Refers to the hardware or software that make up a server dedicated to sending and receiving emails. Many popular modern email servers bundle other functionality for contacts and calendaring along email delivery.

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11 views

why our mail server emails go to GMAIL spam folder [duplicate]

i have read this! this is not correct answer to my question How to send emails and avoid them being classified as spam? recently we have lunched our mail server. we have done all necessary ...
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0answers
12 views

How to connect to mail server in C [migrated]

I tried to make a connection to my mail server which is in local area network. The ip of mail server is 192.168.1.1. So, I tried the following program to test that. Program: #include<stdio.h> ...
1
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1answer
15 views

Emails displaying incorrectly - Body shown as attachment

I have an issue with our journal mailbox displaying emails in a strange way. We have a mailbox called archive that is used to journal/capture all email in and out of the mail server. Our email archive ...
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0answers
5 views

Mail service with API to automate setup of new domains & email accounts? [on hold]

I'm thinking about not running my own mailserver. However, I'm building a service which is a sort of a site-builder. So people can register their own domains and I would like to give them the ...
1
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2answers
15 views

Why does DMARC operate on the From-address, and not the envelope sender (Return-Path)?

Several emails sent from my webserver to a Gmail address, where the From: address is websitevisitor@gmail.com, have been marked as spam by Gmail. The From: field is populated from form data, and ...
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1answer
14 views

Can't login to round cube new domain

I have multiple domains working on my mail server, and all are working normally, I configured new mail domain "example.ae" normally on mysql mail db, created new user, inbox was created on server, ...
-1
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1answer
29 views

Plesk Not Receiving Email [closed]

I have set up a cloud server with 1&1 and installed Plesk. While I can send emails from the domain I can't receive any with it. I ensured that the mail functions are enabled and aren't blocked by ...
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0answers
28 views

mail.log file is growing too quickly

my mail.log file is currently growing out of all proportion. It's logged over 15Gb of content today and most of that seems to be down to spamassassin. There are a few questions that I can't ...
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1answer
22 views

How to flush postfix queue one mail at a time?

Sometimes, mails stay stuck in my postfix queue, the distant server saying "Too many connections, slow down". I already configured my postfix for specific domains to send only one mail per second, but ...
2
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1answer
19 views

Avoid Mail Delivery System Bounce Forward

I have the following mail setup: This is what happens at the numbered stages: some spam-address (which actually does not exist) sends spam to info@xyz.org the info@xyz.org has an auto-reply ...
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0answers
26 views

mta software that can handle selected permanent errors as singnal to freeze message in queue, but not return it to sender? [closed]

Is there any mta software (linux) handle selected permanent errors as singnal to freeze message in queue, but not return it to sender? I would like to setup mta that would handle remote server reply ...
1
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1answer
15 views

How can I configure sendmail to send to a different downstream smarthost destination if a message is sent from a specific sender?

I have a SendMail server. I want traffic going to "special" domains to be redirected to a different location. I've done that by essentially considering some domains "local" and using some simple ...
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1answer
41 views
+50

Debugging spamassassin with postfix

I am trying to setup spamassassin milter on my postfix mail server. SpamAssassin Server version 3.4.1 running on Perl 5.20.2 with SSL support (IO::Socket::SSL 2.019) with zlib support ...
0
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1answer
24 views

Mailserver, outgoing mails are not delivered

I have a private root server and use it, among other things, as a mail server. I use a Lotus Domino Server for it (I am or was a Notes Developer) In the last weeks I get reports that my outgoing ...
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1answer
15 views

E2k10: External and internal email hits diffrent mailboxes after moving address

I have tried moving a primary email address from one mailbox to a new one. Lets call the old adress: Department@company.com I renamed this account, and SMTP addresses to Department.old@company.com ...
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1answer
21 views

Generating SSL key for Dovecot and Postfix

Following this tutorial: https://www.vultr.com/docs/simple-mailserver-postfix-dovecot-sieve-debian Trying to create a self-signed SSL certificate for testing purposes for my mail server, using code: ...
-1
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1answer
17 views

Centos Server is sending emails with email that has no inbox and is not set up anywhere. Cannot find where are they coming from [on hold]

I have a CentOS Server with the following: CentOS 6.6 Plesk 12.0.8 PHP 5.3.3 MySQL 14.14? Qmail Sendmail SpamAssasin And the problem is that we have an account in the server which is our company ...
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1answer
29 views

Can't receive mail with dovecot + postfix setup

First time setting up my own mail server on a machine running the latest Ubuntu After looking around i decided on dovecot + postfix and Virtual users with mailboxes in /var/mail/vmail/%d/%n For the ...
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2answers
16 views

How to configure MAILSERVER so that MAIL CLIENTS can automatically find settings

I have a mail server: postfix; dovecot; mysql; ssl cert. That is work. But, how to configure my MAILSERVER so that MAIL CLIENTS (thunderbird, apple mail, outlook) can automatically find settings ?
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1answer
14 views

citadel not receiving email for webmaster, postmaster and hostmaster

The SSL certificate for a server I setup a year ago (to be read as: not familiar with its setup anymore) has expired and I need to get a new one. In order to do that, I need to get a code that I can ...
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0answers
19 views

PostFix Issue When Sending Emails through Outlook

I also have the Relay access denied issue and it's really disturbing me. Your help is much appreciated. I can send and receive normally from the web mail. However, when I configure the email on ...
1
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1answer
42 views

“Bad PTR DNS Resource Record” when sending E-Mail from Shared Hosting

I have a virtual server with one IP x and have multiple sites a.com and b.com running on it. When accessing x in the browser, I get to homepage a.com. Sending an e-mail from a.com to GMX is without ...
1
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1answer
22 views

Cannot send email address to office 365 email address

i have a web page used to send direct email set of email addresses stored on my database . all email addresses are receiving my emails fine except office 365 users so my question is do i need extra ...
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0answers
13 views

PostFix/Dovecot new installation on Centos6

I have installed Postfix and Dovecot on my server. It seems to be mostly working - I can send mail from my account to a remote account no problem. My problem is receiving it. When I send an email ...
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1answer
31 views

Email bounce notification for an email account that doesn’t exist in exim mail server

Need help with Exim mail server setting. I want to set the exim mail server to trigger an email bounce notification for an email account that doesn’t exist. For example: abc@abc.com - should bounce ...
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1answer
50 views

Receiving DMARC reports for emails I do not send

I am hosting the email for my domain (lets call it example.com) on google apps (free legacy edition). I recently enabled the DMARC reports so I now get a daily report for the emails sent from my ...
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0answers
11 views

Best soultions when server Ip listed on the blacklist of Hotmail [duplicate]

I have a big problem for my clients in my server , any email sends to Homtail returns with this message: A message that you sent could not be delivered to one or more of its recipients. This is a ...
1
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1answer
27 views

The term 'New-RemoteMailbox' is not recognized as the name of a cmdlet

Trying to create the new remote mailbox for O365 (on-premis mailox does not exists). I'm establishing connection to local Exchange server (either by EMS or by Invoke-Command PowerShell) and try to ...
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0answers
16 views

Alias with all users in mysql table for postfix/dovecot

I have a table with users for my mail server. This table for imap authenfication in dovecot: ...
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votes
2answers
57 views

Setup scalable email server [closed]

I spent last week setting up email servers with trying all MTA and I was able to send and receive emails with attachments and do spam filtering. Now my concern is what if I got too many users and too ...
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0answers
16 views

Create alias with all users from mysql table in postfix/dovecot

I have a table with users for my mail server. This table for imap authenfication in dovecot ...
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0answers
17 views

Is 1GB ram enough for 250 mailboxes on a basic postfix dovecot email server [duplicate]

P.S: I did 20 minutes of research to find any solution here so I clearly know why I created separate question. Please don't mark duplicate unnecessarily. This is second time I am asking same ...
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0answers
21 views

Postfix - master.cf - Share settings

I would like an authoritative answer on whether I can share settings as described below, from someone who has set up a production grade postfix server. The goal is to only apply spamassassin ...
3
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3answers
100 views

Postfix sends to FQDN Hostname instead of Domain Name

I have installed a send only postfix. Postfix works when I send a mail to a full email address. However, if a mail to sent to a user, it adds the FQDN name as the extension instead of just the domain ...
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0answers
30 views

hMail Server SSL Certificate Verify Issue | TLS/SSL handshake failed

I will tell you my situation step by step and ask me any necessary questions and help me to fix hmail certificate issue. First of all : 1- i am using a windows server 2008 - r2 2- latest hmail ...
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1answer
17 views

Postfix - MySQL - noreply custom response not working

I'm trying to get a custom response working for no.reply@example.com and I keep getting "User doesn't exist" errors. I have an alias of no.reply@example.com which has a 'goto' of the same value, then ...
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1answer
44 views

Can send email but can not receive email on Windows Server 2012 R2 with MailEnable

I am configuring a VPS on Windows Server 2012 R2 using MailEnable as email server. As the port 25 is blocked by ISP so I use port 587 instead. When configuring on email client Outlook or ...
3
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1answer
83 views

Sendmail: “TLS verify=FAIL”, “554 5.1.8 : Sender address rejected: MX record not found”

Have been struggling for a day already and can't find solution. When try to send mails to some hosts: Jan 5 10:31:37 vps**** sm-mta[2192]: STARTTLS=client, relay=mail-x.*****.co.uk., ...
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2answers
50 views

Postfix sent mails are bounced or go to spam

I recently tried setting up a mail server to be able to send mail for the websites I host with apache. At first I tried to work with exim but I was overflown with error messages and mails I tried to ...
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0answers
28 views

Incoming SMTP to Azure Windows VM going to C:\inetpub\mailroot\Queue\ instead of Drop\

I have an ASP.NET web app that needs to process incoming SMTP email from any Internet user. I configured IIS and my Azure Windows server 2012 R2 VM end point, but when I send email from the Internet, ...
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2answers
87 views

Postfix - Is submission (587) enough?

I have a working postfix/dovecot solution in place and am ready to update DNS to adjust MX priority away from google MX servers to our server. But I got to thinking, do I NEED to configure postfix to ...
0
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1answer
15 views

Courier redownloads mails when there's no disk space

Background: Customer reported redownloading mails. Mails are stored in /home dir with no space available that time i've checked it. (Yes, we got Nagios, but customer is aware of the situation:>) ...
0
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1answer
17 views

On a default Linode instance, can I check email remotely?

Please allow me to ask a stupid question but I have a Linode instance that I use for web hosting. I use Google apps for email so I didn't install anything other than what came with my Ubuntu install ...
0
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1answer
27 views

Mail Clients stopped working after MX Change

At first I was using 'example.com' as my MX record and everything worked fine, IMAP, SMTP, sending mails from the mail clients. And then I changed my mx record to 'mail.example.com' and everything ...
2
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2answers
68 views

Exim TLS Error when trying to send mail

I have exim installed on my server and I would like to send mails for a website hosted with apache with php's mail() function. When I try to send an e-mail, I have no error, but the e-mail never ...
2
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1answer
17 views

Where does an unconfigured procmail put incoming mails?

When restarting my postfix with a slightly wrong config, a few mails that were waiting in the mail-queue were apparently delivered via procmail mail.log.0:Dec 26 00:53:38 h2229778 ...
3
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0answers
25 views

cyrus imapd broken after server restore from backup

I had to restore a vserver with a running installation of cyrus imapd from a 24h old backup. After that, imap clients are timing out and the log gets flooded with the following: tail ...
0
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1answer
19 views

hMailServer and reverse DNS

I have an hMailServer installation on a Windows 2012 server VM and need to properly set up reverse DNS + the mail server in order to avoid getting e-mails bounced back from certain big providers, ...
3
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1answer
161 views

Should local network host names and IPs be stripped from mail headers?

I'm completely confused about question of necessity/benefit of stripping local network host names and IPs from from mail headers. Two years ago I've found an article which states that modern ESPs ...
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0answers
16 views

ICEwarp 11 mail server ERROR with relay mail

I have a promblem when i send mail from icewarp to relay server. user1@mydomain.com send a email to xyz@yahoo.com through mail.myrelay.com mydomain server and myrelay server in a DATA ROOM. I can not ...