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Questions tagged [postfix]

Postfix is Wietse Venema's mail server that started life at IBM research as an alternative to the widely-used Sendmail program.

Postfix is Wietse Venema's mail server that started life at IBM research as an alternative to the widely-used Sendmail program. Postfix attempts to be fast, easy to administer, and secure. The outside has a definite Sendmail-ish flavor, but the inside is completely different.

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postfix/smtpd: warning: connect to Milter service unix:/var/run/opendkim/opendkim.sock: No such file or directory

I have problem with postfix on debian after upgrading from squeeze to wheezy. Postfix was configured to sign messages using dkim-filter. Before update, everything was working flawlessly, now it fails on connection with service (tcp or unix…
rogers
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Where does postfix store email?

I can't find any documentation on how postfix stores email. Where is it stored, and in what format? I'm using Ubuntu server 11
lovespring
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Postfix mail logs keep showing "NIS domain not set"

I just set up a new email server using Postfix and Dovecot. I've been troubleshooting, and this line keeps appearing in my logs (specifically, mail.info and mail.log). What is a NIS domain, and how do I fix the problem? postfix/smtpd[6107]: warning:…
cutrightjm
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How do I change postfix sender address?

How do I make postfix send emails from user@mydomain instead of root@hostname? Even after installing and entering my domain when it asked, it's still being sent with the hostname and not the domain I provided. In my main.cf file myorigin =…
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"IPv6 support is disabled" warnings

I get the error while running a script which tries to send emails. send-mail: warning: inet_protocols: IPv6 support is disabled: Address family not supported by protocol send-mail: warning: inet_protocols: configuring for IPv4 support…
Swagatika
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Postfix no longer logs to /var/log/mail after it has been deleted and re-created?

I accidentally deleted the /var/log/mail file. Until that point I was able to monitor it using postfix stuff. Now, it seems that Postfix doesn't send its logs to /var/log/mail, since the file is not getting updated with new log messages.
drpaneas
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Which name should be used for myhostname in Postfix's main.cf?

For #myhostname, I should uncomment and put my hostname, i.e. the name I gave my VPS, right? Or does it just go myhostname = mydomain.net, in other words don't edit the phrase 'myhostname' except to uncomment? And for #myhostname =…
freja
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Test if postfix is running

I'm searching for a reliable way to test if postfix is running from inside a bash script. My first attempt was simply trying pidof postfix, which doesn't work. Then I tried to get the postfix…
Balder
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Where to find the error messages of Postfix

I cannot sent mail by using Postfix (SMTP) on Ubuntu Server 11.04. So, there must be some errors, But where to see the error message?
lovespring
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Run script on receipt of email

I run a Postfix/Dovecot mail server for personal use. There's only a handful of actual mailboxes, essentially just [email protected] and [email protected]. I frequently use the virtual file to create virtual mailboxes forwarded to…
Adam Smith
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Postfix: disable authentication through port 25

When using Postfix and IMAP on a mailserver, at least 3 ports are usually opened 25 smtp : incoming emails from anybody (whole internet) 465 smtps : outgoing emails from authorized users (to the whole intenet) 993 imap : imap for authorized…
Martin Vegter
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Configure postfix to send and receive to and from localhost

Does anyone know what needs to be configured for postfix so that emails can be sent to localhost and received from localhost? e.g. send an email to user1@localhost will: result in user1 receiving an email in their mail client (configured to…
8bitme
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Helo command rejected: need fully-qualified hostname Error

My mail server is in some blacklist cause of spams. I reconfugured postfix. Aften then My customers get this error they can't send emails. 404 4.5.2 : Helo command rejected: need fully-qualified hostname In…
RedLEON
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Configure Postfix and Dovecot-LMTP to receive mail via SMTPUTF8?

I am running a Postfix server which uses Dovecot LMTP for mail delivery. I am doing this because it plays well with sieve. However, I have gotten some email lately with Unicode in the subject line. This mail is received OK by Postfix, which clearly…
user3356
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14 answers

Thunderbird fails to connect to Dovecot and Postfix

I set up Dovecot and Postfix, but when I try to authenticate with Thunderbird, it gives this error: "Thunderbird failed to find the settings for your email account." ==> /var/log/dovecot-info.log <== Apr 06 10:42:16 auth: Debug: auth client…
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