General purpose email routing software that supports mail transport via TCP/IP using SMTP

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823 views

Sendmail Exception reached when thousands emails sent in bulk mail script. Has sendmail a email-sent limit for a given process?

I am a little desperate with a problem in our web server. Our web is a community with a lot of users and activity. We send to users personalized mails of the activity of their interest. We have a ...
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3answers
4k views

How to configure sendmail to relay emails through Office 365 (SMTP) with TLS

I have a box running RHEL 6.3 and there's and application that needs to send out reports by mail, in order for this functionality to work I have to have mail configured in my box. In addition I ...
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1answer
788 views

using gmail as email relay for sendmail

I used to be able to send emails using a gmail account & sendmail configured using one of the guides on the Internet, for example: ...
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5k views

Sendmail connection timeout

I recently setup a new Debian server, After installing and setting up sendmail for the first time, I am not able to send e-mail. Reason : Connection timeout. Output from the /var/log/mail.log : ...
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2answers
303 views

What is the difference between the sendmail submit queue and standard queue?

I'm confused on the purpose of the sendmail submit queue (by default /var/spool/clientmqueue). I think it's used to store messages when sendmail is ran in mail-submission program mode instead of ...
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1k views

Outgoing mail from linux not being delivered

I can't seem to send mail through my php scripts or through the linux console on my Centos 5.5 LAMP server, when the email is addressed to go to a domain that is hosted by my box. I think it is ...
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347 views

MX records for a domain with a CNAME

Given something like this: xxx.net. CNAME surrogate-xxx.net. www.xxx.net. CNAME surrogate-xxx.net. mail.xxx.net. A 1.2.3.4 xxx.net. MX ...
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1answer
346 views

Mail logs files as attachments with sendmail

I'm using logrotate to rotate my log files. I've set it up to create new logfiles every week. However I would like it to first mail me the logfiles as attachments. The /var/log/httpd file currently ...
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3answers
238 views

Backup mail on linux (sendmail)

I have an email server and I want to backup everything under /var/spool/mail/ and als the email boxes in the user homes. Using tar when archiving the mail results in the following: tar: ...
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2answers
685 views

Why Is There A Delay In The SendMail SMTP Banner Greeting When Primary DNS Server Is Unavailable?

CentOS 5.x / SendMail Hi All, Normally when I connect to my SendMail server, I see the SMTP banner greeting almost instantly. I've noticed though, that when the primary DNS server is unavailable ...
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4k views

Sendmail name resolution problem

I was asked to have a look at an old RedHat server (with old as in uname -a giving Linux server 2.4.20-27.7 #1 Thu Dec 11 15:04:48 EST 2003 i686 unknown) which is having problem with sendmail. The ...
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What is the difference between -f and -r on sendmail (from exim4)?

My understanding from the manuals is that -r sets the return path and -f sets the sender's email address, however I'm finding that they both set both, and whichever one comes latest takes the ...
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354 views

Change port to which local mail is delivered?

I have the sendmail daemon disabled (by setting DAEMON=no in /etc/sysconfig/sendmail). It is not listening on port 25. Instead I'm using a custom SMTP server. Before: It listened on port 25. It ...
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1answer
730 views

'Permission denied' when attempting to access mailbox

I created a new user through useradd <username> -M and added them to the virtusertable and generic-domains When I log into the new user though, when I try mail, I get the error ...
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1answer
2k views

How to delete contents of sendmail's deferred queue?

I'm testing a moderately high volume (eventually possibly up to 100,000 or so) of emails in a script I'm writing. I'm generating a list of emails that will end up in one of my accounts and having the ...
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1answer
523 views

SMTP 25 closed even I allow everything in firewall, debian server running sendmail

I am running sendmail + dovecot in my debian server. I have enabled the firewall rules to allow everything iptables -P INPUT ACCEPT iptables -P OUTPUT ACCEPT iptables -P FORWARD ACCEPT ...
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1answer
793 views

Trace an email messages route?

We have some PHP applications which handle internal communication with staff via email. From time to time a staff member claims they did not receive the email. The system BCC's or CC's me on all ...
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212 views

Sendmail log email content

Is there a way I can view / log the email content sent by sendmail? By default it only shows some header information. I wanted to inspect the actual email content. My machine is running Fedora 13.
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1k views

Encrypting all outgoing email

I have a client requirement to encrypt all outgoing email from a linux server. This can be done using any software, sendmail/postfix etc. They have given me the key they want to use, and want all ...
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1answer
452 views

Sendmail Default IP

I'm wanting to set the default IP used by sendmail to send email. I've looked through sendmail.mc and through the options availible in webmin and just can't find the answer. Thanks.
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2k views

SMTP DOS attacks with malformed email addresses

We have the following setup: Redhat kernel 2.4.16 Sendmail 8.11.6 This is a very old, ~7 years, cobalt RaQ server and is not easily upgradeable. Currently, we are being hit by multiple IP addresses ...
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499 views

FreeBSD's sendmail

-bash-3.2# hostname name.foo.bar.domain.tld -bash-3.2# whenever I send an email it leaves as userid@name.foo.bar.domain.tld, I need to have sendmail change it to userid@domain.tld how do I do ...
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2k views

How to prevent sendmail from losing mail when remote host is unreachable

I have a small domain with multiple hosts. Sendmail is set up to forward all locally generated mail (mostly mail to root@localhost generated by cron jobs) to a central "mail hub", using ...
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53 views

Does sendmail send everything to downstream smarthost in “single file”?

CentOS 5.x / SendMail 8.14.x I have a SendMail server that delivers all outbound mail to a downstream smarthost in the cloud: define(`SMART_HOST',`relay:[example.blah.com]')dnl example.blah.com ...
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45 views

Revover original email from Sendmail log

I have a website the contact form has been failing silently for two weeks (Wordpress + Contact form 7). Apparently updating to Contact Form 7 made the assigned email to fail ...
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264 views

Sendmail: Setting envelope sender to a fixed value

I need a way to configure sendmail to set the envelope sender of every message to a fixed value (say foo@bar.com). Note that this is not answered by any of the MASQUERADE features/macros (that I know ...
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167 views

Send email through Gmail SMTP to avoid local delivery attempts?

Background We use Google Apps for email with our domain example.com: [ec2-user@example ~]$ dig MX example.com … ;; ANSWER SECTION: example.com. 300 IN MX 1 ...
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1answer
27 views

How can I tell my server to allow logins via a mail client?

I am setting up my first sendmail daemon on centos, using virtual domains and emails. So far, I have got it working and emails sent from remote servers will make it to the inbox. The problem I have ...
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1answer
271 views

How send email from command line specifying the email subject and using postfix?

I installed Postfix, and get the /usr/lib/sendmail binary. What I want is send an email alo /usr/bin/printf "%b" "EMAIL_BODY" | /usr/lib/sendmail -s "EMAIL_SUBJECT" destination@adress.com But the ...
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1k views

How to make Ubuntu Server 12.04 can send mail?

I have a Ubuntu Server 12.04 use to run my Webapp. I assume my Webapp wrote in PHP5, run-time enviroment is LAMP, domain is mywebapp.com. When visitor register account on mywebapp.com, website will ...
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2answers
1k views

Getting sh: 1: /usr/sbin/sendmail: not found error in apache

There's lots of sh: 1: /usr/sbin/sendmail: not found in my apache2 error.log, the problem is, I don't recall any of my site/apps trying to send mails or whatever, and I've already installed WP Mail ...
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Should I change the Envelope From for Sendmail

Currently the Envelope from is apache_user@mydomain.com. All emails sent from this website use the From address of contact@mydomain.com. Should I change the Envelope send address to match the From ...
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1answer
27 views

What is “endmail.mc.swpivert(-1)”?

CentOS 5.x | SendMail I recently noticed that a sendmail server had the following at the top of the /etc/mail/sendmail.mc file: endmail.mc.swpivert(-1) This was breaking sendmail restarts so I ...
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1answer
664 views

sendmail doesn't send email to specific domain email address

We have ubuntu 12.04 server and installed sendmail to send mails from this server. Problem: There is some strange issue on mail server. Somehow, server not able to send email to xxx@ayolla.com ...
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1answer
58 views

sendmail.mc to fwd all mails for a domain -> First.Last@gmail.com (MX record already set up)

I'm currently using Google Apps to forward mails addressed to recipients at my domain balkan-preferans.de (176.9.40.169) to my address First.Last@gmail.com - this is done by the following DNS-zone ...
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1answer
160 views

Can't Send Large Messages Using Sendmail CentOS 5

I have recently replaced a Fedora Core 3 server with one running CentOS 5 for the purposes of a mail relay in a DMZ. My problem is that when the server is sending messages to a particular remote ...
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1answer
171 views

Sendmail access_db configuration. How is it used and how to write it

I am reading about the access_db feature of sendmail. Apparently it looks promising as a preventive way to stop spamming. I have several questions related to how access_db is used. So basically I ...
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1answer
122 views

What is the failover logic when SendMail is smarthosting to a FQDN with multiple A records?

CentOS 5.x | SendMail This is somewhat related to my other question about round robin but as it's more general, I thought I'd separate it out. If SendMail is smarthosting to a FQDN with multiple A ...
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1answer
563 views

CentOS 6.2 sendmail: how to control the ip number used when relaying mail to mx.google.com

The overall context for this is that I am sending mail from a web application on one machine through sendmail on another machine, to final destination being a pop account on mx.google.com. The latter ...
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1answer
1k views

Modify Sendmail return_path header

I'm hosting a portion of a website for a client, and sending e-mails from their primary domain from a server in my network. Proper SPF records are in place for this, but SPF checking is still ...
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1answer
286 views

Perl sendmail attach log files match date format

I want to send log files matching date format, e.g. YYYY-MM-DD-*.log as attachments in Perl script. In BASH, this can be easily done by: [ -f $DIR/explog/$(date "+%Y-%m-%d")-*-host1.log ] && ...
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2answers
138 views

sendmail rewrite rules in separate file

Is there any way to move Rewrite Roules out of sendmail.cf file? On one side sendmail documentation recommends doing changes only in sendmail.mc file, but all Rewrite Rules are in .cf file. I suppose ...
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2answers
1k views

What does Diagnostic-Code: SMTP; 573 mean?

I am using sendmail to send mail from my Rails application. But, there seems to be a error happening while sending mails to a specific user domain. The error from /var/mail/* is as follows: Date: ...
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2answers
3k views

Sendmail relay authentication

I'm trying to set up my sendmail to authenticate against a relay (comcast). I'm not seeing any attempts to authenticate at all. I'm trying to just debug how authentication works, and can't connect all ...
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1answer
1k views

OTRS - configure smtp to add a custom sendgrid header?

I'd like to be able to configure OTRS ticket system to send email through sendgrid but I also want to add some configuration parameters through the X-SMTPAPI sendgrid header. There's no obvious ...
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1answer
1k views

Setting up outgoing mail on Ubuntu 10.10

I am setting up a VPS on linode but I can't seem to setup a mail sending program like sendmail so that I can send emails through PHP. I am stuck at the very first step of changing the hostname. I ...
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1answer
235 views

Email Problem - mailq

I have a problem with emails on my server. Almost all emails have stopped being received or sent. I have tried flushing the mailq using /usr/sbin/postfix flush but no luck. I think it is connected ...
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1answer
67 views

apache ssl cert issues [duplicate]

Possible Duplicate: Hosting 2 different SSL domains on the same IP I have 2 domains with two different certificates from the same CA. I'm using CentOS and am wondering how to set this up ...
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3answers
2k views

Lots of emails I send bounce back

I am running an Ubuntu 10.04 LTS server and Amazon EC2. Just booted the community, installed apache2, php5, sendmail... thats about it. Didn't change anything in the configurations. Last night I send ...
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2answers
318 views

sendmail not working

I'm trying to use the mail() function in PHP on a Debain Linux server. I have 2 web servers running. One is in a chrooted setup. The server that's not chrooted works fine, the other one wont send ...