Sendmail is the traditional MTA (message transfer agent), i.e. the traditional server program to send, transfer and deliver email. If your question is about sending mail in general, see the tag /email.

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Installing courier-mta causes sendmail to be installed instead

My Debian workstation will not install courier-mta. The command aptitude install courier-mta appears to complete without error, but actually installs sendmail instead. What I did I'll start without ...
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263 views

With opendkim, what might cause “signature doesn't verify” errors with Port25's DKIM email tester?

As far as I know, I've followed all the instructions in this post from Steve Jenkins about how to install and configure opendkim for sendmail under CentOS. ...
3
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1answer
279 views

How to access and manage a large mailbox (11 GB)

I've inherited a server which on the whole has been very well maintained. There are a few oddities which are no doubt the result of some executive decision taken by "someone who is not here now". ...
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2answers
6k views

Using port 587 with sendmail

I have been using sendmail to send out mails using internally available mail server. But currently port 25 is blocked for security reasons. I would like to know if there is a way to specify port ...
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1answer
253 views

How do I tell sendmail to say it's localhost instead of using its FQDN to combat spam?

When I started using sendmail to receive mail for my domain the server's FQDN wasn't set up right so it would appear to be localhost when other MTA connected to it. This seems to work fine. i.e. ...
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440 views

PHP mail() and Debian Wheezy Not Working

I am currently running my on debian wheezy with php5 installed. I was trying use the mail() function, and I realised that I will require a MTA/exim installed before it will be possible because the ...
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193 views

Letters from mail server comes as raw html (Outlook 2013)

I have two servers with sendmail(php, zf2) and I send mail (from both) to my outlook mail. Message body in html format. From the first email server it comes normally. But from second server letters ...
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153 views

Forward Only Email Server

I have a custom domain (I'll use the real domains cause I'm desperate at this point :) ) www.grantorino.io, and I want to forward all email addresses sent to yehiasalam@grantorino.io to ...
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242 views

Need help interpreting sendmail maillog response

I'm new using sendmail. I have sendmail set up to only transfer mail sent to "mydomain.com" to each user's personal email though none of the users are actual users of the system. I get a lot of ...
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1answer
1k views

Sendmail cannot write /var/spool/mail/root

I have a problem with sendmail (postfix is not installed) in my CentOS, the file /var/spool/mail/root is missing, I have tried to restart sendmail and send mail from shell with: mail -s "test mail" ...
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2answers
907 views

Where are my emails stored on CentOS 5.6

I have a CentOS 5.6 VM installation and currently have a handful of emails that I would like to get access to. When I run mail as root, I get: [root@dev mail]# mail Mail version 8.1 6/6/93. Type ? ...
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2answers
3k views

Mail command to send attachements

I tried the below command uuencode data.txt | mailx –s “Test Mail” “mrp@xyz.com” But I get the below error ksh: uuencode: not found. Null Message body; hope that' ok which clearly tell that ...
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1answer
870 views

Sendmail relay to dmz to another relay

We have two domains. One of which is isolated. We're trying to forward mail from one domain, through a DMZ to a relay on the other domain. Using EHLO through telnet works. Using the mail command and ...
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1answer
99 views

Mail delivery problems

Once upon a time there was a server. Lets call it zzz.com, running Ubuntu LTS 10. Then, domain owner decided to create his corporate mail via Google Apps, and created account username@zzz.com. ...
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1answer
120 views

Mail server broken my LAMP installation

I was installing mail server, postfix/sendmail I suppose. Then I had no need to use it anymore so I removed it. But now when I type localhost in my browser it redirects me to https://mail.example.com. ...
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1answer
2k views

send email from my local domain example.com to external mail server using Sendmail

I'm using Sendmail as an MTA. I setup a local domain example.org, everything is running well, so now I want to use this local mail server to send email to my Gmail account or any external server. Just ...
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2answers
372 views

Where do uncaught local emails go?

Suppose I run - mail goldfish There is no such account on the system and no such aliases defined, where would the mail go? How do I see a list of such mails?
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0answers
1k views

How to set up smtp and send emails?

I'm new to raspberry pi. I installed the raspian OS on it. I want to send emails from it using my gmail account. I want to send from the command line interface and from php scripts. I followed this ...
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3answers
139 views

verify: command not found exception when trying to get value from user

Code Explanation: The below code is a simple script written by me to send a Installation status alert mail. It will be sent after completion of a linux software installation. In this code, If the user ...
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1answer
186 views

Linking the `mail` and `sendmail` commands to Dovecot and Postfix

I have recently set up my mail server with Debian 7.2 (Wheezy), Dovecot, and Postfix, as described in this guide. This is all working fine, and I have installed and configured Roundcube and ...
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0answers
138 views

Configure sendmail to send only

I want to configure sendmail only to send emails – not to listen and receive. In /etc/mail/sendmail.conf I’ve got: DAEMON_MODE="None"; QUEUE_MODE="Daemon"; Iptables are disabled (temporarily; only ...
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0answers
358 views

How to configure Sendmail in a jail to get correct FQDN?

I am building a mail server using FreeBSD 9.1-RELEASE with a jail. On the direct OS, all what I have to do was only adding my domain name to /etc/mail/local-host-names file. Anyway I wanted to run ...
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1answer
604 views

How can I set an e-mail's headers using /usr/bin/mail?

I have a bunch of scripts on an IBM AIX server's crontab that call the mail command to send myself an e-mail, kinda like this: $ mail -r myon@hakugyokuro.gk -s "Results for `hostname`" ...
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1answer
471 views

Sendmail can't find local users (with uppercase letters)

Sendmail works through sending to a smarthost, but can't find local users. # sendmail -bv LocalUser@myhost.net LocalUser@myhost.net... User unknown # grep LocalUser /var/log/maillog Sep 8 03:48:30 ...
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1answer
758 views

Why did CentOS 6.4 set up sendmail-related stuff up this way?

After my CentOS 6.4 install, sendmail-related components were set up as follows: mail:x:12:mail,postfix in /etc/group drwx------ 2 root mail 4096 Sep 6 14:06 /var/spool/mqueue And I was getting ...
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1answer
4k views

Nagios uses sendmail, new mail server, need to change SMTP server

I'm working with a CentOS server that has Nagios running and sending notification emails. The emails are still going to the old email system which was kept up to ensure all emails were being routed to ...
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2answers
17k views

sendmail error dsn=5.0.0, stat=Service unavailable

i have configured an sendmail configuration in ubuntu 12.04 64 bit machine when i'm send th email through a perl script it gives the below error dsn=5.0.0, stat=Service unavailable and mail is not ...
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0answers
157 views

MailScanners: spamassassin vs spamd & clamav vs clamd [closed]

I'm trying to decide which method is better question for you today. I'm running a Debian+Sendmail(w/TSL+SASL)+MailScanner+SpamAssassin+Clam setup. I'm wondering which is a better way to execute my ...
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1answer
3k views

PHP + Exim4 on Debian - mail does not get delivered

I have a fresh Debian installation with LAMP. There is a PHP script that sends email messages to arbitrary addresses using the mail function, but it does not work - the messages don't get delivered. ...
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1answer
362 views

setting up sendmail on debian?

I have a LAMP localhost server setup for some development and I want to test out if my code is working. Some of the tests involve checking if the correct emails are sent out by the code at the ...
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1answer
1k views

Postfix: force local users (PHP) to use the SMTPD for outside recipients

My server has been hacked and was sending lots of spam over the Internet. The first thing I did is shutdown postfix, close the outgoing port 25 and take the time to clean the website, the postfix ...
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1answer
957 views

Can't send mail with sendmail

I use SENDMAIL, I noticed that none of my mail is sent. I have all my mail in the /var/spool/mqueue when I looked at the log and I have this error MDeferred: Connection refused by ...
2
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1answer
3k views

sendmail through virtual machine

I am successfully performing some very basic SMTP sending in my machine with a basic Python script: .... things ... try: smtpObj = smtplib.SMTP('localhost') smtpObj.sendmail(sender, recievers, ...
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1answer
2k views

Minimal MTA that delivers mail locally (for cron)?

On my laptop, I have set up a cron that performs a weekly job. If there is something to report, I would like to get an e-mail for it. Right now I am using KMail as MUA which is able to read mail from ...
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1answer
304 views

Sendmail relay without authentication

I have an issue:when the email is sent from an address other than 127.0.0.1 the authorization is required even if ip is on the same machine. How can I avoid to make request authorization for a given ...
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0answers
331 views

Sendmail authentication

when I try to send email from my new system: Distributor ID: Scientific Description: Scientific Linux release 6.4 (Carbon) Release: 6.4 Codename: Carbon with sendmail Version 8.14.4 I have this ...
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2answers
636 views

sendmail using incorrect timezone

I have sendmail running on my CentOS server. The server is set to BST and tzdata is correct. $ date Tue Jul 2 10:53:56 BST 2013 $ ll /etc/localtime lrwxrwxrwx 1 root root 33 Jun 28 17:07 ...
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1answer
1k views

mails being marked as spam

I configured my own mail server using sendmail for our application . Mail server is used to send automated mails when a user registers at our site . I was able to implement this successfully, but ...
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0answers
3k views

SMTP Issue: did not issue MAIL/EXPN/VRFY/ETRN during connection to MTA

We had a urgent requirement for creating a mail server to send mail for our Portal application using Liferay. The mail account will be an administrative account to maintain the portal. I was able to ...
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2answers
173 views

quick filter of IP that's causing sendmail DOS under FreeBSD

I've got what appears to be a malicious/spam host that is overloading my Sendmail server causing it to refuse connections to other hosts. I'm overloaded by connections from one particular IP address. ...
3
votes
2answers
5k views

localhost [127.0.0.1] in email headers

I'm using sendmail to send a very simple email from a text file. Here is the text file: to:test@someaddress.com from:admin@hostname.tld subject:Testing test test test Which I send with: sendmail ...
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3answers
279 views

How to let sendmail preserve plus detail for .forward?

I have a normal sendmail installation. A user has a .forward like this: # cat ~elrond/.forward elrond@somewhere # sendmail -bv elrond+extra@localhost elrond@somewhere... deliverable: mailer esmtp, ...
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3answers
272 views

What email features/functionality are baked into a typical Linux/GNU distro? [closed]

I am curious how system daemons on a local Linux host send email. Is there some type of email framework already built in? Do I need a MTA or a MUA? What part does "Sendmail" play and is it a ...
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0answers
229 views

Sending mail using sendmail

Need a few clarifications regarding sending mail using sendmail. I actually configured Bugzilla on a test server. The configuration was successful and I am now able to use it. I also want that, ...
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1answer
1k views

SMTP connectivity issue in Zenoss (“Connection unexpectedly closed”)

I am using Zenoss for monitoring purpose. I have been using its mail service for a long time. Suddenly my mail service in zenoss stopped and started showing <class ...
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319 views

msmtp-mta: Add $HOSTNAME to every mail

I have a fleet of Ubuntu clients running msmtp-mta along with heirloom-mailx. I'd like to have the same /etc/msmtprc on all machines. At present, when someone uses mailx or sendmail, the mail will be ...
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1answer
4k views

Email Sent via root@domain.com despite modifying /etc/aliases

First, here are the entries I added/modified in /etc/postfix/main.cf file: mydomain = domain.com myorigin = $mydomain relayhost = email-smtp.us-east-1.amazonaws.com:25 smtp_sasl_auth_enable = yes ...
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1answer
567 views

Send email if specified files do not exist

I am new to unix scripting. I have to do something like : In a folder /x everyday 10Pm and next day 3 AM, 2 files are placed. I have to write a script which will check the folder /x and confirm if ...
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1answer
1k views

Why is sendmail appending my hostname to unknown destination domain?

I am testing the handling of mail bouncing. When I send a test email to a bad domain, for example: eric@blahblahfail.org, I get the following error in my log: SYSERR(root): ...
3
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1answer
762 views

Why does sendmail work differently in different shells?

The following code works when I directly run it in bash shell: SUBJECT="SUBJECT-"`date`; MAIL_FROM="abc@site.com"; MAIL_TO="abc@site.com"; MAIL_CC="abc@site.com"; MAIL_FILE="/path/of/html/body.html"; ...