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network simulators to simulate a Mail server in Ubuntu 12.04

Im looking for a simulator that can simulate a mail server in ubuntu? I would like to see the working of a mail server
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1answer
1k views

How to disable Postfix SPF from rejecting mail?

I am having an issue with Postfix and SPF that I can't seem to figure out. I have installed SPF for Postfix using the guide on this link (postfix-policyd-spf-perl). However, I don't want Postfix or ...
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16 views

Ubuntu Server 14.04 suddenly stopped serving webpages

I installed iRedMail and set up virtual hosts to put up my own webpage along side the iredMail installation. I also put in free certificates from StartSSL.com. Everything was working great. Then I ...
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1k views

Where is the junk folder that I created in Thunderbird on an ubuntu system?

I am using Thunderbird on Windows 7 to fetch emails from my ubuntu server. I found my mails being stored in /var/qmail/mailnames/domain.de/info/Maildir/cur but neither in ...
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20 views

SpamAssassing handles only one domain

After installing Postfix, Dovecot, SpamAssassing, Sieve and Amavis on my server (web01.mydomain.com) everything seems to be fine - spam mails addressed to e.g. stefan@mydomain.com or info@mydomain.com ...
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87 views

Cannot open mailbox /var/mail/<user>: Permission denied

Why can't I read mail with the mail command? (There's almost certainly a problem with the mail-stack-delivery configuration, either postfix or dovecot, or both, but I should still be able to at ...
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64 views

Unable to receive mail from outside on ubuntu webmin postfix mail server

I have an ubuntu server which is on virtual machine running on windows server. I have installed webmin on my ubuntu server to be able to configure mail settings and mail servers. I've set my adsl ...
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120 views

Server hangs on reboot when clam is running

In a nutshell Rebooting normally takes under 1 minute, but if clamav-daemon is running, a reboot will take 30 minutes exactly. Overview I have a Ubuntu 15.10 "cloud" mail server: postfix, dovecot, ...
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362 views

Error connecting to IMAP server: mail.mydomain.com. 111 : Connection refused

I get Error connecting to IMAP server: mail.mydomain.com. 111 : Connection refused when logging to my mail server through Squirrelmail I made mail server setup using this tutorial ...
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1answer
153 views

My Kmail does not load mails from gmx.de anymore

Being on Kubuntu 14.4, my Kmail stopped loading mails from GMX.de a couple of days ago. Getting mails from WEB.de (both freemail services belong to the same company) works. I have no idea what ...
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1answer
236 views

Setting up mail server on Ubuntu Desktop 14.04

I need help on setting up a mail server on Ubuntu Desktop 14.04 with a web interface for sandbox testing, tried using postfix and exim4 and it does not seems to work. My main concern is to setup a ...
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1answer
122 views

Ubuntu server 14.04 and Zimbra

What is correct full name for the server? It was "name.domain.com" and after installing Zimbra, general mail domain became "@name.domain.com". Is it correct? Or do I have to create another domain in ...
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1answer
2k views

How to debug problems the PHP mail function?

I'm writing my post in continue to this post on stackoverflow http://stackoverflow.com/questions/28781376/why-wp-mail-function-returns-false I am working on a website with a contact form that has to ...
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1answer
99 views

Implementing transport delay to exim4

Hi folks (and thanks in advance for reading this), I'm currently trying to implement a delay function into an exim4 mta. It is running in the hand-on-to-smarthost mode. I'd like to add a delay to ...
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1answer
216 views

Why is ubuntu server dovecot 2 coming up with Unknown setting: driver

So like I said in the quest dovecot 2 keeps coming up with "Unknown setting: driver". I've been following a guide and setup my auth-sql.conf.ext file however when I try and start up dovecot 2 I get ...
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1answer
386 views

There is a file in ~/.cache/deja-dup/.. with 899G size

I am running my mail server on ubuntu which has 1.2 TB in total space. Today I realized there was an issue on my mail server, it was refusing sending/receiving mails due to storage which triggers ...
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1answer
202 views

How to setup a portable mail aggregator with web UI?

I want to setup a mail collector, imap server and web mail viewer on my portable quantal ubuntu, and need some guidances to exactly which components is best and most efficient to serve the purpose. ...
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1answer
791 views

Why can't I install opendkim-2.9.0 on my VPS?

This is the output I get: -checking for a BSD-compatible install... /usr/bin/install -c -checking whether build environment is sane... yes -checking for a thread-safe mkdir -p... /bin/mkdir ...
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1answer
866 views

Send, but not receive email

I followed the tutorial: http://www.howtoforge.com/perfect-server-ubuntu-12.04-lts-nginx-bind-dovecot-ispconfig-3 To configure my Ubuntu 12.04 VPS server, the mail server sending this email only but ...
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1answer
3k views

Can't send emails from the terminal

I setup a basic email sending only server on my laptop using the following sudo tasksel install mail-server But for some reason I didn't get asked what kind of installation I want to do, i.e. a ...
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1answer
723 views

how to use ubuntu desktop as a mail server?

I'm a open source web developer and I'm just using ubuntu 11.10 x64 desktop version as my web server by installing PHP MySQl and Apache 2. I mainly use PHP to send email from my web server. But I wish ...
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0answers
30 views

Mail Server send spams

My mail server got black-listed on Barracuda for some reason, how to make sure if my mail server is sending spams or if some script on it is sending bulk mails/spamming ?
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2k views

How do I use postfix to send outgoing email?

I am trying to set up postfix as an outgoing mail server for my domain. Mainly I need postfix to run as a server to simply send outgoing mail for some CMS software on the site (e.g.: user ...
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22 views

Authentication error setting up mail server

I'm setting mail server using dovecot pop3 in ubuntu 14.04. But username doesn't match with password and show the following error: telnet localhost 110 Trying 127.0.0.1... Connected to localhost. ...
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37 views

Ubuntu 14.04 Exim 4.82 how to make tls_sni variable expanded in tls_certifcate?

I can't figure out how to make exim 4.82 recognise variable ${tls_sni} in tls_certificate section. I'm trying to make exim use per-domain certificates, but I'm getting an error expansion of ...
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24 views

capture outgoing emails and disable sending them

Can you help to Disable sending of any outgoing emails and capture those instead. I'm setting up a PHP/Web dev server using vagrant and ubuntu. I've done everything else with the only emails ...
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66 views

How to setup Exim4 mail server on ubuntu 14.04 (AWS)?

I want to setup exim4 mail server on my aws account with having ubuntu 14.04 operating system. My domain is registered on bigrock account. Kindly give me full instruction to install & configure ...
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16 views

Postfix & Courier any particular reason?

I have been getting the run around with my postfix courier setup (smtp secure auth side) and i was wondering something. Is there any particular reason for even installing postfix in the first place? ...
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14 views

Sending main via mailutils

So I installed mailutils by doing: apt-get install mailutils Then tried to run: echo "This is a test" | mail -s "Test" "test@test.com" But I did not get the email. What could be wrong?
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19 views

Not receiving mail asides from mail command

I recently setup a mail server in my Ubuntu Server, I am able to connect to it throw RainLoop (webmail) and throw desktop apps, the problem is that my mailbox appears as empty, also, when I send an ...
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409 views

setting mail server on ubuntu desktop 15.10

I installed Ubuntu desktop 15.10 and tried setting a mail server. Can anyone please share a dovecot imap/pop3 server config and a postfix mail server that work for a mail server, because I have tried ...
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36 views

Can not login into virtualmin panel

I have installed webmin 1.7.7 on my ubuntu local machine and I installed virtualmin virtual server module on it but when I navigate to localhost:10000 and login with root user I go to webmin panel and ...
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180 views

Easy mailserver setup with connecting it to roundcube webmail on ubuntu

I need a method for easy installation and setting up a mailserver on ubuntu server for being able to send and receive email from my own local server to for example gmail or yahoo. can some body give ...
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209 views

Mail server PAM authentication error

Few days ago, the mail server wasn't able to send any mail (only receiving), i checked the logs and found many errors "wrong authentication and buffer error" auth_pam: pam_authenticate failed: Memory ...
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96 views

Stop all websites from sending emails

I have Ubuntu Server set up on a machine. I have Virtualmin installed to manage my websites. The idea is that 2-3 of them use open source platforms like Wordpress and I didn't had time to update ...
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233 views

Zentyal mailserver blocked new user cration more than one. So how to active unlimited?

Sorry, an unexpected error has occurred root command openchange_newuser --create --enable --mail techmgr@bharattesthouse.com 'techmgr' failed. Error output: params.c:pm_process() - Processing ...
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How to configure own mail server and dns settings into godaddy Hosting

Installed postfix,dovecot and squirrelmail into ubuntu 14.04 server.In local system mail sending and receiving is working from one user to another user.Mail is not receiving from gmail,yahoo,etc. Mail ...