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

learn more… | top users | synonyms (2)

0
votes
2answers
1k views

Send emails from shell script without local mailserver

How can I send email from a shellscript (usually cronjob) without running a mailserver on the same host. Using a smtp server. Running Ubuntu. I looked a t various tutorials, but couldnt find a ...
0
votes
1answer
4k views

Postfix: virtual_alias_maps delivering everything to one user despite new domain

I have a postfix installation handling mail for a couple of domains, for which all mail goes to one real local user (cmb), and I want to add a new domain (let's call it example.org) for a second user, ...
5
votes
2answers
445 views

Why do I get search.com instead of “host not found”?

On my VPSs with LeaseWeb, whenever I reach an non-existent host, I get search.com domain name, and if I ping a non-existent domain from SSH, I don't get "host not found" but replies from IPs like ...
4
votes
1answer
2k views

modify the recipient address of an email on the file in the postfix queue

I have a few emails in my mailq which are bounced for a good reason, the email address is wrong. I was wondering if it is possible to modify the address of the recipient on the fly. I can see the ...
4
votes
3answers
6k views

uuencoded mail attachments display as binary code

I have run into a attachment display issue at a client who has recently switched from Exchange 2003 to Exchange 2010. The issue was initially perceived as affecting only Mac OS X email clients ...
4
votes
2answers
5k views

Postfix Relay to Office365

I am trying to setup a Postfix server on a Linux box to relay all mail to our Office365 (Exchange, hosted by Microsoft) mail server, but, I keep getting an error regarding the sending address: ...
4
votes
2answers
233 views

Running a mail forwarding service, what are some steps I should take to prevent my IPs being blacklisted

Background: I'm about to launch a service which offers email forwarding for a large number of domains. Say you want people to be able to contact you using you@somesite.com, all emails sent to that ...
4
votes
5answers
2k views

Why are emails sent from my applications being marked as spam?

I have 2 web apps running on the same server. The first is www.nimikri.com and the other is www.hourjar.com. Both apps share the same IP address (75.127.100.175). My server is through a shared ...
4
votes
5answers
6k views

Migrate IMAP account between providers - client access only

I have an IMAP E-Mail account with my old provider. I have a new, empty IMAP account with the new provider. Is there a tool or Thunderbird to migrate the E-Mail data from one account to another? I'm ...
4
votes
3answers
6k views

Send As Distribution Group Email Address?

We have a Small Business Server 2003, with a support distribution group. Is it possible to allow members of a distribution group, send emails from the group email address?
3
votes
1answer
263 views

A record required for MX record?

Previously our domain, let's call it ourdomain.com, pointed to an IP address (our web host). In addition, we use Office 365 to handle our domain email accounts. DNS records: ourdomain.com A ...
3
votes
2answers
285 views

Alternatives to avoid domain from being blacklisted

We outsource our web and email hosting to a web hosting company and occasionally I get complaints from our clients or internal staff that mail from our domain does not reach the intended recipient or ...
3
votes
4answers
1k views

Does “\root” do anything in /etc/aliases?

I've found on a couple servers that have the following entry in /etc/aliases: root: \root,email@example.com You can send mail to /dev/null like this: root: /dev/null I can't find \root used in ...
3
votes
1answer
378 views

Troubles with Dovecot + Webmin on Debian 6.0

I installed Apache, PHP5, MySQL and Webmin on a vps. I host my website on that. I completely reinstalled whole VPS with fresh installation of Postfix and Dovecot. But Dovecot fails to start, so ...
3
votes
2answers
207 views

Forwarding-service for emails on external hoster by MX-record

I am registering domains on behalf of customers and host their websites on my server. I have complete control over the DNS setup of my customer domains. I still want to host their websites, but I ...
3
votes
5answers
3k views

How do I setup a secondary incoming mail server?

I currently have a server running Debian 6, with postfix and dovecot handling email. This server hosts email for a number of domains and users, so I use MySQL as my backing store for users and ...
3
votes
5answers
634 views

Fixing typos in user-entered email addresses

We see some typo domains in our mail queue from time to time and I have been thinking of using our internal DNS server to correct these people's mistakes. Some examples from the current mail queue: ...
3
votes
4answers
801 views

Looking for an email encryption solution [closed]

I'm looking for an email encryption solution for a client. They are currently using Exchange 2007 but are willing to go to a hosted solution if necessary. They are looking for a solution that will ...
3
votes
6answers
2k views

What is causing email sent from my Google Apps account to bounce?

I have started to get Delivery Status Notification (Failure) messages in response to emails sent from my Google Apps domain account (at offby1.net): Delivery to the following recipient failed ...
3
votes
1answer
5k views

Postfix Whitelist before recipient restrictions

Alright. Some background. We have an anti-spam cluster trucking about 2-3 million emails per day, blocking somewhere in the range of 99% of spam email from our end users. The underlying SMTP server ...
3
votes
4answers
2k views

Get cron to send html-formatted emails

I have a stats program which runs on log files via cron. The stats program can output HTML. Right now I rely on the MAIL_TO mechanism in the crontab. MAILTO=my@email.addr 55 23 * * * ...
3
votes
1answer
3k views

How to reduce the Sendmail DNS timeout period

I have a problem with the sendmail DNS timeout period when trying to sent to a email address which has a DNS issue. Let's say the problematic email address is test@problemdomain.com (not real one) I ...
3
votes
1answer
1k views

Exchange 2007 Distribution List with External Addresses

I have set up a mail enabled distribution list but cannot assign an external e-mail address, it only accepts addresses in the GAL. How can this be changed?
3
votes
5answers
433 views

Email Delivery To University Mail Servers (.edu emails)

I'm running an app at www.universitytutor.com which lets people find tutors. Most of the tutors are college students. We send out a follow up email 2 weeks after someone contacts a tutor to ask how ...
2
votes
2answers
566 views

Exchange server not writing a “To: ” header for BCC'd messages

Is there a way to make an Exchange server set the To: header in the message sent to a bcc recipient? We have admin access to the server. Other email programs do this, so it should be possible. ...
2
votes
2answers
2k views

Emails going to Gmail's spam, DKIM and SPF are both set up correctly [duplicate]

I set up iRedMail on a VPS for personal email. Everything seems to work (emails can be sent/received), however when I send an email to a Gmail account, it goes straight to spam. In Outlook, it goes to ...
2
votes
1answer
127 views

Are these nameservers configured properly?

I'm caught in a technical war between two companies. One is a major email hosting organization. The second is a DNS provider called DNSMadeEasy. The problem: An email from an outside domain to a ...
2
votes
4answers
255 views

Email getting marked as spam by gmail, hotmail but OKed by spamassassin

I am having some issues with emails getting sent from one of my websites using the PHP mailer. When I am using my own email server with spamassassin the emails come through without a problem, but with ...
2
votes
2answers
790 views

Use different relay in postfix

In our application, we send different kind of mails. On a broad view we can generalize it in two category, Mails which monitor the health of the app. Mails which we send to end user. Is there any ...
2
votes
2answers
175 views

Best techniques to make sure that emails are not marked as spam

We have a service that requires a registration and the registration process sends some confirmation emails. These emails say in a three-line message that you have to click some link with a generated ...
2
votes
1answer
234 views

How to prevent your mail gateways from being blocked due to spam being sent via mail forwarding

We allow users to forward their e-mail to external addresses. From time to time, our mail gateway appliances' anti-spam engine computes a large spam campaign targeted to our users as a ...
2
votes
2answers
4k views

How do I enter a strong (long) DKIM key into DNS?

I'm trying to enter a 4028 bit DKIM key into DNS and it seems that I'm exceeding both the UDP 512 byte limit and also the maximum record size for a TXT record. How does someone properly create a ...
2
votes
1answer
4k views

Exchange mail users cannot send to certain lists

First of all, everyone's on Exchange 2010 using OWA I have a dynamic distribution list that contains all users in my domain called 'staff'. I can send to this list, other people can send to this ...
2
votes
2answers
592 views

Emails from web site sometimes blank or gibberish

Our company has one web site with an online store based on osCommerce. The system sends emails for various reasons, such as password changes, order confirmations, etc., using PHP's mail() function. ...
2
votes
4answers
477 views

Emails from custom domain going to spam

I just bought a custom domain that I'm trying to use as my primary email address. However at the moment many of my emails are landing in people's SPAM accounts. Are there any cheap ways around this ...
2
votes
2answers
1k views

Script Help - Parse /var/spool/mail/user

CentOS 5.x | SendMail Hi guys, Is there an easy way to retrieve individual messages from /var/spool/mail/? I have an idea for a really simple script and would like to check each individual message ...
2
votes
3answers
831 views

Postfix custom log

Is there any way to customize postfix logging? I'm trying to get some reports out of it and I find it almost impossible to parse on it's default. Probably a XML like logging would be perfect. Thanks. ...
2
votes
3answers
18k views

How to get a list of all Distribution Lists and their Members in Exchange 2007?

I'm looking to get a list of all Distribution Lists in Exchange along with their members? Is this possible using any built-in Exchange tools? Powershell? Third party tools?
2
votes
6answers
496 views

Got postfix and mail working, but the emails are considered “spam”, why?

I have a linux server, with postfix just installed. I am new to email-servers... Anyways, I am able to send mail with php:s mail function, but they are considered "spam" by google mail (and probably ...
2
votes
5answers
733 views

Migrating from Gmail to Google Apps

Our company is trying to migrate our email from Gmail to its Google Apps account. We upgraded to the Premiere Edition in order to get access to the advanced tools for email migration. We are hoping to ...
2
votes
2answers
470 views

How to change default sendmail SMTP error codes, responses, and/or DSN text?

CentOS 5.x - SendMail Hi Guys, I'm curious -- is there any way to customize the STMP error codes, response text, and/or DSN body text in sendmail? If so, where is this stored? Thanks, Mike
2
votes
2answers
787 views

Sendmail disregarding mailertable

I have an out-of-box package-based installation of Sendmail on a CentOS 5.4 machine and am attempting to configure it to act as the public-facing relay server for various internal servers that handle ...
2
votes
6answers
475 views

Email server for windows

Look for a good email server for windows other than exchange server do you guys have any recommendations? only need IMAP/POP3/SMTP and SSL support for small biz use, no more than 100 users 20 ...
2
votes
3answers
1k views

Getting correct linefeeds in emails generated from linux

I have a script that emails certain linux log entries to me, and I read the email in MS Outlook. The problem is that all the lines run together with no linefeeds between the lines. To address this I ...
2
votes
2answers
207 views

How is spamassasin called by amavisd-new?

I initially thought amavisd passed incoming email message through to spamassin via the spamd daemon but now the spamd daemon is down on my new test email relay and the messages are still being flagged ...
1
vote
1answer
492 views

Postfix limit number of emails send in a month/Day

Is it possible to limit the users to send total email in a month/day. I am trying to enforced marketing users to send newsletter according to their assigned quota. Example 1. user1@example.com: can ...
1
vote
1answer
159 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 ...
1
vote
2answers
156 views

How to properly filter outgoing e-mail?

I have a platform consisting of many web servers doing shared web hosting. These servers run Linux and host tonnes of Wordpress, osCommerce, Joomla and other open source website platforms. Every now ...
1
vote
2answers
312 views

Set up a Postfix server on Ubuntu for use with Apple Mail (or any mail client)

I set up a Postfix server on my Ubuntu VPS and it works for sending email from the mail utility in the command line. I set up SPF records, DKIM, pretty much everything I could read about. However, I'd ...
1
vote
1answer
353 views

Amazon SES and Amavis

I've been following how to set up a mail server - by Flurdy in order to set up a more secure mail server on my Amazon EC2 Ubuntu 12.04 instance. I've followed the article to the letter, but I can't ...