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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3
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25 views

How to synchronize downloaded emails from clients back to the IMAP server

I have an iRedMail server running (postfix + dovecot as an IMAP server) on a Debian Xen guest machine. By a mistake the iscsi disk, where users emails are stored, was deleted. There is another copy of ...
3
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0answers
32 views

How can I explicitly disable TLS when sending to one specific recipient?

I have a SendMail 8.14 server deployed in the middle of an SMTP workflow (Outbound mail looks like Exchange -> SendMail -> Appliance -> Internet) I have TLS configured for the first three hosts. ...
2
votes
0answers
479 views

Benefits of using a subdomain for sending email?

Assume I own the domain name, example.org. I am creating a setup where I receive email sent to me@example.org using Google Apps. The MX records for example.org already point to Google's servers and it ...
1
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0answers
83 views

Connecting Dovecot2 to ldap

I'm currently trying to connect dovecot 2 with postfix to an ldap directory. Currently I'm having an issue in the communication itself. Dovecot starts, but does not authorize the users. I'm using the ...
1
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0answers
131 views

Nagios 3.5 can't send notification email despite nagios logs ok / centos6

I spent hours trying to make nagios send email notification. my contact configuration is quite simple : I juste have one : nagiosadmin, and he is the default contact. In /var/log/nagios.log, nagios ...
1
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0answers
91 views

Debian exim4 rate limits

I try to limit on exim4 the outgoing mails per day per domain, i found this: acl_check_ratelimit: accept authenticated = * endpass ratelimit = 40 / 1d / per_rcpt / ...
1
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0answers
179 views

Postfix performance and how to increase my throughput?

What I've read so far: Postfix Tunning Postfix Bottle Neck Analisys The Book of Postfix (chapter 22) I have similar specs to this guy but I'm only able to send about ~1300 emails/hour What I've ...
1
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0answers
170 views

Exchange 2013 Mail flow rule using RegEx

We're trying to implement a rule on certain mailboxes that it shouldn't accept an email without a subject. I found documentation from Microsoft on exchange 2010 to Configure a Transport Rule for ...
1
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0answers
57 views

Exim message rewriting on system alias router

What's the best method for rewriting the To: fields only when the system aliases router matches? Our mail is delivered correctly but the To: fields are misleading.
1
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0answers
304 views

Outlook periodically/frequently prompts for login credentials after migration to new mail server

We are experiencing a problem after migrating to a new mail server where users that connect to the mail server through Outlook (using IMAP) get prompted periodically/frequently for their username and ...
1
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0answers
711 views

Gmail trying to access hMailServer via POP3 Error

I just setup a new mail server called hMailServer on a Windows server after switching from Merak. Most users setup access through Gmail to download their messages via POP3. One user, who has a few ...
1
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0answers
84 views

cgpav not scanning in CommuniGate Pro

I have setup cgpav and cgpsa. Spamassassin works fine - the cgpav filter seems to run, cgpro log files just show OK when it receives an email with a known virus (eicar test virus), however, if run ...
1
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0answers
72 views

Communigate: writing rules

We have Communigate on our mail server. Recently we moved to Dr.Web antivirus + antispam. When it checks mail for spam it writes spam score in 'X-Spam-Level: ', where number of '' signifies the spam ...
1
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0answers
872 views

How to force emails through reseller dedicated IP using WHM/cPanel

I followed this tutorial: http://docs.cpanel.net/twiki/bin/view/AllDocumentation/WHMDocs/EximDifferentIps To specify "which IP addresses specific domains on your server should send mail with Exim". ...
0
votes
0answers
36 views

`<domain> has no MX record` even though it's configured

I'm trying to set up a mailserver, but I'm stuck with configuring bind. I set the forwarders in /etc/bind/named.conf.options options { directory "/var/cache/bind"; forwarders { ...
0
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0answers
48 views

Zentyal :- Two different virtual domain email addresses for same user

I am trying to set up an email server using Zentyal 3.2. My aim is to create two virtual domains and create users that have separate email address for each virtual domain. for example:- The domain ...
0
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0answers
27 views

Local Xeams standalone server not sending emails?

I want to setup a Ruby On Rails development environment where I can develop an application that can send emails. I can use the smtp.gmail.com free server but I do not want to use it, but rather I want ...
0
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0answers
40 views

Hosted exchange 2010 email in office 365

A few of our employees (Org A) work for Org B. Org A (we) have Office 365 and Org B has hosted MS Exchange 2010. Our employees would like to access and also SEND emails from OWA with alias of Org B. ...
0
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0answers
36 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 ...
0
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0answers
22 views

POP and IMAP proxy merging multiple backends

Is there any IMAP+IMAPS + POP3+POP3S proxy available for Linux which can merge multiple backend servers for a single incoming request ? I'm wanting to set up a mail system distributed between 2 ...
0
votes
0answers
16 views

Migrating mail from Exchange to Google while standardizing addresses?

We are preparing to migrate our company email from on-premises Exchange 2010 to Google Apps for Work. We need to standardize our email addresses at the same time. User accounts have been created in ...
0
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0answers
16 views

Changing ACL via Cyradm doesn't revoke or change user privileges

I have cyrus imap running on a ClearOS server and have had this for several years now. My kids are just getting introduced to email, and let's just say it has been a bit of a time waster for them. I ...
0
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0answers
14 views

Sending email from Exchange & Notes

We have a domain, contoso.com, which is running under Lotus Domino 9. Under said domain we have accounts like alexander@contoso.com or info@contoso.com, and we can send and receive eMail with Lotus ...
0
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0answers
46 views

Sending mails from a contact form to a mail adress of the same domain but the mailserver is not the same like the hosting server

I have a website example.com/contact with a contact form hosted on one server. For the emails info@example.com I use an other server. In the settings for the domain I redirected the A-entry for the ...
0
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0answers
47 views

Mail to localhost user doesn't work after installing sendmail

I want to send emails to other domains from my virtual Debian server, so I've installed sendmail-bin and sendmail. Since then mailing to gmail adresses works, but mailing to users in localhost mail -s ...
0
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0answers
25 views

one email server per domain in a shared hosting environment or one global server?

I'm about to setup a shared hosting server for a few projects and domains. I will separate each project from each other with openvz. However I don't know yet,how to handle emails. Is it better to ...
0
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0answers
80 views

Connection refused while sending or receiving email

04 TLS server with iRedMail installed. When just installed it worked okay but after 4 emails I get a error message Sep 9 12:24:18 hostname postfix/smtp[9907]: connect to ...
0
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0answers
52 views

Cyrus Deleting mailbox with @ Mailbox does not exist

After finally being able to log on with cyradm I noticed a mailbox was created: localhost> lm info*miniheli*org info@miniheli/org (\HasNoChildren) When trying to remove the mailbox I get an ...
0
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0answers
130 views

Server sometimes doesn't receives e-mail, with error 451

One of my customers tried to send me an e-mail with his e-mail address that I didn't received. He received a Delivery Status Notification (Delay). I only received the message 2 days later In the ...
0
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0answers
42 views

HMailServer recepient list is broken to 25

I have created an rule to block emails which contains more than 55 recipients. When I added a rule with a run function as the action, I always get the number of recipient as 25. (Eg: if there are 60 ...
0
votes
0answers
171 views

How to send emails without ending up in Junk/Spam folder

I have installed a mail server in order to send e-mails using my own domain name. I've read many articles about how not to end up in Junk folder. I have done what those articles said: Added MX ...
0
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0answers
64 views

spamass-milter and opendkim use tons of memory

I recently set up a mail server using postfix, dovecot, opendkim, spamassassin, and spamass-milter, and it works fine, but spamass-milter and opendkim are using lots of memory: Above: opendkim and ...
0
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0answers
29 views

Poor IMAP performances

I'm experiencing very poor performances with my Mail Server when executing some specific and mandatory IMAP commands. Right now when I try to run the SELECT command on a folder with 4k+ email, the ...
0
votes
0answers
35 views

Access the failing addresses within bounce_message_file in exim

We are running exim version 4.72 I'm using bounce_message_file to customize our bounce messages, like desribed in the documentation Within this bounce message template I can access various variables ...
0
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0answers
547 views

553-Message filtered - HELO Name issue?

I am having major issues sending from my SBS2011 machine to Message labs server-13.tower-134.messagelabs.com #553-Message filtered. Refer to the Troubleshooting page at ...
0
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0answers
56 views

Exchange Full Access issue

I was just hired as a System Admin for a small company. They use Exchange 2010 for their Mail Server. I've never had a permission issue like this with Exchange because I worked for a larger firm with ...
0
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0answers
52 views

global autoresponder google apps

We just migrate our main domain to a new one. (@olddomain.com -> @newdomain.com) Now we want that people who send emails to any account in @olddomain.com, receive automatically a message like "the ...
0
votes
0answers
155 views

Autodiscover for IMAP over SSL

Is it possible to setup Autodiscover for your domain.com without the use of an Exchange Server in the back-end? I already have an IMAP/POP3/SMTP hMailServer running on Windows with IIS Web Server. ...
0
votes
0answers
403 views

exim4 - Received: from localhost ([127.0.0.1] helo=localhost.localdomain) - fix to domain name

I have debian and exim configured to send email from Ruby Project, when I send notification DKMI, SPF - passed OK, but in gmail letter tagged as SPAM. I think problem in this header Received: from ...
0
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0answers
84 views

postfix smarthost mixed with usage of external mailserver

In a SOHO setup I've got a mailserver with fetchmail, dovecot, roundcube and postfix running. Fetchmail fetches the mails from the isp, postfix and dovecot handle the rest. Postifx sends emails in a ...
0
votes
0answers
27 views

How to create a mailbox on a sub-domain with Google Apps?

I would like to create a mail address (a simple mail redirect would do just fine) for foo@bar.example.com instead of foo@example.com for a system where Google Apps is in place. How could this be ...
0
votes
0answers
110 views

migrating to new server, would like to keep sending email from existing server

Hello I'm in the process of moving my site to a new host (ie new IP). I run a social site that sends a large volume of (valid) email, and I have built up a good sending reputation with my current IP ...
0
votes
0answers
30 views

Courier custom queuetime (bounce time) for some mails

I have a customer that wants me to deliver email on their behalf. The customer wishes for our MTA (Courier) to stop attempting delivery and bounce an email after one day. I am to deliver to the ...
0
votes
0answers
35 views

Virtual and system mailboxes - how to set passdb propperly

I've just configured email on my server. Gentoo, Postfix, Dovecot, Amavisd, ClamAV and Spamassasin I am using LMTP for delivering virtual mails, works great. I am using standard postfix deliver ...
0
votes
0answers
118 views

SASLAUTH: Temporary block on more than 5 authentication followed failures

I'm running a Postfix MTA together to SASL when it comes to authentication. Yesterday saslauthd collapsed and none of the email users could login to the mail server. What i think is probably ...
0
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0answers
151 views

Undeliverable SMTP email not saved to badmail folder using IIS6.0

I am testing my SMTP virtual server hosted in IIS6.0 to verify that when an email cant be delivered and cant be sent back to the sender, then I need to see a copy of the Non Deliver Report in the ...
0
votes
0answers
86 views

OpenDKIM: no MTA name match (host=myhost.mydomain.com, MTA=myhost.mydomain.com)

i'm using OpenDKIM together with Postfix MTA and while DKIM solutions is working well but in /var/log/mail.log i can see opendkim is complaining about OpenDKIM: no MTA name match ...
0
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0answers
24 views

Sensible approach for delegating mail delivery for a domain

Before I begin, I want to apologise for possible bending rules of this QA site, since this question does not fall under category of a specific problem that demands straight answer. It is rather a ...
0
votes
0answers
25 views

How to add new var to PERMANENTFLAGS in Mail server

My current mail server is not supporting Tag. I have found PERMANENTFLAGS is not having extra var to store those tags. I am using Axigen mail server now, I want to add extra var to PERMANENTFLAGS like ...
0
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0answers
263 views

Enable ZIP compression of mails in Dovecot

Can you tell me how to enable ZIP compression of mails in Dovecot? I use mdbox as storage and enabled the zlib plugin by adding a 90-zlib.conf to /etc/dovecot/conf.d/ with the content plugin { ...