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

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6
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1answer
1k views

How to edit bad word filter in SpamAssassin?

How can I add several custom "bad" words into SpamAssassin, so emails that contains that words are marked as a spam? UPDATE one of the keys is to edit file /etc/mail/spamassassin, and to add badword ...
5
votes
1answer
716 views

Disable Outlook Web Access Junk filtering in Exchange 2013

By default, Outlook Web Access (OWA) in Exchange 2013 seems to move suspected junk mail to the Junk Email folder. This is undesirable behavior in most of my environments because we have Barracuda Spam ...
5
votes
1answer
1k views

OSX 10.6 integration into NIS/netgroup/automount infrastructure

I have an existing infrastructure where accounts are maintained under NIS (yp) with no local unix accounts. Also, all the standard maps including hosts, mail aliases, netgroups, etc...are maintained ...
4
votes
1answer
5k views

Couldn't drop privileges: User is missing UID (see mail_uid setting)

I'm hoping I can use some help. I'm configuring dovecot_ldap, but I can't seem to be able to get dovecot to authenticate the ldap user. Below is my config and log info: hosts = 192.168.128.45:3268 ...
3
votes
1answer
63 views

Certain SC Orchestrator Send E-Mail activities are sending 2 emails

Also posted this on TechNet but barking up this tree too just in case. Not really sure what's going on here, but I have certain System Center Orchestrator (2012 R2) Runbooks that are sending multiple ...
3
votes
1answer
839 views

Email Autodiscovery Not Being Probed By Android

Android's default email client is supposed to probe the server for the domain of the user's email address per outlook autodiscovery. This bug seems to indicate that at least the first two steps of ...
3
votes
1answer
368 views

Outlook 2007 E-Mails come in blank or with <=“” style=“”> in the body, nothing else

Basically users who have just been upgraded to Outlook 2007, are not receiving SOME emails (from outside our domain, ie hotmail, yahoo). It seems that maybe these emails are HTML based, and not sent ...
3
votes
1answer
412 views

How to send report created by Munin to email once per week

I have a page with Munin reports and I want to send the email with graphs once per week on specific email. Any thoughts on how to achieve this? Thanks!
2
votes
1answer
58 views

sendmail cant send mail - Centos6/7

I have a newly minted CentOS 6.7 box to set up sendmail on. It seems sending email but not really, no idea whats the issue could be. What I did: yum install sendmail sendmail-cf sendmail-doc ...
2
votes
1answer
55 views

Catch incoming email and then deliver to original recipient on sendmail

in the company I work for there are a user that is making bad use of the email, but to have evidence of what he is doing we need to intercept all the incoming email to him and all outgoing email from ...
2
votes
1answer
339 views

Local data consistency issues with Large Exchange Mailboxes, Apple Mail, Multiple Connections to same account

I have a longstanding situation with a client who has a tremendous amount of email. To make matters worse, the bulk of the message content and attachments are text files. So, we're talking about a lot ...
2
votes
1answer
271 views

Long server response delay - 60 to 90 seconds - when using PHP Mail() on IIS7.5

We have a Windows 2008 Server running PHP 5.2.11 on IIS 7.5 When any script on the server calls a mail() function it presents no errors and sends the email nearly instantly. However, the server will ...
2
votes
1answer
897 views

Outlook Cannot Establish Connection To Exchange while using Citrix VPN

I have several user who travel and connect to our network using Citrix VPN. Once they are connected they can connect to our servers..etc. but when opening up Outlook they are greeted with a login ...
2
votes
1answer
61 views

Email forwarding over windows and iis7

I am trying to make a mail piping sytem work and I am having trouble as I am not used to working with IIS7 over Windows. The official documentation talks about how to do it with Cpanel and X3 skin, ...
2
votes
1answer
90 views

Is a message number assigned to a message by 'select' or 'examine' IMAP command consistent across IMAP sessions?

Basically will message number one stay number one under another IMAP session/location?
2
votes
1answer
2k views

Make Postfix search LDAP group members by UID instead of DN?

I'm creating an e-mail server with postfix (v2.7.1 on Debian 6.0) where users and groups are stored in an LDAP server. Users accounts works fine but I want to create e-mail aliases from group (any ...
2
votes
1answer
222 views

Linux Sendmail Same username multiple domains

I have configure my sendmail for multiple domains by creating username like sales@domain1.com sales@domain2.com sales@domain3.com in passwd file Now I added entry in file /etc/mail/virtusetable ...
2
votes
1answer
385 views

qmail smtpd uptime less then 1 sec

not sure what is going on here but my qmail install isnt working corretly everything is running except smtpd output from qmailctl stat /service/qmail-send: up (pid 2874) 608 seconds ...
2
votes
1answer
412 views

Exchange Server 2010 send as another user and skip inbox

We have Exchange Server 2010 setup and we can send email as another user. However, we have an undesired side effect: Authenticated as steve@domain.com, steve@domain.com can send an email to anyone ...
2
votes
1answer
498 views

Sendmail does not receive e-mails from outside

have a VPS running CentOs 5.1 64bit with ISPManager panel. dovecot-1.0.7-7.el5 is used in conjunction with sendmail. I can send e-mails to outside (sendmail works), can send and receive e-mails ...
2
votes
1answer
469 views

Microsoft Entourage/Exchange Server problem: all objects disappeared from server - still in some form on the client

One of our employees works with Entourage on his MacBook Pro (OSX 10.6) accessing Exchange Server 2007. Last Friday morning, I think while working over a VPN, Entourage (I think it was Entourage) ...
1
vote
1answer
42 views

“Bad PTR DNS Resource Record” when sending E-Mail from Shared Hosting

I have a virtual server with one IP x and have multiple sites a.com and b.com running on it. When accessing x in the browser, I get to homepage a.com. Sending an e-mail from a.com to GMX is without ...
1
vote
1answer
50 views

Receiving DMARC reports for emails I do not send

I am hosting the email for my domain (lets call it example.com) on google apps (free legacy edition). I recently enabled the DMARC reports so I now get a daily report for the emails sent from my ...
1
vote
1answer
34 views

Strange e-mail behavior in powershell

I'm adding a new powershell piece into my user creation, which is to e-mail their supervisor with an alert that they have been created. However, for some reason, it sends the credentials to the next ...
1
vote
1answer
66 views

How can I use Exim4 to forward email for root to another email address?

I am trying to forward system email (from apt, cron, etc.) addressed to "root" to my personal email address using a smarthost. I am using Debian 9. First, I ran sudo dpkg-reconfigure exim4-config. ...
1
vote
1answer
29 views

Using different MailServer for special Users in the same domain

I'm new to this topic, so please have forbearance, if this is a dumb question. At the Moment, we use GMail for all Mailaddresses. To save some money, the idea is, to use an own mailserver for the ...
1
vote
1answer
101 views

Microsoft Exchange 2013 and Open Relay Prevention

I have set up a Exchange 2013 server on my Windows Domain network to receive and send mail both internally and externally. After a rejection by Google to receive email from my server (the reason was ...
1
vote
1answer
189 views

How can I add an X-header to unix mailx?

I am attempting to add the x-header X-APP-VOLT: Yes to the header of my email with a .tar attachment. I only have access to usr/sbin/sendmail and mailx. I do not have root access so I can't download ...
1
vote
1answer
44 views

Delete user from Sympa mailing list

So I have been trying to remove a user from one of our Sympa mailing lists, and can't for the life of me get it to stick. I have deleted the entry for the user under ...
1
vote
1answer
286 views

Why is my new domain email triggering spam filters?

I recently purchased and set up a new domain to send emails with Google Apps but noticed many of my emails are going to spam. I ran it through the isnotspam.com spam report and got this report. This ...
1
vote
1answer
20 views

How do I send e-mail from an aliased domain via Office365?

I have a Office365 account with out own domain (a.com) and we have added a second domain (b.com) Both domains receives mail just fine. How do I let the users choose which domain they should send ...
1
vote
1answer
47 views

Originating (non-critical) emails from a “less-trusted” host

Background We have a webapp running on webapp.example.com that (amongst other things) sends messages by email from time to time. These messages are non-critical: whilst we would like to make a best ...
1
vote
1answer
126 views

Dont allow to override php.ini values for certain headers as a root

We are having this issues in shared hosting environment. FYI: Under shared hosting environment each user can have a php.ini in their folder to override the global settings. There will be many users ...
1
vote
1answer
118 views

How to send a custom reject notification in Qmail (badmailfrom File)?

i´m using QMail and i want to reject various emailadresses (domains). I found the following way: Block Email Senders in QMail: /var/qmail/control/badmailfrom When i block a sender he will get the ...
1
vote
1answer
531 views

Occasional Delays and/or Bounceback on Incoming Mail- Exchange 2010

We have an onsite Exchange 2010 server on our domain and are experiencing a strange issue. About 90% of our incoming email from outside clients is coming in perfectly fine. Sending is 100% fine. But ...
1
vote
1answer
223 views

imapsync some mails are not transferred

Im using this code: imapsync --buffersize 8192000 --nosyncacls --subscribe --syncinternaldate --noauthmd5 --host1 old.server --user1 old.user --password1 123456 --host2 localhost --user2 ...
1
vote
1answer
459 views

qmail sending mail failure to wrong customers

this is a bit strange, userA sends a email, userB gets it. User A gets a failure notice saying that the message could not be delivered to userA, userB, userC, userd, userE, ect the only recipient ...
1
vote
1answer
237 views

Migrating email host from local MS Exchange to 3rd-party host

This may be a simple question, but so far I've had trouble finding any help that corresponds well to my specific situation. The very small business I work for is planning on "phasing out" the local ...
1
vote
1answer
24 views

Disabling network access for a group of users but allowing smtp only

We have an environment where our users ssh into the system and their shell is set to simply launch Mutt on their $HOME/Maildir. We want to restrict our users to only be able to send/receive mail. We ...
1
vote
1answer
381 views

How can Sendmail reject email to a local user *unless* it comes from a trusted subnet?

I have sendmail set up to accept mail for a few domains and to relay messages for a few subnets' worth of systems. Recently a particular internal-use-only address has been receiving a lot of spam. ...
1
vote
1answer
436 views

gmail contacts IP from SPF and fails to send mail to some domains

I have strange problem with my SPF records and gmail MX. I have this SPF setup v=spf1 a mx ip4:IP1 ip4:IP2 include:_spf.google.com ~all In this case, if I send an email to two specific domains, ...
1
vote
1answer
206 views

How to get different Received: from headers from each domain using Postfix Virtual Domain Hosting?

We have try to configure Postfix for multiple domain with dedicated ips. when i am sending mail from different domain webmail then header show same local or main domain name. Received: from ...
1
vote
1answer
2k views

Exchange 2010 530 5.7.1 Client was not authenticated from some MTAs

I have a strange issue on an Exchange 2010 Version: 14.03.0158.001 (latest to date). The receive connector is set up correctly, with anonymous users checked, but still, I can receive mail from some ...
1
vote
1answer
220 views

Email Delivery to Gmail Breaks After Implementing DomainKey

I have a personal VPS that I use as a personal email and web server. Today I was diagnosing email, and I created a test account at Gmail. At first I was not implemented DomainKey and only SPF was ...
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votes
0answers
175 views

Info on login failure reasons in Dovecot logs?

Is there a way to get info on the source of authentication failures (SASL, IMAP/POP3 mailbox access) and at the same time the username from Dovecot logs? I have a 2.2.4 installation (+ Postfix), with ...
0
votes
0answers
306 views

Cron sends e-mails but shouldn't

I'm getting crazy. Cron bombs me with e-mails, even if I set a nullstring as e-mail address and pipe the output to /dev/null. Currently my crontab looks like this MAILTO="" # m h dom mon dow ...
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votes
0answers
37 views

log of all mails that were sent from server

recently we send Emails via cron job.(php mail() function ) Unfortunately we didn't save the list of addresses on DB and we need to get the list Is there any log file on ubuntu 12.04 server ( or ...
0
votes
0answers
28 views

Help Desk Ultimate ignores new emails

We are using the Help Desk Ultimate module to manage our support requests (tickets). Unfortunately, the module ignores incoming emails from the IMAP-Account since several days. We don't have issues ...
0
votes
0answers
2k views

User's emails disappearing off email server using Outlook 2013, Windows 8 and MailEnable 6.53

I am using Mailenable Enterprise version 6.53 but my question could relate to any e-mail server, I suppose. We have a user that is experiencing disappearing e-mails. When he connects to his mail ...
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votes
0answers
30 views

How to block HTML-only emails with exim

I would like our exim mail server to block any incoming emails which only have one or more HTML attachment(s) and don't contain at least one plain text attachment. Is this possible and how can I ...