Questions tagged [email]

Sending, receiving, reading, composing, sorting, and generally working with email. For the mail(1) command line utility, see the tag /mail-command.

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Cannot properly send email in MacOS via postfix

Telling story short. My MacOS version is: 12.4. In /etc/postfix/: In sasl_passwd i have: smtp.emailsrvr.com:587 <myEmail>:<password> In main.cf i have: # custom POSTFIX email sender ...
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Postfix: enable DKIM signing on local non-secure submissions to port 25

I have a Postfix server which accepts outgoing mail submissions from local network on port 587 (TLS) which requires authentication, signs them with OpenDKIM and they get delivered nice and clean into ...
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-2 votes
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Impossible to create an email address from the postfix admin

Good morning, I am doing a year-end project which consists in creating a postfix mail server, I arrived at the creation of emails except that when I want to create an impossble mail addendum I have ...
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Optimize courier imap-ssl server configuration for large Emails

I use Courier with postfix on debian 11 and it all works fine, except, I cannot copy large emails into the IMAP Sent Folder. I cannot find the richt configuration files and options, where I set the ...
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I am unable to edit email message body in evolution following update

I updated my system and now when I open an email to send, I can add header information but not the body of the message. Same with trying to reply to an email. No cursor will parse to the body of the ...
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Create virtual forwarding email addresses using a server side programming language [closed]

Some background information first before my question, I am curious as to what happens behind the scenes after you have purchased a domain name and then setup a forwarding email address from the newly ...
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What's required to let a domain send outbound emails from multiple domains?

Let's say I have: 40 outbound emails to send main domain - main_domain.com 4 separate domains-workers with Postfix - mail.my_postfix1.com...mail.my_postfix4.com Goal: send 10 emails via each of 4 ...
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Postfix can send to everywhere except Comcast?

I have a VPS running CentOS that hosts a few websites with email. It's recently come to my attention that outgoing emails to @comcast.net addresses are not delivering. I've observed that these ...
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How can I store emails on an external drive with Postfix/Dovecot?

So I set up a a Postfix/Dovecot server on my Raspberry Pi, and I wanted to be able to actually store the emails themselves I have on an external SSD I have since my SD card is 32 GBs and my SSD is ...
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MAILX sends an email but with a blank subject and body text

The following command just started sending an email with a Blank Subject and Body Text. mailx -s "Daily Extract" $RESULT_EMAIL < $LOG $RESULT_EMAIL - Contains a Distribution List that ...
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Can't get DKIM Key

I am having an issue with not finding the public key of DKIM. I am using a local DNS (BIND), so there isn’t a problem with propagating. I just copypasted the output of given generated public key into ...
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How to set up postfix to relay outbound mail only?

I have a postfix/dovecot server in Linode. However many times my outgoing mail is being rejected because Linodes IP's are on blacklists. To solve this issue I signed up to Amazon lightsail and created ...
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Removing and re-adding ssh keys doesnt change the email associated?

This seems like maybe a bug? I've changed my email in GitHub to use the noreply form that is more private. I tried changing the email in the ~/.ssh/id_rsa.pub file and using ssh-add ~/.ssh/id_rsa, but ...
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Mail sent to root never arrives

If I send emails with echo "test" | mail -s "Test" myuser echo "test" | mail -s "Test" root /var/log/mail.log contains Apr 7 16:30:30 ScotLX postfix/pickup[...
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Should mail clients ignore the "Sender:" field?

I thought I knew something about SMTP but obviously you learn every day. So, imagine a department in a large organisation (say, a local Council). There are a number of humans managing a shared email ...
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How can I make GNU mailutils to use an external SMTP server?

Does anybody on this planet know what the equivalent GNU mailutils command to the following looks like? Is this even possible without a local MTA with mailutils? Using s-nail it works as intended. s-...
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Is it possible to use an IMAP backup server as main IMAP server for my mailboxes?

The normal setup using an existing provider is: [PROVIDER-MAIL-SERVER] [IMAP/POP3 >] ---------> [EMAIL-CLIENTS] [Storage] The problem here are the small storage from the ...
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Disallow some attachment types when sending messages with mutt

I am writing emails to certain domains that are (mis)configured to silently discard certain attachment types (e.g., Word files with macros). As a workaround, to avoid forgetting this, I'd like to ...
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How does something like mailspring or newton give read receipts?

I have no idea the technology behind how mailspring or newton is able to show a read receipt for email and link included in the email. Does the link click first go through their email before the ...
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using mutt and filter emails to be downloaded

i am new with mutt and i really like it. I am new in linux world and my technical english is not the best either, therefore as a last result i turn to this forum. I tried to find in google how the ...
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3 answers
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Remove all base64 blocks from a file

I am in the process of trying to upload around 20 years worth of Usenet archives to archive.org but my first batch got reject because some of the archives contained trojans that are encoded in base64. ...
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Simple way to send email to Dovecot mailbox from Unix scripts?

I'm looking to send emails to myself from various scripts on my Linux (Debian 10) system. My thought was to install just Dovecot, and not an MTA like Postfix, to avoid the complexity of configuring ...
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dovecot_login authenticator failed, i can't (some time) send email using smtp

I have a problem when I want to send an email using SMTP Sometimes the email is sent without problems, but after seconds or minutes I try to send another email and the problem appears. Here is the ...
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1 vote
2 answers
189 views

How to get the email of the logged in user when login occurs through SSH keys?

I’m using bash shell and Ubuntu 18.04. I SSH into the server using a fairly standard RSA public-private key set up, where I put my public key in the .ssh/authorized_keys file of the server, entry ...
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Why does "mail" in a bash script run fine from command line but not when run by launchd?

This on an iMac running Big Sur. (I asked over at AskDifferent, but no one knew the answer.) This script is set up to run by launchd once a day to get battery data from a NUT (Network UPS Tools) ...
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reading system mails in debian buster

after today update from thunderbird thunderbird --version Thunderbird 91.5.0 I missed my local unix account for system-mails like from apt-listchanges. It seems it is dropped. I know I can read it ...
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1 answer
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How is the unattended-upgrades notification email built?

I defined unattended-upgrade configuration in /etc/apt/apt.conf.d/50unattended-upgrades file. It works fine, I receive an email notification when an upgrade is applied. The notificatoin email shows ...
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Rspamd Ratelimit doesn't work

I have set up my rspamd and redis server but the ratelimit doesn't work. The Rspamd speaks to Postfix and my log file doesnt show anything unusual. Even GTUBE works --> So, the spam protection ...
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Whats the Interface between a Postfix server and a Mail Program?

I set up a postfix server and he works. I can send and get mails. As long as I send mails in bash over ssh on the server. But how do I send and get mails from a mail program e.g. Thunderbird. I know ...
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Mail sender address is not getting updated

I'm trying to send email, but I constantly get wrong sender email address. OS details: NAME="Ubuntu" VERSION="18.04.5 LTS (Bionic Beaver)" ID=ubuntu ID_LIKE=debian PRETTY_NAME=&...
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How to send attachment in email using awk

I have a file that I want to email using awk format to HTML to create a table. I would like to include an attachment with it, but can't seem to find a way to do so and I have looked through many ...
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2 answers
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Postfix cant fix open relay

postfix configuration: ~ # postconf -n | grep mynetworks mynetworks = 127.0.0.0/8 mynetworks_style = host smtpd_recipient_restrictions = permit_mynetworks, permit_sasl_authenticated, reject ...
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1 vote
1 answer
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mail command sends body as attachment, unlike normal email client? How to stop this?

I am using the mail command from mailutils on Ubuntu Linux 20.04. I am using it to send documents automatically to a service on the web which processes them. They provide an email address to which you ...
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Could not connect to mail server in thunderbird in MX Linux 21

I have installed Thunderbird version 78.13.0 in my MX Linux 21. I am having issues with this app recently because its connection with the server always gets timed out. Whenever I refresh the mails, I ...
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1 answer
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Getting Cron Daemon emails, but no user has crontab

Users on a server of mine are getting mails in /var/spool/mail from Cron Daemon runs but when I check the user's crontab there is nothing there? From munin@example.localdomain Tue Nov 2 15:00:12 ...
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mbox: Difference between "From_" line and the "From:" and "Date:" email headers

In mbox format, each email begins with a "From_" line that contains an "envelope sender address" and timestamp. For example: From example@example.com Fri Jun 23 02:56:55 2000 How ...
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postfix on centos 7 maildir delivery failed: create maildir file /home/testuser/Maildir/tmp/ : Permission denied

I'm trying to set up postfix on a centos 7 server. I've been following this toturial: https://netcorecloud.com/tutorials/install-centos-postfix/ Everything is looking correct and succesful, however I ...
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Logging script to email

I have a script that scans a log for a list of words, then sends an email with the results. I would like to expand this to do the same for other logs in the same directory but make it a new email with ...
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Use a domain in a Plesk server for mail only

I have a server with Plesk Obsidian 18.0.35. This server hosts several domains including mail and everything works perfectly. Now I would like to use an external domain with this server but only for ...
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293 views

How to switch IMAP folder in mutt?

Hello how do I switch between IMAP folders in mutt? I have several folders in one IMAP account: Inbox Sent Trash Old Spam ... etc but all I can see is inbox. I have tried reading the help text, and ...
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Roundcubemail - sending emails not working

I installed Roundcubemail from Github, version 1.4.8-complete (from this tutorial https://www.tecmint.com/setup-postfix-mail-server-in-ubuntu-debian/). I can check my emails via roundcube (from /var/...
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Postfix 550 5.1.1 <usr@domain.tld>: Recipient address rejected: User unknown in relay recipient table;

I want to have postfix relaying mail to my dovecot, which is running on the same host. My users are defined in dovecot's passwd file under /etc/dovecot/users like this: usr@domain.tld:{PLAIN}pw.:10000:...
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Hide OpenDKIM Filter version in Centos 7

I want to hide the OpenDKIM version as my client does not want to show in emails for some reason. DKIM-Filter: OpenDKIM Filter v2.11.0 server.domain.com 3506081C66 He only wants to disable v2.11.0 ...
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1 vote
1 answer
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mail: How do I mark an email as unread?

I am using mail from GNU Mailutils to read the contents of a Maildir. For emails that have already been marked as read, is there a way to mark them as unread in mail?
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How can I set a simple forwarding procmail rule based on FROM?

Using Procmail, I would like to add a rule that dictates: If any email comes from this specific email address, in addition to delivering it locally, also forward it to this other email address. My ...
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1 vote
1 answer
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mutt: determine local path of current mail

CHALLENGE I want to determine the local path of the currently viewed mail within mutt and transfer it to a bash script, before or after saving the mail to a local project folder. CONCEPT I am using ...
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Postfix Null Client Settings

I would like to set up a Postfix null client, i.e. a mail server that sends but does not receive emails, on an Ubuntu 20.04 machine. I spent days trying suggestions from tutorials, the Postfix ...
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During email delivery, how do MTA, MDA, POP/IMAP connect with each other?

I have already read Why use Dovecot AND Postfix/Sendmail?, Why use both Dovecot and Postfix?, Why use both Dovecot and Postfix? which give the general idea, but here I'm looking for more precise ...
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Can msmtp rewrite *all* recipient addresses?

I'm using msmtp to deliver system email from an Ubuntu server via an SMTP account. Can I somehow configure this setup to rewrite all emails to one specific recipient address? If so, how? Or put ...
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How to get only stdout_lines with Ansible using mail module

I'm using ansible to scan hosts with clam antivirus and I'm receiving reports via email. Reports contain everything and I want only to receive stdout lines. Is there any way to accomplish this? I ...
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