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Questions tagged [email]

The server configuration of email, including POP3, SMTP, IMAP, and popular server software packages that control email.

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9 views

Postfix with external alias rejected

i have a problem with external aliases on my server. There are aliases for my users so they can retrieve mails on their personal mailaccount. For example: user1@mydomain.com user1 user1@gmail.com ...
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0answers
6 views

Bluehost local email? Where does cron output go? [on hold]

For the first time in a LONG LONG time I'm running a *NIX remote server not as root. This is a Bluehost virtual server which limits you to a local, unprivileged user. I'm attempting to run a cron job ...
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0answers
17 views

Mail migration from one server to another [on hold]

Currently running Linux with Debian 7.11 with custom control panel from provider, want to migrate whole mail server (email accounts, passwords, emails, roundcube settings) to new VPS running Debian 8....
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0answers
16 views

I would like to monitor the email address [on hold]

I am concerned about my daughter emailing and email address use. Is there a software that I can engage/install to monitor her email (gmail) address use when signing in web sites? Please let me know ...
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0answers
60 views

Emails dropped with “550 Action not taken (in reply to end of DATA command)”

In the past couple days, some emails from my server have been bouncing with this error. Nothing has changed on my end that I'm aware of. It doesn't seem to matter where the email is going-- they ...
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4answers
50 views

Is it possible to change MX records without downtime/returning/dropping messages?

We're migrating e-mail hosting from SERVER-A (on HOSTING_CO-A) to SERVER-B (on HOSTING_CO-B). SERVER-A will continue to be functional until the transition is complete and HOSTING_CO-A has their own ...
1
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0answers
15 views

Forwarder doesn't work with smarthost

I set smarthost on exim configuration on the server However, forwarders stopped working for a reason. I got this message when I check it on email reports The system failed to locate the message ...
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0answers
13 views

mail server under home internet whit static ip [closed]

I'm building a home server machine whit cloud, web host and mail capabilities. Mostly everything is good, but I have problems whit mail. (as expected) I setup postfix whit dovecot. Dovecot works great ...
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1answer
23 views

O365 user not receiving ANY external emails and SOME internal emails after migration to O365 (hybrid env w/Exch 2010)

One of my users was migrated to O365 this week. We have a hybrid 365/on premises 2010 mail environment. I've been bashing my head against this for a few days but have gotten precisely nowhere. ...
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0answers
17 views

I have 2 identical servers but mail.domain.com for one is not working properly [closed]

I have two servers that are setup to be their own mail servers. I have mail.domain1.com working perfect. mail.daddysmoonshine.com however, is not working at all. When I ping mail.daddysmoonshine.com ...
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1answer
11 views

Do I need a dovecot.socket?

My email server with dovecot works fine. I turned off IPv6 and encountered the following error in syslog: systemd[1]: [/lib/systemd/system/dovecot.socket:8] \ Failed to parse address value, ...
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1answer
23 views

Send mail via cronjob/php, RHEL

I am trying to send an e-mail by a cronjob using a php script. The script itself works fine when executed in a shell. When it is run by cron, the attachment is missing. OS is RHEL 7 Cron entry : 30 ...
1
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1answer
218 views

Obtain Message Tracking Logs

All, I need to determine if emails have been sent to an external address from our Exchange server. Unfortunately, there is no specific sender to target as there could be multiple people who sent ...
0
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1answer
37 views

Exim: Relay unknown recipients to another server

Question Can I force Exim to relay mails with unknown recipient to another host? Scenario I want to stage the Exim to Exchange migration in a way that would allow me to move individual accounts ...
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0answers
7 views

Delete all mails from server that are not currently in IMAP mailbox [migrated]

SysAdmin-wise this might be a quite "light" question so apologies in advance if this isn't the right site to post it, but I'd appreciate anyone that can help (or tell me that there isn't a way to do ...
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0answers
20 views

how to configure exim for autoreplying single email account

I am facing issue with exim configuration for setting auto-reply for single user email account. Currently, my exim configuration for autoreply is as follows and it causes autoreply emails to be sent ...
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1answer
18 views

Create a conditional relay based on email subject using Exchange?

Note: I am not the server admin and am not greatly familiar with exchange. I am a developer working with our exchange team. We have a mailbox which receives incoming customer emails for our support ...
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1answer
75 views

My incoming emails for virtual domains are not being synched by email clients (gmail and Apple mail)

I have setup a mail server on ubuntu 16.04 using postfix, dovecot and spamassasin, I am able to login to gmail and apple mail. emails in the form user@mydomain.com works fine, both incoming and ...
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0answers
15 views

Outbound Emails flagged as Spam from Wordpress but not Gmail(DKIM SPF issues)

I recently setup wordpress and pointed my domain to it. With that, we setup gsuite to handle email. We have the domain at godaddy and the server space on a VPS instance. I have added the MX records ...
2
votes
2answers
39 views

How do I find out who sent an email on behalf of another user?

An email was sent on behalf of another user that should not have been sent. Multiple people have this permission. How do I find out who sent the email? Assume it's been deleted from sent items. Using ...
1
vote
1answer
23 views

e-mail encryption during transfer

for the sake of simplicity i want to visualize the dangers of sending an unencrypted e-mail. I'm just not sure WHO can read unencrypted e-mails. Lets say i'm using Office365 as mail provider and i ...
0
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1answer
24 views

User with two different X500 addresses | Trouble after installation Exchange 2016 | Recipient not found by Exchange Legacy

We installed complete new servers including new active directory and new Exchange server 2016. (Old was Exchange 2010). Emails were exported and imported. After that sometimes internal mails couldn’t ...
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1answer
20 views

Unable to find my mail log file (looked for the path in 50-default.conf and rsyslog)

I am trying to send emails from my linode ubuntu server but I am unable to. So I had this test script set to log the errors by adding this right before mail() ini_set('display_errors', 1); ...
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0answers
59 views

Yahoo dkim=permerror (bad sig), gmail dkim=fail

We are using postfix(with opendkim) to send registration information from our site. When the information sent to gmail it goes to inbox but it shows dkim=fail and in Yahoo it always goes to spam ...
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1answer
32 views

Echange 2013 internal server IP and name on message header

I have a server with Exchange 2013. Each message that is sent externally contains the IP and the internal server name. How can I hide this IP and internal name? Because some domains that reject the ...
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0answers
15 views

What are my technical options when it comes to scripting a message trace in an Ironport?

I need to automate message traces in a cluster of Ironports. What are my options? Based on my research I found A REST/XML style interface exists, but it only exposes monitoring endpoints for ...
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2answers
31 views

Setup domino server to send email to internet for local users with @localdomain.com (-> email move to google)

My domino server hold an application who generate email for users. Mails file moved to Google. But email still redirect to local mail file and not google mailfile. What to change to send email from ...
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2answers
36 views

Prevent bounce of outgoing email

Is it possible to specify a header in an outgoing mail (I'm using PHPMailer) that tells the receiving server that I do not want bounce or out of office replies back? The use case is for verification ...
4
votes
2answers
153 views

Why does postfix say 'Helo command rejected: Host not found' when dig finds the host?

So I see the following error Helo command rejected: Host not found; in /var/log/syslog, but when I do forward and reverse lookups on the host in question, the DNS records appear reasonable. The mail ...
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1answer
20 views

Ensuring transport encryption for Exchange Online

Is there a way, with Exchange Online (Office 365), to have administrators warned if EO makes an unencrypted (e.g. non-TLS) connection to another mail server? We have an audit requirement to ensure ...
0
votes
1answer
34 views

Convert a raw email message to plain text in linux

I'm in the cur folder of a maildir store. I want to cat a message .. pipe it to a command .. and have the body of the message spit out. Simple. Example: If its a mime message .. and there is a ...
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1answer
30 views

postfix-Postfwd rate limit

I have total 4000 mail for an outgoing recipient and I want to send mail 2 mail every 1 minute. so I have configured postfwd. #/etc/postfwd.cf id=RATE01 ; action=rate($$recipient_domain/1/60/450 4.7....
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1answer
38 views

Postfix transport map always using catchall definition

Hoping one of the Postfix experts on here can help me debug an issue I am having with transport maps. I've gone through a the recommend list of questions to try and resolve my issue with no luck. ...
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1answer
13 views

Where does O365 track end user clicks on SafeLinks?

O365 SafeLinks policy has a setting to disable the per-user clicks of URLs in an email message. I want to obtain a report of potentially infected desktops where the user clicked on the URL and either ...
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0answers
17 views

Emails go to spam folder on email server with MS Exchange

Emails from redwerk.com email server goes in spam folder on server with MS Exchange. I had performed all kinds of server checkings (SPF, DKIM, Blacklists). Had performed checkings on https://...
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0answers
37 views

How to send mail from web page if one server hosts page and another email?

I already asked the same question here, but I think Serverfault might be more appropriate. I have two VPS: name.com, hosting the web page, and mail.name.com, which is a pure mail server. I can ...
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1answer
29 views

I'm able send email via Thunderbird, but not via my own app. The email settings are identical

I have my Postfix server. I can send email via it with no problem using Thunderbird. For smtp I have: port - 587 Normal Password STARTTLS However, I can't send an email through the same server via ...
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0answers
26 views

qmail(-ldap) + maildrop: mail gets copied instead of being “moved”

I'm using qmail 1.03 and I'm attempting to filter mails through per-user maildrop scripts. Maildrop matches on my test subject alright and the email finds its way into the specified maildir folder. ...
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0answers
37 views

Forwarding root emails: /etc/aliases file is being ignored

I set up an Ubuntu 16.04 droplet to host my client's website (let's call it clientwebsite.com). I also helped him set up G Suite email hosting for his new business email (let's call it client@...
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votes
0answers
172 views

If I'm using Netlify DNS servers, is there a way I can get emails to forward to a Gmail address? (for a host on Google domains)

I'm trying to use Netlify (https://www.netlify.com/) for deployment to a custom domain which has worked. But in order to do that, I've switched from Google's DNS servers (the domain is registered on ...
0
votes
1answer
17 views

linode.com did not encrypt this message

When I send a mail using Contact Form 7 WordPress plugin on my website, I get Linode.com did not encrypt this message in the Gmail Error in Gmail. I also see a Red padlock. Here's a screenshot: How ...
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0answers
26 views

SMTP working from localhost but not on shared hostning server

This is a weird scenario. I have two websites hosted on a Shared Multi-Domain Windows hosting server. I have setup e-mail on both websites and using an aspx script to send e-mails using the SMTP ...
0
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2answers
117 views

Restore Mailboxes from Exchange 2007

So i have this customer who recently upgraded their Exchange server from 2007 to 2010. Another pair of techs performed the migration and they left behind the old original database. Well the General ...
0
votes
1answer
35 views

Configure Amavis with custom spamassassin rules

How can I configure Amavis to apply specific rules from SpamAssassin, like score MISSING_SUBJECT 30 from Blocking empty subject line emails from being sent or received? I run Amavisd-new 2....
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votes
2answers
48 views

Can I tell whether or not an internal user opened an email attachment?

We run Exchange 2010/Outlook 2013, and today a number of our users received an email with an attachment that contained malware. Our current anti-malware product didn't detect the malware, but I found ...
2
votes
1answer
36 views

change conference room booking auto reply language

How to change the language that is in this auto reply (yellow color text)? Currently it is in RU and i would like it to be it in EN-US. I haven't found any methods to do this via Exchange management ...
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votes
1answer
27 views

Can a DMARC “reject” policy prevent NDR backscatter?

Our email is being spoofed. We already have SPF/DKIM/DMARC p="quarantine" policies in place however we are still receiving thousands of Non-Delivery Receipt (NDR) in our inbox. Will changing to DMARC ...
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votes
1answer
35 views

Which domain should the IP PTR record resolve to?

I am trying to set up a mailserver alongside my webserver, example.com, at IP address 192.0.2.1 I have installed the usual suspects; Postfix, Dovecot, Roundcube, ClamAV milter, and OpenDKIM. I ...
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0answers
29 views

Do some smtp servers refuse to SEND to a spam-blacklisted host?

Is it known that some mail admins or mail programs setup their server like this? Is this a small minority? I don't have any examples, but i'm just curious.
1
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1answer
154 views

Why does SPF allow +all?

I was looking at how various sites have their SPF records set, and found a site whose SPF record ends with +all. This seems to be a bad idea, and spf-all says the following about the matter: +all ...