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

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-3
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0answers
29 views

Why everybody uses postfix for SMTP and courier for IMAP/POP3? [closed]

I understand that Courier has also a MTA and SMTP server. So, why every setup I found around documented around the Internet, people only uses Courier for IMAP and POP3? Is it ok for me to use Courier ...
-4
votes
0answers
20 views

can not receive form submissions on google apps email id [closed]

I have a VPS on which I have hosted several websites. one of my domain.com is hosted on my VPS, its emails are setup on google apps since one year. From day one we can not receive form submission on ...
1
vote
2answers
47 views

How to send mail by primary IP?

In a Debian server, I added a second IP by the following configuration in /etc/network/interfaces # The primary network interface allow-hotplug eth0 iface eth0 inet static address 1.1.1.1 ...
0
votes
1answer
28 views

How Can I specify server to use for mail command

I am working on a crontab job that runs a script, which looks in a specific directory for the existence of a file. If the file does not exist it exits. However, if the file exists it sends an E-mail ...
0
votes
2answers
25 views

migrate email with imapsync

I try to migrate emails from an ice warp server to zimbra and I use imapsync for it. With the following command I get the error message --host1 option must be used, run /usr/bin/imapsync --help ...
0
votes
0answers
31 views

What does “domain or user is in the queue only list. Message queued” mean?

Emails to my domain are periodically being delayed. I see in Exim's log file /var/log/exim_mainlog messages like the following: 2013-05-16 18:58:18 1Ud77q-0002ns-Rd <= email@my.host.name ...
-1
votes
0answers
24 views

SSMTP not allowing emails to be sent from alternate email address

I just installed SSMTP and have setup the config for it so that it points to Gmail's SMTP server. The problem is that it's a) not appending my name to when the email is sent, so the user receives an ...
0
votes
1answer
15 views

Power Mta Won't start

I rebooted my linux server. Now PMTA won't start here is the output using --debug Resources allow for at most 0 pipe delivery thread(s) Open file limit (ulimit -H -n) too low (4086), need at least ...
0
votes
1answer
23 views

sendmail working for some emails

I use PHP to send email which uses sendmail. I noticed that some emails are not being delivered with the below errors in /var/log/maillog Example 1 stat=Unknown Sender Example 2 stat=Deferred: 450 ...
0
votes
1answer
26 views

How to process incoming email sent to a catchall address (and a few valid email addresses)

I need to build a web application where people can send an email to custom email addresses (like - 1week@example.com, or 2days@example.com) and the email address '1week' and '2days' is used to perform ...
1
vote
0answers
47 views

Postfix not receiving external mail. Sending mail OK

I am having some issues setting up Postfix to receive mail on Centos. This is a web server that I'm setting up to only pipe mail to a php application so the server hostname is hostname.mydomain.com. ...
0
votes
1answer
21 views

“Unauthorized interface” error when sending email to @attglobal.net addresses

Legitimate email from our MX to @attglobal.net addresses is being blocked. Their MX rejects the mail with this error message (IP address redacted): 550 unauthorized interface for x.x.x.x on kcin04 ...
0
votes
1answer
23 views

Linux mail command not working like it used to

I was using the following mail command in my crontab to which worked flawlessly until we re installed our mail server last Friday: echo "Testing 123" | mail -s "ECS PostDate Processed" ...
0
votes
1answer
46 views

How can I set MX records and confirm emails?

I am working with a friend who has two domains, foo.com and bar.com, and would like to use Google Apps to handle email for those domains. This is something of a virgin install, and Google Apps wants ...
-2
votes
0answers
31 views

URGENT IMAP HELP : Error Message [closed]

URGENT HELP : IMAP Outlook Error Message Hey I have some IMAP email accounts with some serious issues which neither I or my host GoDaddy can get their heads around. In Outlook 2007, everything was ...
3
votes
1answer
55 views

How can I proactively detect compromised Exchange 2010 accounts?

We have had issues with compromised Exchange accounts sending out malicious e-mails via SMTP and OWA. It seems that many of these accounts were compromised via incoming phishing attempts. We are ...
1
vote
2answers
49 views

High performance POP3 solution that can handle a few accounts with millions of emails

Due to regulations we have to create a solution that communicates over smtp/pop3 (basically RPC over SMTP/POP3) only. Messages are sent from one application with SMTP, delivered to a mailbox, and ...
1
vote
2answers
41 views

Which user should cron jobs run as?

Ubuntu server with users root www-data mywebsite1 mywebsite2 There are multiple websites hosted on this server, each with their own user. Each website has their own cron jobs mostly ...
0
votes
1answer
39 views

receiving phishing/spam from known address names and localhost

We are using SmarterMail 11.2 and are receiving spam from senders in our address book (name only, different email). In the header i see "Received: from localhost" and other suspicious things. In the ...
0
votes
1answer
38 views

Dovecot Forward Spam

I was wondering if anyone had any knowledge on how this idea can be done. It's not a requirement but more of an idea I came up with that I don't know how to word my google searches to find out if it's ...
0
votes
4answers
78 views

How to route email to a script

What I'd like to do is set up an address like something@myhost.com which will take whatever email it gets and run the full message as STDIN into a shell script. I can't seem to get this working ...
2
votes
1answer
20 views

How to set up exchange to hold email through a certain account until verified

I am looking to set up an exchange server within the office, but there are certain colleagues within the sales staff that would require an account, but are not fully trusted until they have been at ...
2
votes
0answers
23 views

Technical security issues with proactively executing a phishing campaign targeting your own users [migrated]

We've had some issues with compromised accounts due to users falling victim to phishing campaigns. The possibility of us doing a phishing campaign against our own users to proactively shame them has ...
0
votes
1answer
42 views

CentOS/Postfix cannot receive or send emails to external domains

I run CentOS 6 server on Windows Azure cloud. Plesk 11 installed. And the problem is that I cant use webmail service since it doesn't send or receive emails. Port 25 looks closed from MXTools Things ...
0
votes
2answers
42 views

non-delivery errors on internally sent emails to newly created user

After I had to delete and recreate a user account in Exchange 2007, I am getting a non-delivery error, on internally sent emails to this newly created user. This is happening for all users who try to ...
2
votes
1answer
20 views

Local data consistency issues with Large Exchange Mailboxes, Apple Mail, Multiple Connections to same account

I have a longstanding situation with a client who has a tremendous amount of email. To make matters worse, the bulk of the message content and attachments are text files. So, we're talking about a lot ...
1
vote
3answers
41 views

Mail spam sending script injected

I apologize if this is already asked a million times. One of accounts on my server got hacked. An email spam sending script is injected and sending ton of emails to some random addresses. I have ...
0
votes
2answers
34 views

Emails still arriving to old Exchange server AFTER updating MX Records

We have changed our company MX records to point our emails from a MS Exchange server to Google Apps for business. This was done 2 weeks ago, so the MX records should have propagated, which intodns and ...
-2
votes
0answers
23 views

App's running on Heroku, used my own domain name. Where to host email for free? [closed]

I bought a domain name and pointed it to my Heroku app. Now I need to set up email (info@my-domain.com). Where is possible to host the email? I know about Google Apps, but because this project doesn't ...
0
votes
2answers
47 views

Replicate Gmail user+something@gmail.com functionality using Exchange 2010 and/or Postfix

With gmail it's possible to put a + after your username followed by an identifier. See here for an example. Is it possible to replicate this functionality with Exchange? We have a ...
-2
votes
0answers
33 views

GMX email service provider blocking my emails [closed]

Here a below is source of a sent email to outlook.com (aka hotmail.com) Outlook/Hotmail puts email to the junk What improvements i can make further ? GMX completey blocks my emails so never get ...
1
vote
3answers
25 views

Sending email to multiple recipients in Exchange Server 2007

How can I accomplish the following: There are several general purpose addresses support@mycompany.com orders@mycompany.com Sales@mycompany.com Currently messages to these addresses are set to ...
1
vote
1answer
74 views

how to block network level mail spammer?

Here is the packet capture of how the attacker is coming to my server and generating Huge amount of spam, i am not able to block it by any means. 220 mta1497.mail.ne1.yahoo.com ESMTP YSmtpProxy ...
0
votes
0answers
18 views

Piping Wildcard Email to Scripts [duplicate]

I am working on a server with this stack... Ubuntu 12.0.4 Posfix Apache MySQL ProFTPd BIND DNS I need to figure out how I can Pipe email to a PHP script. Let's say I make a domain testing.com and ...
0
votes
0answers
41 views

User's emails disappearing off email server using Outlook 2013, Windows 8 and MailEnable 6.53

I am using Mailenable Enterprise version 6.53 but my question could relate to any e-mail server, I suppose. We have a user that is experiencing disappearing e-mails. When he connects to his mail ...
0
votes
1answer
35 views

Any Alternatives to retchmail [closed]

I am a long time user of retchmail. Today i upgraded my server to ubuntu 12.04 from Debian Lenny after everything is complete retchmail does not exist for 12.04. Are there any alternatives to ...
0
votes
0answers
26 views

Site unreachable due to DNS errors for Google Webmaster Tools

I have my Apache server configured for name-based virtual hosts and have multiple domains pointed to the same IP that is owned by my server. Before I started a mail server on one of those domains. ...
0
votes
1answer
50 views

amavis doesn't quarantine all spam mails

I'm trying to create a special mail account to collect all incoming spam with the purpose to later on be able to train the SA more easily for the whole domain. We're using Zimbra, but as far as I ...
0
votes
1answer
42 views

How does SendMail decide which connections are cached?

CentOS 5.x | SendMail 8.14.4 I'm trying to wrap my mind around how Connection Caching works in Sendmail. I'm experiencing some connection issues with some remote mail hosts that we communicate with ...
1
vote
0answers
33 views

Issue with Microsoft's DNS cache

looking for some guidance on this... I have a client that we did a migration for over a month ago, they originally had their exchange server hosted with another 3rd party IT company and we migrated ...
0
votes
1answer
31 views

Amazon SES and Amavis

I've been following how to set up a mail server - by Flurdy in order to set up a more secure mail server on my Amazon EC2 Ubuntu 12.04 instance. I've followed the article to the letter, but I can't ...
2
votes
1answer
85 views

HA mail server configuration

I have a mail domain and two servers (machines) with Centos 6.4 and public IP addresses. Postfix mail server and Dovecot IMAP/POP3 Server are installed on both. How would I set them up redundantly so ...
0
votes
2answers
76 views

Possible to create email address without name information? ie: '@example.com'

I'm curious as to whether it would be possible to create an email address without the name information. So, @example.com rather than name@example.com.
0
votes
2answers
30 views

Bugzilla is not sending out emails

Hi I'm pretty new at this and I'd like to ask how to debug any of my installations. Bugzilla doesn't seem to be sending out emails. If i set the delivery method to 'test' a mailer.testfile is ...
1
vote
0answers
34 views

PostFix not sending received emails to users correctly -> wrong directory

I'm trying to setup a mail server on Mac OS X Mountain Lion (10.8) Here's the thing: the emails do show up corrrectly in the .Sent Messages folders (when I send from one user to another in accounts ...
0
votes
0answers
45 views

Mail server - emails are lost

I juste migrate my mail Postfix + Dovecot server from a dedicated server to another. I've also copied exactly the same configuration, and mailbox folder on the new server. The SMTP is working fine, ...
0
votes
2answers
34 views

Allowing User to send emails from 2 exchange addresses

Curently running exchange, when a user opens outlook their personal emails appear along with their departments emails. So they can see personal emails and example accounts emails. As it currently ...
0
votes
2answers
35 views

Difference between postfix/pickup and postfix/smtpd

I'm working on my postfix logs for a mailing system. I don't understand why the same mail appears with two differents ID, once with "postfix/pickup" and another with "postfix/smtpd". Mar 29 ...
-1
votes
1answer
43 views

How do i get CentOS6 to send outgoing email to any email address? [closed]

I want to set up an email server to send email notifications only. I have postfix isntalled already. I have an email address admin@something.com with outgoing server abc.def.com using smtp port 465. ...
0
votes
0answers
33 views

What operating system should I go with to set up a personal home email server? [closed]

I am setting up an email server for my personal and my family use. I have looked at many server operating systems that I should use but I need help deciding them. What OS would recommend for this ...

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