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

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2
votes
5answers
151 views

Creating an email account for a user when the name already exists

Looking for some suggestions/best practices. I have an employee, let's say "John Smith" with an email address of "jsmith@domain.com". His son just came on board as an employee, and his son's name is ...
1
vote
1answer
51 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
136 views

How to configure postfix to replace the name of the sender to a configured one

I have postfix installed on my machine. I also use the generic maps to overwrite the email address from ubuntu to admin@example.com: /etc/postfix/generic ubuntu admin@example.com With this ...
1
vote
2answers
2k views

Why can't I send/receive emails from AWS Ubuntu using Postfix?

I'm trying to send/receive emails on my AWS Ubuntu box. To do so, I'm following the instructions posted by Amazon here. (I skipped the section entitled "To configure integration using a secure ...
1
vote
2answers
1k views

Is it possible to block a certain email adress from sending email anywhere other to its own domain?

I wonder if its possible to block all but few specific adresses to send outgoing emails anywhere other than its own domain. Also so they could still recive incomming messages. Blocking everyone isnt ...
1
vote
4answers
5k views

How to route email to a script

What I'd like to do is set up an address like something@myhost.com which will take whatever email it gets and run the full message as STDIN into a shell script. I can't seem to get this working ...
1
vote
1answer
2k views

Conditionnal relay in postfix

I use postfix to send direct email. But, I use a relay to send email for specific senders. So I use "sender_dependent_relayhost_maps" : /etc/postfix/main.cf : relayhost = transport_maps = ...
1
vote
1answer
121 views

Disconnect modem when postfix queue empty

in /etc/ppp/ip-up.d/script I have the following that runs fetchmail when the ppp0 interface is up (connected) and when it finish the modem ends internet conection automatically. #!/bin/sh ...
1
vote
1answer
108 views

Ubuntu: mailserver + database

I want a mailserver on Ubuntu that saves e-mail in the database and uses users in the database to let them login into the POP server and SMTP server. There are also different domains. How can I do ...
1
vote
2answers
3k views

Recommended MTA for Windows Server

I need an mail server running on my web server that will just route email through other email servers. Exchange requires Active Directories which just complicates an otherwise simple setup. What are ...
1
vote
2answers
2k views

Some users cannot connect to Exchange Server or Outlook Web Access

In our network, some users cannot connect to either Exchange Server 2007 or Outlook Web Access while others are able to connect to both. On one computer, the error occurred after the user ran the AVG ...
1
vote
3answers
1k views

Is there a Linux mail server with an outgoing pickup directory?

On my Exchange server I can drop appropriately formatted text files in the "pickup" directory and Exchange will process them. I'd like to split this bulk mailing functionality onto another box to ...
1
vote
2answers
6k views

How do I remove these junk mail headers?

I'm using Postfix 2.3.3 and mail sent from my server always add useless headers which I'd like to remove. Currently I'm only using the PHP mail() function to send mail. Return-Path: Received: from ...
1
vote
9answers
1k views

E-mail when a windows 2003 server starts

I'd like to be alerted by e-mail when one of my server starts. There are some power issues and want to be alerted when it recovers from a power outage (I have to open a user session in order to some ...
1
vote
1answer
2k views

broken fetchmail configuration

I'm trying to configure fetchmail on my OSX 10.5.6 box. I've setup my .fetchmailrc as follows: poll my.mailserver.com with proto IMAP timeout 30 user "username" is "username" here options ssl keep ...
0
votes
1answer
3k views

Temporary Lookup Failure - Postfix/Dovecot

Alrighty... So here's what's going on. I can sign in with Outlook to my Mail Server, but when I go to send an email, I get this error. Using SquirrelMail, I don't get any errors, sending works fine. ...
0
votes
3answers
996 views

Using a CNAME to forward traffic from a naked domain [duplicate]

I have a domain, flyh2.com. I use a CNAME to forward www.flyh2.com to flyh2.elasticbeanstalk.com where my web site is hosted. This is the only way Amazon allows custom domain names. A records aren't ...
0
votes
1answer
2k views

Postfix on Ubuntu tried everything, won't send emails

I'm trying to get postfix set-up on Ubuntu 13.04 but no luck so far. I found a few answers here on ServerFault that didn't work. I re-installed a bunch of times, nothing. This is my first time dealing ...
0
votes
3answers
1k views

How do I block an email sender using SSH

Having a bit of a nightmare with our Linux server. Somehack is using our server for spaming. I sanitaized all inputs, have captcha image, change passwords, etc. but still. Somehow they keep on doing ...
0
votes
2answers
21k views

sendmail queues to /var/spool/clientmqueue and never sends

This is a continuation of my previous question here. The troubleshooting has gotten me a little further, and I think I'm facing a new set of problems now. Originally, I found out that sendmail ...
0
votes
1answer
157 views

Spam coming from domain, but from a user that I don't have [duplicate]

Possible Duplicate: How to stop people from using my domain to send spam? I have google apps handling the email for my domain (musikpitch.com). Some Cialis spam got sent with the email ...
0
votes
2answers
108 views

Mail server and web server on different servers

I am writing a PHP application for a client who currently hosts their website on a shared domain with fasthosts. The PHP application is going to be stored on a dedicated server at our location. Part ...
0
votes
1answer
157 views

smtp working pop not working

My DNS settings are as follows. A Record: HOST = @ POINTS TO = 65.75.241.26 HOST = beta POINTS TO = 65.75.241.26 HOST = stable POINTS TO 65.75.241.26 CNAME Records: HOST = e POINTS TO ...
0
votes
2answers
1k views

SBS 2008 Email Distrubition Groups - Permissions

is it possible to limit the email addresses that use an Email Distribution Email group? For example: Person A - Send emails to Group B saying the office is closed due to bad weather. Group B: ...
0
votes
3answers
132 views

Shared Email and Storage Across Multiple Companies

My company is setting up a partner company. Some work may be subcontracted from one company to another. In these cases it would be useful to be able to share email domains, disk storage and so on. ...
0
votes
3answers
2k views

SMTP server for Linux with simple configuration

I'm looking to replace our aging mail server and I've decided that I want to change the SMTP server software we use. We currently run exim. Over the years I've worked with a number of other MTAs ...
-1
votes
1answer
592 views

Hotmail blocks company emails, when hyperlink is inserted in the message body [closed]

I received the following results: ========================================================== Summary of Results ========================================================== SPF check: pass ...
-1
votes
1answer
998 views

Ubuntu: How to change Dovecot POP3 default port to 110?

I was trying to log in to my email from Gmail POP3 feature and I had to try every single port to connect to my mail server. What's the command on terminal or what file I have to change the Dovecot ...
-1
votes
2answers
465 views

Fedora Email Forwarding (Postfix)

I would like to forward all email sent to non-existant users on my fedora server to my gmail account. Is there a simple way to do this? How would I forward all email?
-3
votes
1answer
45 views

Email forwarding by domain

Can sense.com ( domain) receive all email and then forward to newtest.com(another domain)? For example, sent email to abc@sense.com , by the DNS, email will transfer to @sense.com first. And then ...
28
votes
7answers
3k views

Why is it a bad idea to use a customer email as the from address

I've got an application that emails users once they have filled in a form. It uses a no-reply@customerdomain.com as a from address. The customer wants it to use the email from the form as the from ...
14
votes
3answers
10k views

How can I make Amazon SES the default method of sending mail from my server?

I'd like to start using Amazon SES for all emails from our server. We have a few freelance designers with PHP hosting, some Django/Python web apps and also some system utilities which send emails. So ...
13
votes
2answers
13k views

How to redirect all postfix emails to one external email address?

To create a test email server, I have a similar requirement as: http://serverfault.com/questions/94640/how-to-redirect-all-outgoing-email-from-postfix-to-a-single-address-for-testing But I need to ...
6
votes
1answer
27k views

How to configure sendmail to send email via GMail (smtp.gmail.com), using port 465 or 587?

I have configures sendmail to send email via my GMail (Google Mail) account, i.e. via smtp.gmail.com, by editing /etc/mail/sendmail.mc and regenerating sendmail.cf: -dnl ...
15
votes
2answers
34k views

How do I check a reverse PTR record?

I need to check a reverse PTR record to make sure that a script I have is sending emails which will actually received by my users and not incorrectly marked as spam. I understand that the ISP which ...
15
votes
7answers
18k views

My email server is being blocked by Yahoo: TS03 Message permanently deferred

My mail server has been getting the following error from Yahoo's mail servers since about a month: postfix/smtp[23791]: host g.mx.mail.yahoo.com[98.137.54.238] refused to talk to me: 421 4.7.1 ...
14
votes
2answers
10k views

Hotmail marking messages as junk

I was having problems with emails sent from my server being blocked completely by Hotmail, but I found out Hotmail had blocked my IP and by contacting Hotmail I had the block removed. See this ...
6
votes
1answer
3k views

Amazon SES e-mails ending in Yahoo & Hotmail Spam folders, even though SPF and SenderID and DKIM are set correctly

This is incredibly frustrating. My Amazon SES e-mails are ending in Yahoo & Hotmail Spam folders, even though my SPF, SenderID, and DKIM are setup correctly. Since this particular site requires ...
11
votes
2answers
13k views

Can postfix be set up to forward mail to multiple recipients

I have the following postfix virtual file: test@domain.com bob@me.com This correctly forwards all emails to test@domain.com to bob@me.com However I would like to forward these emails to ...
10
votes
3answers
30k views

how to disable remote wipe for Exchange 2010 ActiveSync?

When connecting android mobile devices to Exchange ActiveSync some require granting device administrator privileges which permit an exchange administrator to remotely wipe the phone. The warning ...
8
votes
1answer
6k views

Remove/hide client sender ip from postfix?

I'm trying to hide the client IP from emails sent from postfix. here is an example of what I mean: Received: from mail.[removed].com (adsl-75-37-61-254.dsl.frs2ca.sbcglobal.net [75.37.61.254]) ...
8
votes
3answers
3k views

How can i send /var/mail/root again?

Through some missconfiguration i've a lot of emails in /var/mail/root and /var/mail/www-data How can i "loop" over these files and send each mail another time? Thanks in advance!
6
votes
5answers
2k views

Getting stats about deliverability from postfix

At work, our CEO is working on a plan to move away from a service provider who do our Spam filtering, etc. Currently, all our mail gets relayed out through this service, and all incoming email gets ...
5
votes
6answers
9k views

Emails going to Junk for Hotmail recipients [duplicate]

We send daily mass emails to our customers (~30,000+ emails per day). We have problems with Hotmail users receiving our emails. Sometimes the email goes to the Junk folder, but often it will got to ...
4
votes
2answers
4k views

How can I route some emails to a script in Postfix?

How do I route all emails directed to user-*@example.com (i.e. user-1234@example.com) to a pipe command in Postfix? The idea is to create craigslist-style anonymization by assigning dynamic email ...
4
votes
3answers
3k views

Postfix 'load balance' sending IPs

I got a server with 8 IP addresses to use as a mail server (With PostFix). I want PostFix to rotate the IP and hostname for each message. I found the config parameter smtp_bind_address = 1.2.3.4 ...
4
votes
4answers
5k views

Ec2: Setup mail to send emails

Can someone teach me how to configure a centos instance to send mails. My intention is to send mails from a bash script based on some signals and alerts to a build user. I don’t intend to use it ...
3
votes
2answers
5k views

Processing incoming emails with Python

I'm developing a web application that requires that a registered username be able to receive emails to: <some-username>@<my-web-app>.com I need a way to be able to process the email ...
1
vote
4answers
3k views

Prevent spamming [duplicate]

How to prevent spamming in Cpanel / Linux server ?
16
votes
3answers
6k views

Is using SOFTFAIL over FAIL in the SPF record considered best practice?

Or put another way, is using v=spf1 a mx ~all recommended over using v=spf1 a mx -all? The RFC does not appear to make any recommendations. My preference has always been to use FAIL, which causes ...