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Questions tagged [email]

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

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

6589 questions
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Is it possible to send and receive an email from an IP address instead from a domain?

Usually an email has a domain name on the right side of the @, so you can identify an organization or a company. This domain is in fact nothing other than a "name" or an "alias" for an IP address, resolved by the name server. I think this could be…
user242212
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4 answers

What are the best methods for catching snowshoe spam?

I'm using Smartermail for my small mailserver. We've been having a problem lately of getting waves of snowshoe spam that follow the same pattern. They come in batches of 3 or 4 at a time. The bodies are almost identical save for the domain name…
pooter03
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Is it good practice or too draconian to reject mails from mailservers with no RDNS

I've recently dropped SpamAssassin and am now basing spam rejection on DNSRBL's, grey-listing and other basic tests and I'm wondering whether I should also block hosts that don't have a valid RDNS matching the EHLO? If I do this, am I going to make…
Peter White
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How to fix "unable to qualify my own domain name (myhost) -- using short name"?

and yes, I have 127.0.0.1 localhost myhost.mydomain.eu myhost.domain2.eu localhost.localdomain 127.0.1.1 myhost in hosts file. What is wrong? Sendmail started to put this error into log. May 9 19:08:54 myhost sm-mta[17103]: unable to qualify…
user107788
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1 answer

How read mail from /var/spool/postfix/deferred?

Is there a way to read deffered mail from /var/spool/postfix/deferred. I tried to copy file to my mail directory and see it from webmail but it dosnt work. When im using less or cat it seems like files in spool/deferred are some binary files.
B14D3
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php mail() function painfully slow on local development machine

Background: If you have set up a local apache server for development purposes you may have run into the problem where sendmail takes a long time (at least one minute) to send emails. This is extremely frustrating if you are trying to debug a problem…
Michael B
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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]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256…
Kyle
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Command line active directory query email address for username

On Windows XP in an Active directory environment - what is the easiest way for me to query a user's email address from AD given their username on the command line. (Assuming I know where it is kept normally in tree). (I know about net user…
Hawkeye
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Email Archiving in an Exchange Environment

We're looking into a solution to do email archiving and near-line backup of our Exchange Server 2007 environment. We currently have about 200 mailboxes and the Mailstore is approx 150 GB. We need to be able to archive email for several years for…
BillN
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Display number of messages in linux mail queue

Is there a simple command to find out the current number of messages in the linux mail queue? mailq dumps out a verbose list, but it's not convenient for a quick overview. I'm using Ubuntu and postfix.
danp
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Minimal setup for sendmail to send outgoing email only?

I run a simple server that I administrate remotely, and I need it to be able to send an email to my personal email address every time an error occurs. With the default setup on Ubuntu, sendmail just accumulates emails in /var/spool/mail that are to…
Michael
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Is it OK to have multiple TXT records for a single domain containing different SPF entries?

A remote recipient domain is rejecting mail on the grounds of SPF and I think it's because the sender has SPF configured incorrectly. When I run dig, I see: [fooadm@box ~]# dig @8.8.8.8 -t TXT foosender.com ; <<>> DiG…
Mike B
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When an email is forwarded, does it lose its original headers?

I am wondering if when an email is forward does it lose its original headers?
Steven
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What package to install for sending emails from localhost Ubuntu?

I have installed ubuntu on my server. I want the cronjobs to send me emails for output. How can i send emails from terminal . which thing i have to install and how will i put smtp or pop setting in that program
John
19
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9 answers

Gmail and Live are making all messages from my server as spam

I'm getting very weird results here. When my server sends an email to my @hotmail or @gmail account, it's marked as spam. When I send email through my server from Outlook to @hotmail, it doesn't get marked as spam, but it still gets marked as spam…
Ryan Kearney
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