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Questions tagged [mail-server]

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CalDav/iCal Not Working as Desired

Some issues with our CalDav setup I'm hoping someone can clarify. We run an e-mail server at work which serves all of our employees Calendars and Mail accounts. All employees are on Mac using Apple ...
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0answers
7 views

Bounce email delivered to DomainA to DomainB, retaining same username@

I would like to bounce all email delivered to one domain to another domain. It would be very convenient if there was DNS fu to accomplish this, but if necessary I can/will run an MTA (recommend one?)....
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0answers
23 views

Dovecot can't read other userdb than /etc/passwd

I had the last day alot of trouble with the dovecot userdb. The problem was that dovecot only read the /etc/passwd and not my custom /etc/dovecot/users file. I changed the /etc/dovecot/auth-...
1
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1answer
46 views

Looking for strict local mail server (no email sending and receving from outside world)

I am looking for a mail solution (or server) that work only inside an office and only employees inside the office can send and receive the email from each other. I don't want the employee to send ...
0
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1answer
38 views

external mail server desn't receive email to self domain

I have an external mail server that I use and works just fine. I have a website on another server with a php contact form that sends email to my own domain. The problem is that the server takes that ...
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1answer
159 views

How can I set up a DKIM DNS Record?

I currently run a website, hosted on a VPS. The software is Plesk. I have already setup an SPF Record and a DMARC Record, via the DNS Settings. I am a little stuck on how to set up a DKIM Record. ...
1
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1answer
106 views

Can I send emails to two different email clients from one mail server?

I currently have the Thunderbird email client on my Mac, which my business email goes to. Is there anyway of sending mail from my mail server to Office365 as well as Thunderbird? I'm not talking about ...
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2answers
32 views

Can we point MX records of a domain to IP?

I had a domain registered under go daddy with shared hosting and I want my mail server in a linode. Is changing my mx records to my Linode IP is sufficient or is there anything i need to add ? I want ...
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1answer
360 views

Dovecot's grace_quota is not working

My mail server is working on: Postfix 3.1 Dovecot 2.2.22 MySQL 5.7 Ubuntu 16.04 I configured for each user's quota to be read from the mail database users table from the column quota: dovecot-...
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1answer
36 views

Does installing Sendmail(using apt install) allow my computer to act as an email server?

I am new to networking and have installed sendmail to allow me to send mail via mutt. I wanted to know if by doing this I have allowed my computer to act as an email server, or if the sendmail ...
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1answer
581 views

What does it mean when I ping an IP from the terminal

I am trying to ping an IP from our machine but I am getting 100% packet loss when I do this for particular domain - cox.net for example - ping -I 199.106.175.128 gmail.com PING gmail.com (216.58.214....
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34 views

Moving Email to Specific Folder which are older than 7 days

Automated mails are getting dumped to my inbox. I have to move the mails which are older than 7 days to other folder in mailbox. How do i create create rule for the same.
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2answers
204 views

cannot ssh to server as I install poste.io on OVH dedicated server

I want to install poste.io with docker on my server . Poste.io & Docker installed without problem and running fine but when my connection dropped and I try ssh to server again, my connection will ...
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0answers
474 views

My mail server seems to be sending out spam and I am trying to find the cause

I have a mail server hosted with amazon aws. I setup the server on Ubuntu 14.04 with postfix & dovecot. I keep getting emails from mail delivery system saying mails are returned to sender that I ...
0
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1answer
43 views

newsletter mailservers - how to avoid blocklists?

I am working for a small company and we are sending out newsletter-emails to our customers like every 3 months. That are about 2000 emails every time. we are using our own (old access & outlook) ...
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0answers
578 views

Mail server Dns configuration

this is my question: I'm italian, i'have a local mail server and my new adsl company block 110 and 25 ports !!! I routed blocked ports from a VPS to my server by a VPN trunk without problems, but i ...
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1answer
37 views

Sending Email Directly From A Mail Server Terminal, How To Manually Specify Source IP?

Trying to send an email to my gmail account via the command line. I can issue the following command in terminal mail -v -s "test" xxxxx@gmail.com -- -f ooooo@mydomain.com The problem is, the ...
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0answers
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Is it possible to tell Postfix to keep full emails for (e.g.) a week after they are sent?

Our mail server was recently blacklisted because a web server was infected with a spamming virus. We discovered and blocked the guilty sender only after we started inspecting the message bodies of ...
2
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1answer
448 views

Can I have different sessions with different servers for the same service?

As already known that one domain can have multiple IPs with multiple servers. So if I open for example my Yahoo account, then I'll have a session with one of Yahoo servers. My question: if like after ...
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523 views

Can't send or receive mails with Mdaemon

I have a Windows Server 2008 R2 with Mdaemon(v 10) installed. until today I have been unable to send or receive emails from/to any of provider such as yahoo, gmail, outlook, exchange... I have tried ...
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1answer
72 views

Run small mail server using a second domain instead of dynamic ip hostname service

How do I use a second domain instead of freely registered hostname, assigned to a dynamic ip address, in place of email address domain? something like contact@exemplo.com.br instead of contact@...
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1answer
2k views

Cannot connect to Google Compute Engine instance via SSH

i am new to google cloud,i just deployed my first instance it was working fine till yesterday, i used last time to set email server using this tutorial email server, but now i am unable to connect ssh ...
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0answers
323 views

Running Citadel Email on Raspbian Errors

I installed the citadel email server onto my raspberry pi. I can access the gui from my browser, but I can't send or receive emails. Whenever I send an email, I get the following error back 5 minutes ...
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1answer
792 views

How turn on SMTP Authentication?

How turn on SMTP Authentication? When I try to send a email from an email registered in my mail server (example@mydomain.com) to my icloud email (@icloud.com) I receive this back: Mail from IP (my....
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1answer
39 views

Avoiding Mail Server Inconvenience

We run our own web server (Apache on Ubuntu) for a bunch of non-commercial websites, but there was no mail transfer agent installed on it, since they are complex to configure and maintain. You need to ...
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2answers
371 views

Why does my mail server say it “Could not deliver the message in the time limit specified. #4.4.7”?

I'm trying to send an email to some people on my mailing list, and I got back a few NDRs, saying The following recipients cannot be reached: email@aol.com on 11/11/2014 11:37 AM Could ...
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1answer
319 views

Mail server that supports duplicate file detection?

AFAIK, Google mail servers (gmail) can detect duplicate files. For example, if you receive a big file as attachment that exactly exists in someone else's inbox, google avoids storing the file twice, ...
0
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1answer
48 views

E-mail Forwarding Server [closed]

I am looking for an e-mail server/client that does the following: Runs as an e-mail server (POP3, IMAP, Exchange, etc) for an isolated network Retrieves e-mail from the isolated network Resend ...
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2answers
4k views

How to block spam email by subject in zimbra

How can I block spam email by subject? I did tried following this, but it doesn't work. It uses custom_header_checks and define some parameters, I did try such parameters and restart the services but ...
4
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1answer
10k views

Fatal error (bad field count) while configuring Postfix

I'm using this tutorial to configure a mail server using postfix, dovecot and mysql. While configuring Postfix I have to uncomment the following lines and then restart Postfix with service postfix ...
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0answers
161 views

Thunderbird: Fetch new messages from server except imported messages

I am using Windows Live Mail for years, but decided to use Thunderbird. I use my mail clients with POP3 connection. I can import my WLM messages into Thunderbird via Import Export Tools and imported ...
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2answers
204 views

solution for sending/receiving emails from my own domain

since I am not into mailing yet - I wanted to ask the community. I got domains which are linking on several vServer / dedicated Server. I use those server in general for Webapplications & Hosting (...
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1answer
557 views

OSX Server.App Mail Server Not Starting

I'm having an issue that I've had before, but I've never come up with a solution. I have a Mac Mail server set up using Server.App, and occasionally the server will just stop working, and when I try ...
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1answer
179 views

Understanding Postfix and Courier IMAP

I'm setting up my own mail server, and I'm very new at this... and I'm getting lost. I need your help in determining some parameters the way I know them already, because the configuration is huge. So,...
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1answer
34 views

Unite mailboxes via ssh?

Mailboxes are plain text. As I understand, they have to be parsed and every mail begins with its header. I have multiple "mailbox synonyms", like "Gesendet", "Sent" and "Sent messages". Is the ...
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2answers
62 views

Mailserver standard filenames? [closed]

I have 3 mailboxes (gmail, 2 from univeristy) and 3 mailclients (apple mail, k9, thunderbird, evolution at work). Getting the clients to work together is a pain in the .... What are the names for ...
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1answer
88 views

DKIM configuration on Debian

Due to the fact that many e-mails we send with our company address do not get delivered, rejected or marked as spam, I searched for a solution on the web. One of the solutions I found was to use DKIM ...
2
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1answer
362 views

can not receive mail by own created mail from gmail

I want to create my own mail ID like myname@mydomain.in instead of paying extra to google for extra mail ids as I have already myname@mycompany.in. Things I have are mydomain.in(I paid for this ...
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1answer
74 views

What info can I get about mail server from email address?

I've made a little application for email parsing for a certain niche of business. That requires access to the user's email. I currently have a small settings menu where I ask the user to enter the ...
0
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1answer
1k views

Postfix: change recipient_delimiter with virtual_mailboxes

I have an email setup using Postfix, Dovecot, PostgreSQL. I am trying to change the recipient_delimiter to be - (dash) instead of + (plus) but the address are being rejected. In order to get the + ...
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1answer
2k views

How to block IP for someone who keeps trying to access my mail server?

I recently configured cPanel on my VPS. And today I saw the logs in /var/log/messages showing some IP keeps trying to login and failed: Oct 19 18:10:30 servername dovecot: pop3-login: Aborted login ...
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2answers
400 views

Check mail sent with mail command

I've got a Debian mail server, and I use the mail command to send confirmation e-mails when users register our website. Is there any way to view a list of the mails that were sent? Any help much ...
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0answers
47 views

What mail daemon should I get if I'm going to run an intermediate mail server for just myself?

I've heard of too many people losing things because they only had copies stored in “the cloud”. Their provider banned them, they got locked out of their account, there was some kind of legal claim…for ...
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2answers
133 views

EMail Archiving - how to embed external images & co right on server?

I want to archive all the email received by my mailserver. So far, no problem. But what about those "beloved" mails with HTML body and external images? They get corrupted after some time, if the ...
2
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1answer
2k views

Dovecot.conf assistance since upgrade

I've been following a guide on this site: http://oskarhane.com/setup-your-own-mail-hosting-with-linux-postfix-dovecot-and-mysql/ To install postfix with dovecot and mysql on a Linux server. All ...
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2answers
37k views

How can I stop my email being blocked as spam?

I have my own small company that deals with big corporate customers. Many of these, plus others, have told me my email keeps going to their junk folders. I have my domain DNS hosted on a shared ...
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0answers
1k views

How to remove emails in CENTOS using command line?

I have a server running CentOS on which I have root privileges. One of my users has almost 228932 emails in an inbox, consuming 5 GB of space. How can I remove emails using command line? The normal ...
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1answer
153 views

Multiple config file postfix

Our mail server was configured using this tutorial: Pixelinx - Creating a Mail Server on Ubuntu (Postfix, Courier, SSL/TLS, SpamAssassin, ClamAV, Amavis) Now it can receive/send email using his ...
0
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1answer
45 views

Determining mailbox type

I now have a shared server which I use for email. At the moment, I'm configuring a new VPS and I'd like to be able to copy the email from the shared server to the VPS. I'm setting up Postfix using ...
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1answer
1k views

Can I temporarily pause/queue Postfix SMTP sending to a specific domain?

I'd like to temporarily queue all mail to a particular domain, but allow all others to send right away. For example, if a user on mydomain.com sends an email to recipient-domain.com, I'd like to wait ...