer
31 views

Is open relay to local users the right way to work on port 25?

today i was checking my server Postfix restrictions when i realized anyone who meets a very basic requirements like not being in a black list, also anyone who communicates to the server properly, etc. ...
0
votes
1answer
14 views

Understanding sendmail -bt in conjunction with aliases

I'm familiar with exim and the behaviour of exim -bt in indicating how a message will be routed. I'm trying to set up a trivial sendmail configuration to route root mail on a local system to my ...
0
votes
1answer
23 views

Postfix not mapping UNIX users with @ character

What I want to achieve: On my production server, I'm planning to have multiple users and multiple domains and my best option is to create full email-address-format unix user - when John Doe requests ...
1
vote
0answers
35 views

Login to SquirrelMail as a virtual user

I am on CentOS 6 with Postfix, Dovecot, and PostfixAdmin. I have configured an external domain with the user me@domain.com as a virtual user. It's receiving mail without a problem at ...
0
votes
1answer
45 views

“host lookup did not complete” error

I need to send mail from sub.domain.com but delivery to one address fails with an error "R=lookuphost defer (-1): host lookup did not complete". Additional information that might be relevant: My ...
1
vote
0answers
44 views

Postfix: Reject forged sender/from address

currently, i find myself in the situation where once Postfix 2.11 has been configured to properly reject outbound forged emails addresses when sender login mismatches and also when sender address does ...
0
votes
0answers
34 views

postfix not sending mail from localhost

I am having a problem sending mail from the server. The issue was spotted because as php mail() is failing to deliver any messages. I have checked the mail log on the server and found the following; ...
0
votes
2answers
28 views

Does the spam keyword appear in mail log means that the email is marked as spam?

When looking at my mail log I have noticed the following: mail/mail.log.3:297:Mar 30 18:31:21 www postfix/smtp[21129]: 7A6C51014035D: to=<XXXXXXX@aserve.com.tw>, ...
0
votes
1answer
17 views

Postfix MySQL percentage error in query

I have a somewhat complex SQL query that I'm using to get alias forwarding e-mail in Postfix. The problem is that Postfix uses %s as it's insert of alias mark in the SQL query. I think this causes the ...
-1
votes
1answer
35 views

Postfix: “Connection timed out” on all outbound email

I've been attempting to setup mailing lists with GNU Mailman but it's been a complete disaster with tons of road blocks. Postfix is able to receive email but not send it back out at all, I've peeked ...
-2
votes
3answers
22 views

Procmail or/and dovecot? [closed]

At my class project I'm asked to install and configure a mail service, to do that I have to : Install and configure postfix Install and configure Procmail Configure postfix authentification with ...
-1
votes
1answer
34 views

PHP : how to find the undelivered email location in my local system [closed]

I need to send verification emails to the users. I have used the PHP mail() function.The code is mail("ajin@gmail.com","helo","hai","ajin"); but I don't have a mail server so I think the mail ...
0
votes
1answer
34 views

S/MIME certificate to minimize email bounce

I have a website hosted in a vps that sends informative emails to my clientes, maybe 20-40 emails per day. Since few weeks ago some sent emails are bouncing with the following error: This message ...
1
vote
2answers
51 views

If I use postfix for mail relay, so is myhostname / mydestination important?

I use postfix to relay mail to 3rd party SMTP and never sent out email directly, and of course I never receive email. So If I set myhostname / mydestination to sth like fake.mydomain.com, which ...
-1
votes
0answers
21 views

Mail is received in gmail's spambox [duplicate]

I have an mailserver setup (hmailserver) linked an domain to it and created mail boxes. When i send an email to Gmail, it always gets in the spam folder. i have tested the settings with mxtools but ...
1
vote
2answers
57 views

501 HELO no reverse dns name

I have a dedicated server with a public ip running postfix with multiple domains. The emails are coming in all right but when I try to send mails from this machine they often get bounced back by ...
1
vote
0answers
27 views

Postfix configuration with DKIM to send mail from multiple domains

My current setup is a Postfix installation configured with DKIM on a server with hostname prod01.example.com The server is used to send out mail on the form webshop@example.com, ...
0
votes
1answer
55 views

Email sent from my new server, being suspended by SMTP because “weird” hostname?

I have some problems sending emails from my server: I've been banned/suspended for abuse (IP blocked) by the SMTP server. This happens only on my new virtual server. Right to the question: is my new ...