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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15 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 ...
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1answer
22 views

Use pfSense for outgoing mail?

How/Can/Should I use my pfSense router as an outgoing mail server? I have several webservers and devices on my internal network that need to send mail out to the Internet. However, I don't need a ...
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3answers
44 views

How can we migrate outlook emails to Google domains

Our custom domain's Microsoft Mail server To Google App Mail server migration: We have the Microsoft Exchange custom domain mail server for our business which has been created as a free service ...
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1answer
29 views

Email server domain name best practice [closed]

Is it a good idea to use a subdomain or an entirely different domain name for sending generated emails such as registration, password reset...? So that the main domain doesn't get marked for spam. ...
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1answer
54 views
+50

Exim4 setup not working with piping

I'm trying to setup exim4 on the server, so that it can receive mail for a couple sub domains, and I want to pipe that to a PHP script. I want all incoming mail to be processed through my custom ...
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0answers
30 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 ...
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2answers
65 views

What should I set in postfix's myhostname / mydestination?

I am using Ubuntu, on a web server need to send out email (via sendgrid), this server never receive any external email, and I've the following hostname settings /etc/hostname = example /etc/hosts = ...
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1answer
56 views

Postfix + Mailq: Mailbox Full no bounce

I have a mail server and alot of clients. Some of my clients have many email accounts and dont use some of them. So, I have alot of mailboxes full, which receives dozens of emails every day. So, my ...
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1answer
74 views

ubuntu PostFix + Dovecot mail server

/log/mail.log Jun 23 10:38:05 mail postfix/smtpd[60639]: connect from mail.faisal.asia[127.0.0.1] Jun 23 10:38:05 mail postfix/smtpd[60639]: disconnect from mail.faisal.asia[127.0.0.1] Jun 23 ...
5
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1answer
296 views

How can you test a backup / secondary MX server?

I'm wanting to set up a secondary MX server using Postfix but I am wondering what is the best way to test this prior to putting into production (by adding its MX entry)? One possible way is to test ...
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1answer
29 views

Can I use the same domain to send outgoing only emails from another server?

The company currently uses gMail apps for incoming/outgoing emails. It has sending limits which I need to get around. Can I set up (say) postfix for outgoing only email on the local server? Can it ...
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0answers
17 views

Local SMTP Server — prevent spam flag? [migrated]

I opened up port 25 on my router, so now I can use sendmail to send email. However, the emails I send are being marked as spam by my personal gmail account (understandably). The "from" field defaults ...
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1answer
35 views

Deliver email from local development server

I'm working on a website development and need to test some email stuff (send email to register users just me and I'm using my personal email address for this purpose). I'm not an expert so I only have ...
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0answers
31 views

What causes java ssl handshake to fail

I am having a problem with just setting up a null mail server (just tp send out notification mails)I have the following error : javax.net.ssl.SSLHandshakeException: ...
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1answer
16 views

Setting Postfix's sender_dependent_relayhost without a registered domain

I've been trying to link up SES with my EC2 instance (that has no DNS record) and am trying to figure out how to jerry-rig my sender_dependent_relayhost. Since I do NOT have a DNS record that ...
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0answers
10 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 ...
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2answers
30 views

Advance DNS - Redirecting Emails to new webhost

I am not to sure if this question belongs here but I will surely find out soon enough. I have two web hosts (Not sure why it has been setup this way but it has). I do not want to use the original web ...
1
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1answer
47 views

Have Postfix bounce certain addresses with a custom message and forward all other messages to another server

We have a list of users who no longer have mailboxes in our Exchange environment. We want to have a very specific reply to these users with a possible custom variable. I thought Postfix would ...
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0answers
20 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 ...
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1answer
64 views

What is stopping postfix from delivering mail to the local transport agent?

I have the following settings ( as grabbed from my postconf -n output) alias_database = hash:/etc/aliases alias_maps = hash:/etc/aliases append_dot_mydomain = no biff = no broken_sasl_auth_clients = ...
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2answers
55 views

Distribution list with external email sent from outside

I have Exchange Server 2010 in my environment and I have the following problem with Distribution Lists. I have created one Distribution List which includes email addresses from our company and ...
0
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1answer
49 views

Allow sender spoofing for specific user on Postfix server with LDAP

So I have a Postfix server that authenticates users against an LDAP directory. This works great so far, but one of the mail adresses should be allowed to set another sender address. All users on ...
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1answer
27 views

PermError SPF Too Many Lookups and Reduction

My current SPF record is as follows: v=spf1 mx include:servers.mcsv.net include:xero.com -all The above cause the SPF validation to fail. Using http://mxtoolbox.com/SuperTool.aspx?action=txt, I ...
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1answer
56 views

Dovecot: no auth attempts in 0 secs (IMAP protocol)

I'm having a lot of problems configuring dovecot ony vps. I'm already able to send email using port 110 and to receive email using port 25, but I can't connect using port 993 and 995. I'm using ...
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1answer
30 views

Postfix server to receive emails for anyonymous user

I have a postfix server configured with imap. Only the recipient with the user account in the system is accepted. For example: rcpt to: test@localhost will yield the following error: 550 5.1.1 ...
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0answers
26 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 ...
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1answer
33 views

Maximum length of MAIL FROM address

When sending out emails with a MAIL FROM address > 81 characters I receive bounce messages from some MTAs: 501 Syntax error - Badly formatted address. (in reply to MAIL FROM command) As soon as ...
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0answers
38 views

Centos/Postfix able to send mail but not receive it

I have set up postfix and used the mail command to test and an email was successfully sent and delivered. The email arrived in my yahoo inbox BUT the sender also recieved an email in the Maildir ...
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0answers
92 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 ...
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1answer
78 views

Exim should save the id of a failed message to a database (or at least pipe it to a shell script)

The Setup We are running exim version 4.72 on Debian Squeeze 6 (Squeeze) (LTS). Exim is used for outgoing emails only - it does not handle emails from other servers/domains - it only handles ...
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0answers
25 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 ...
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0answers
15 views

Email marked as spam, but I am not listed on blacklists [duplicate]

I have a problem with sending emails from my server. The problem is that when I send mails to external addresses such as gmail, hotmail, yahoo, etc, sometimes come to spam. For example, send a email ...
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1answer
77 views

Is Microsoft trying to hack my mail server?

Since yesterday I have countless lines of these¹ in my logs. A whois on the IP shows $ whois 23.97.134.64 ... NetRange: 23.96.0.0 - 23.103.255.255 CIDR: 23.96.0.0/13 OriginAS: ...
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0answers
14 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
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1answer
54 views

MX records to ensure failure of email delivery

I'm managing a set of domain names that used to have MX records pointing to a hosted mail service. When the hosted email service was deactivated, emails sent to the (now invalid) addresses resulted in ...
2
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2answers
31 views

Imapsync doesn't sync unicode characters properly

I am using imapsync to migrate my e-mail account from a CPanel (courier) mailserver to a Debian/Dovecot one. The issue I am facing has to do with some folders that contain Unicode characters. For ...
2
votes
3answers
120 views

Gmail is Unreachable from Google Compute Engine

I have been getting network is unreachable errors every time i try to use php to mail something out. alt2.gmail-smtp-in.l.google.com [2a00:1450:4010:c03::1a] Network is unreachable ...
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1answer
30 views

How do I change the email address that Munin alerts are sending from?

The issue I'm having here is that when I get an alert from Munin, I want it to create a ticket. When the ticket it created, it sends an email back to the email address that Munin sent from each time ...
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0answers
11 views

SMESERVER: Mail not receiving, 550 v=spf1 a -all (suddenly appeared 5/21) [duplicate]

My situation is exactly the same - SMEserver 7.51 (yes I know I need to upgrade) been running for years and I get the same spf error message back just starting Wednesday afternoon(5/21). I also tried ...
0
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1answer
114 views

SMESERVER: Mail not receiving, 550 v=spf1 a -all

SMESERVER install has been working find for an age then this morning "The error that the other server returned was: 550 v=spf1 a -all", can anyone 'point' me in the right direction to resolving this ...
0
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2answers
67 views

How configure roundcube to work with imaps?

I recently installed Postfix, Dovecot to setup a mail server on my own VPS ( using this tutorial: Email with Postfix, Dovecot, Mysql) Imaps server uses port 993 for Authentication, and Postfix uses ...
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0answers
96 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 ...
1
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1answer
75 views

Postfix virtual domains and Cyrus for imap

I am setting up a email server on a centos box where I am using the virtual(8) delivery agent within postfix so that I dont need to create a unix user for each email address, and I have set up Cyrus ...
1
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1answer
49 views

Dovecot - Unexpected messages order after move

There is Dovecot service on the server. I had moved messages in user mailbox manually from one to another. Now I am experiencing some sorting problem on iOS device. For example: I have mail 2 days ...
1
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1answer
80 views

User login URL for newkly installed Zimbra mail server

I have managed to install Zimbra 8.0.7 on my Ubuntu 12.0.4 LTS server (I had to rebuild my machine and reinstall the OS, so that no other servers other than Zimbra are running - how to reinstall ...
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0answers
21 views

SPF-entry to allow outgoing mails from my webserver and GMail only [duplicate]

At the IP-address 123.123.123.123 I host several virtual hosts with Apache and CentOS: my-drupal-1.com my-drupal-2.com my-wordpress-1.com my-wordpress-2.com My current DNS entry is: $TTL 86400 @ ...
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1answer
105 views

Sending to gmail with TLS and self signed certificate

Since many provider switched to TLS only connections, I cannot deliver to gmail anymore with a default plaintext postfix setup. My question is, can I use valid TLS / does google accept TLS with a ...
1
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0answers
27 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 ...
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3answers
91 views

Exchange 2013 attachments too big?

I am having the toughest time sending large attachments, everywhere I have checked my file size limit for send/receive is 100mb but yet users are unable to receive files even at the size of 14mb. I'm ...
0
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1answer
151 views

Is it possible to receive inbound emails using Mandrill?

I am using Mandrill mail server for sending emails to users and I have my own domain added to Mandrill to send out mails. Suppose I have configured Mandrill to use info@mydomain.com to send out emails ...