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

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7
votes
2answers
237 views

How widely supported is forced TLS on inbound SMTP connections?

I run an MTA consisting of the standard Postfix, SpamAssassin, ClamAV, SPF/DKIM checks etc. This MTA is used for inbound email only, doesn't host any accounts and forwards any mail that passes said ...
1
vote
0answers
229 views

PHP mail() function - “from” name overwritten by Exchange Server

I originally posted this on stack overflow but was told it might be better placed here on Serverfault. I am trying to send a very simple email from a php script ...
1
vote
1answer
134 views

How do I find the mailbox name for an exchange 2010 account so I can connect using mapi

I was redirected here from Stack Overflow, so my apologies if this happens to be off topic. I have an issue at the moment where I am trying to set up a connection between my exchange account and a ...
12
votes
4answers
1k views

Is there any way to see if the mail sent by my server was received by the recipient server?

I've sent an important email that the recipient claims it wasn't received by them. They say that they asked their IT team to see if the email was received in their server. According to them the email ...
1
vote
0answers
78 views

Exim mail not signing DKIM. Don't find whats wrong. (detailed description of steps taken)

I'd like to setup my fresh server (ubuntu) for hosting my www.bolleboos.be website and enable sending of email from my php scripts. So... I installed apache, php, mysql, ... and for the mail exim4 ...
2
votes
1answer
97 views

SPF issue with SpamAssassin

I have an internal management app for a small company, written in Python and running on a Linode VPS, with which users can send occasional emails to their customers. The emails are quite ...
-1
votes
1answer
131 views

Can't login to dovecot using gmail as an email client

I've used this installation configure-email-server-using-postfix-dovecot When I try to use gmail as the email client (connecting to my server through port 993) I get this error Unable to establish ...
0
votes
1answer
28 views

Sending bulk / single emails from a single domain [duplicate]

Let me explain our situation: We have a web application that uses subdomains for each customer instance: customer1.example.com customer2.example.com Every instance can have over 500 users, which ...
0
votes
1answer
336 views

Postfix 'Too many hops' bounce back

When trying to send test mail my server gives me a 'too many hops' bounce back Error 554 5.4.0 Error: too many hops (in reply to end of DATA command) main.cf # See ...
-3
votes
1answer
101 views

Postfix Refused on 587

Postfix is refusing connection on port 587 when delivering mail. Here are my config files: main.cf # See /usr/share/postfix/main.cf.dist for a commented, more complete version # Debian specific: ...
1
vote
1answer
62 views

forward an exact copy of all mail to second archive mail server

I am setting up an mail server with postfix at the moment, and I am almost done with it. But I need to archive all incoming mails. My first setup was to set the sender_bcc_maps parameter and the ...
1
vote
1answer
55 views

Incoming Mail MS Exchange On Dynamic DNS

I have managed to setup exchange server in my office. I am going to use sample.com as the domain here. I am using dynamic dns wich works fine for the web server. But i am getting no emails. Lets say ...
1
vote
1answer
74 views

Dont allow to override php.ini values for certain headers as a root

We are having this issues in shared hosting environment. FYI: Under shared hosting environment each user can have a php.ini in their folder to override the global settings. There will be many users ...
3
votes
1answer
129 views

SMTP errors with iOS devices

I'm trying to diagnose why when an iOS device like an iPhone or iPad is set up to use email with our server for the first time, these errors occur. We choose "Other" from the initial set of choices ...
1
vote
1answer
74 views

Exchange 2013 server not receiving mail from the internet [duplicate]

My organization is having trouble with our Server 2008 R2 server running Exchange 2013. Our email client we are using is Outlook 2007. The issue is that Exchange isn't receiving external email. Our ...
0
votes
1answer
152 views

Postfix: sendmail (php-cgi) with different IP as authenticated SMTP Users

my Postfix-Mail Server is delivering two main types of mails Mail recieved from php-cgi (sendmail), localhost relay Mail recieved from authenticated SASL SMTP Users Is it possible to define a ...
2
votes
2answers
72 views

RHEL sends mail as myhost.localdomain but I don't want the localdomain suffix/FQDN

I have several machines that used to run Ubuntu 10.04. The OS were changed to RHEL7. After the change, programs like cron and mail send mail as myuser@myhost.localdomain whereas on Ubuntu it was ...
0
votes
1answer
49 views

Use Powershell to add items to Access Protection in McAfee Enterprise

I'm guessing this won't work for security reasons, but I thought I'd ask anyway. I'm trying to use powershell to send email notifications for maintenance. I've got the actual notifications and ...
0
votes
0answers
24 views

IPv6 upgrade broke my SPF? [duplicate]

I run a small custom ecommerce website for a client. I've recently migrated from Ubuntu 12.x to Ubuntu 14.x at a major cloud provider. This came with the benefit of a free/mandatory upgrade to IPv6. ...
1
vote
2answers
116 views

How do I configure Postfix to accept SMTP for local users with “@” (at sign) in logins?

I have an Ubuntu 14.04 server at mydomain.com with a bunch of users with @domain in login, like us.er@mydomain.com. Each of them has an "pseudo" account us.er-mydomain.com with the same uid, passwd ...
-1
votes
2answers
66 views

HowTo Track an E-Mail on it's voyage [closed]

Is there any way to track an E-Mail during it's "journey"? A friend of mine believes, that People the sports club he is involved with and where he has an E-Mail address, is reading the E-Mails of all ...
0
votes
1answer
39 views

Check how much time has elapsed for Cron job and send email

There is a cron job that is set which runs throughout most of the day, sometimes the job gets stuck and I would like to set a time or check on it which let's me know if it has been stuck for more than ...
2
votes
2answers
33 views

Setting up wildcard mail accounts for forwarding on Debian 7

Using Debian 7 I need to setup a mail server configuration for testing purposes. This setup is not intended to "go into production" mode but we need something like this during our development process ...
16
votes
3answers
2k views

Is my new gTLD causing it to get filtered as spam?

I have a domain called "*******.international". I decided to go with the new gTLD because it fits the name of the company pretty well. I have an automated emailer setup to send emails to our clients' ...
-4
votes
1answer
86 views

Email for openshift application [closed]

As far as I know,OpenShift (free) don't have email server (That's right?). Can I add a mx record to domain (have Cname record to openshift application) and use another server to send and receive ...
0
votes
0answers
300 views

Gitlab does not generate emails

I have just updated our Gitlab instance and wanted to finally configure everything so that notification mails can get sent out. Unfortunately, Gitlab seems to not even generate any notification mails. ...
-3
votes
1answer
30 views

Email system for generic adresses: alias, mailing-list or other? [closed]

As I am not very familiar with the email system, I'll try to describe my needs rather than ask how to do it with a specific feature. I'd like to define a few generic addresses under my own domain, ...
0
votes
0answers
8 views

How to differentiate between primary mailbox and archive mailbox in mapi while getting mailboxes using IExchangeManageStore::GetMailboxTable?

I'm using mapi to retrieve information about mailboxes in my organization. When I use IExchangeManageStore::GetMailboxTable method, it returns both primary mailboxes and archive mailboxes. How do I ...
0
votes
1answer
80 views

Prevent Email Going to Spam [duplicate]

I've set up my own server and I'm really struggling to stop any outgoing email go to spam. I've used allaboutspam and mail-tester.com to test it and they both come back with perfect results. No ...
1
vote
1answer
21 views

Exchange 2003 Multi Server Administrative Group

I recently installed an additional Exchange 2003 server into my Exchange Organisation. The server is in the same Administrative Group as the original server but mail flow doesn't seem to be working ...
0
votes
1answer
36 views

Is it possible to see changed in email headers because of MX record changes? [closed]

I have a need to know when an MX record changed. I know from previous messages that there isn't much online that can help me determine the exact timing of the change, but is there a way in my ...
1
vote
1answer
70 views

How to send a custom reject notification in Qmail (badmailfrom File)?

i´m using QMail and i want to reject various emailadresses (domains). I found the following way: Block Email Senders in QMail: /var/qmail/control/badmailfrom When i block a sender he will get the ...
0
votes
0answers
31 views

Can't connect to any SMTP server from neither of the Macs in the network

For a few days now we have been unable to send out any E-mails from various Macs in the network to various SMTP servers. No changes to any hardware or software have been done in the recent time that ...
0
votes
1answer
243 views

How to configure SPF and DKIM to prevent mail going to spam folder

When creating a mail with PHPMailer my emails are getting sent to the spam folder of my recipients mailbox I have been told I need to configure my SPF and DKIM correctly, I think I have done this ...
0
votes
1answer
41 views

Forward only email containing attachments [closed]

Is it possible to create rules on an exchange server so that if an email with an attachment is sent to *@*.com the email will then be redirected to **@**.com and ***@***.com ?? Google hasn't helped ...
2
votes
1answer
86 views

Different postfix relayhost based on system user?

How do I configure Postfix to send email through a different relayhost based the system user? The current setup has relayhost= set so all mail goes through that smtp server but I would like Postfix ...
2
votes
1answer
114 views

Submin password reset without e-mail sending

I have installed Submin. Manual says that I should recover my password at the first login. It should be ok, submin will send my new password by e-amil, but e-mail sending is disabled on server. How ...
0
votes
0answers
211 views

EXIM re-routing mails through Mandrill to circumvent Gmail rate-limit

I have two domain (lets assume example.com and example.net) where we have 300+ mailboxes. Users email themselves and outside the company. Most of the emails sent outside the company are to GMAIL. ...
0
votes
0answers
47 views

Permission with cyrus

I am running Cyrus at a Debian 7 system. I want to increase security by only allowing specific services the access to the SSL private keys. I created a group "ssl" which contains the users ...
3
votes
1answer
365 views

Postfix unable to deliver to user's Maildir

Had a server that was using postfix/dovecot w/ CentOS 6.5/6.6, Every thing has been running well for the past few months, until the raid controller failed. So I installed a new server using CentOS ...
3
votes
1answer
128 views

New-InboxRule to autoreply, or always autoreply

My client is in the process of being divested from a parent company, and users have already been migrated to a new AD forest and Exchange org. On the parent company, they want autoreplies for the ...
-1
votes
2answers
90 views

MX vs SRV records [closed]

At first sight, it seems that MX and SRV records serve the same purpose. They both: Point a client to the name of the host the server is on Support prioritizing/fallback I'm aware that MX ...
0
votes
0answers
46 views

MAPI ConfigureMsgService fails with error code 80040115. How to solve this issue?

I have an Exchange organisation with Exchange 2013 and Exchange 2007 server. I need to pull some data from Exchange 2007 server and I'm using MAPI for that purpose. In MAPI, while creating a profile ...
0
votes
0answers
99 views

Mail stuck in the outbox with roaming profile (Outlook 2010)

I hope you will be able to help me. Here's the problem I have with Outlook 2010: When a user opens a roaming profile on another PC or on his new PC, everything works perfectly except Outlook. ...
1
vote
1answer
59 views

smart host does not deliver email if date header sent?

I use MantisBT 1.2.6 on an Amazon Linux server. It has its own email-sending class layered on top of the PHP mail() function. Actually, it has other options to use smtp or sendmail directly, but I use ...
-1
votes
1answer
107 views

How should I configure subdomain MX / DNS entries? [duplicate]

I have domain example.com and its mx properly configured. I have also an A entry intranet.example.com which points to my CMS. What I want is to have emails of the form user@intranet.example.com and I ...
0
votes
1answer
29 views

Forwarding email is the same as sending?

The objective of my mail server is primarily forwarding emails (after spam filter), so I wonder if I'd still have issues that are related to 'sending' emails over SMTP? To put it another way, is ...
3
votes
3answers
271 views

Setting up FQDN in sendmail [closed]

In this blog post he suggests echo '127.0.0.1 localhost EXAMPLE.my_domain localhost.localdomain EXAMPLE' >> /etc/hosts but ends the post with But this is a less desirable approach ...
0
votes
1answer
28 views

Procmail multipart message / content type

I have a procmailrc file that is collecting some variables from mail headers, then echo'ing those variables into the message body. Like this: :0bfw | echo Subject_ "${SUBJECT_}" ; echo From_ ...
-1
votes
1answer
38 views

Mail server constantly tries to send email [closed]

I have a mail server with Postfix and Dovecot installed and I've noticed it endlessly tries to send out malformed emails with misspelled address. For example if I type to: anton@outlok.com (misspelled ...