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

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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 ...
3
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1answer
896 views

Prevent mail being marked as spam

This is a canonical question about avoiding outgoing mail being classified as spam. I'm wondering how to prevent my emails from my site being marked as spam? I'm using sendmail. I'm trying to ...
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1answer
504 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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12answers
21k views

Disable local delivery in Sendmail

I am using Sendmail on a Centos server to send email for PHP scripts, but the problem is that mail is delivered to a local mailbox on the machine rather than what is specified in the MX records for ...
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7answers
24k views

How to configure php.ini with remote SMTP?

How do I configure PHP to send mail using mail() via a remote SMTP server? I've tried to do this using php.ini but it seems that you can only do that under Windows32 and I want to do this on my Unix ...
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3answers
3k views

Configuring php mail() per domain

I have about 6 sites on my dedicated server (running centos5), and all emails sent using php's mail function are sent by nobody@servername.hostname.com e.g. "Received: from nobody by ...
6
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1answer
12k views

“My unqualified host name (foo.bar) unknown” Problem

When trying to start sendmail or send a mail using a wordpress plugin, this error shows up in the maillog: "My unqualified host name (foo.bar) unknown; sleeping for retry" After Googling the best ...
3
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2answers
7k views

Sendmail to local domain ignoring MX records (part 2)

I have the exact problem, like in this post: http://serverfault.com/questions/25068/sendmail-to-local-domain-ignoring-mx-records I am also using email provider like GMail For Your Domain (which stores ...
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2answers
1k views

Send all outgoing mail to /dev/null

With sendmail, how would you send all outgoing mail to /dev/null or just prevent email from being queued up or sent at all? On a development nagios box I want prevent sending of mail so that ...
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3answers
2k views

Monitoring postfix mail throughput

I have a number of CentOS machines running postfix and sendmail. Is there some thing that I can use to monitor the current message throughput of a mail server from its logs? I'd particularly would ...
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5answers
20k views

How do I permanently delete e-mail messages in the sendmail queue and keep them from coming back?

I have a pretty annoying problem here. I have been testing an application and have created some test e-mails to bogus e-mail addresses (not to mention that my server isn't really set up to send ...
2
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1answer
7k views

How to configure sendmail to relay through a specific server

I have a tiny home server setup behind my cable modem (bresnan communications). I want to be able for this box to send out email (not receive) for notifications and whatnot. What I have already ...
0
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1answer
1k views

Configrue Exim Sendmail for relay

I have a VPS server at UltraHosting.com and requires that I use "Smart Relay" when sendning emails. However I cannot send mail using the php mail() function. Here is an article they have on Smart ...
0
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1answer
9k views

sendmail queues to /var/spool/clientmqueue and never sends

This is a continuation of my previous question here. The troubleshooting has gotten me a little further, and I think I'm facing a new set of problems now. Originally, I found out that sendmail ...
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4answers
2k views

sendmail only relaying messages bound for one specific domain

I was wondering if you could please help me with what could be a simple problem but i cant seem to figure it out. We have a few centos servers running sendmail (all internal servers on the local ...
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2answers
2k views

Apache, virtual hosts, and default sender for sendmail

So here's my issue...I have two sites hosted on one machine using apache's virtual hosts. I want to send emails from the two different sites (domain.com and domain2.com) using the appropriate email ...
0
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1answer
162 views

Enabling per-virtualhost email relaying through external user/pass smtp relay [duplicate]

Possible Duplicate: Postfix configuration: different outgoing hosts based on sender I've got a problem that's driving me mad. Basically, I run 10 virtualhosts in a CentOS distribution. ...
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2answers
138 views

php mail settings - proper values for my setup

We use a hosting company for our website but we have our mail servers hosted by our isp with our website domain; @sample.net. SMTP mail.isp.com On the website we have a contact form which emails ...
0
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6answers
521 views

ISP blocking port 25

My ISP has started blocking port 25 so I can not send email through my dedicated server any more. I have several options: Send email through the SMTP server provided by my ISP. Any problems with ...
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3answers
759 views

I deleted /etc/passwd yesterday and I am having problems with SendMail today

So yesterday Webmin deleted my /etc/passwd and although it looks like everything is working, I can't get sendmail to work when used in a PHP script. Using mail() returns false, using PHPMailer ...
5
votes
3answers
15k views

How do I Forward root's email to an external email address?

I have a small server (Ubuntu 10.04) at my house and I would like to forward root's email to my gmail hosted domain to get security notifications and what not. I ripped everything out and started ...
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3answers
2k views

How can i send /var/mail/root again?

Through some missconfiguration i've a lot of emails in /var/mail/root and /var/mail/www-data How can i "loop" over these files and send each mail another time? Thanks in advance!
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1answer
135 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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2answers
8k views

Is Postfix the same thing as Sendmail?

I have postfix setup on my server so that I can send outgoing mail using the command-line: mail -s "Subject" address@example.com Is this using sendmail or postfix? Is "sendmail" just a software ...
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3answers
8k views

Change default from address from Postfix from www-data to something else

Setting up Postfix and Apache/PHP on an Ubuntu server. Mail's now going out ok with the proper domain name, but the local part display name is always "www-data" as I'm assuming Postfix uses the name ...
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7answers
1k views

Receive email alerts from Linux file server

GOAL: Get a text file on my file server into my gmail inbox. The file server is running Ubuntu Server 8.04 I currently SSH into it from time to time and to check logs, SMART stats for hard drives, ...
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2answers
421 views

How to copy outgoing messages on sendmail

I've searched the serverfault and Google, but did not find anything related to my question yet. So, I have a customer that wants to read all emails sent by his employees. I've configured a VPS with ...
3
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3answers
3k views

Sendmail relay out of Amazon EC2?

I have a site running on CentOS 5.4 through Amazon EC2. Unfortunately, Amazon has had nothing but trouble with their entire IP range getting black listed from spam tracking services regularly. I need ...
3
votes
1answer
777 views

sendmail: forward wildcard MX to a single email address

I'm trying to set up sendmail to forward all email to *@ *.crm.mycompany.com to crm@mycompany.com. Unfortunately my sendmail-fu isn't up to it and I can't find anything useful on Google. My plan was ...
3
votes
2answers
2k views

Sendmail Configuration to not deliver mail to local machine

I have sendmail up and running on an Ubuntu 8.04 machine. It can send mail correctly to all but the domain to which it is a part. How do I configure it to not send to itself for email addresses on ...
2
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4answers
565 views

How can I route a SMTP message by FROM domain (not To, CC, or BCC)

I'm handling email for many different companies. Each company needs me to route all outbound email through a specific SMTP relay based on From address. What software configuration or technology ...
2
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6answers
1k views

Google marks seemingly perfect emails as spam

First post - was directed here from stackoverflow! The problem: Google marks seemingly correctly formatted emails from my apache/postfix server as spam. Sample email as follows; (I have replaced my ...
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2answers
2k views

Sendmail - IP may be forged

When trying to send an email via Sendmail using the server's IP address to make the SMTP connection (rather than localhost) I get this message in the headers "may be forged" in brackets after the IP ...
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3answers
3k views

What is a good sendmail log analyzer?

We had a recent event where one of two servers running sendmail stopped sending mail, and built up a 7000 message queue before we noticed / fixed it. It's fixed now, but we don't know why it failed, ...
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3answers
4k views

Syslog not logging anything; /var/log/syslog is empty

Recently sendmail stopped accepting messages for delivery on my Solaris 10 x86 machine. I am trying to diagnose the problem but syslog doesn't seem to be working either. My /etc/syslog.conf: #ident ...
0
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1answer
367 views

MAIL_HUB / LOCAL_RELAY for multiple domains

I'm running a debian server that hosts multiple domains, each of them using google apps. I managed to get sendmail to deliver the emails from domain1.com by using the following in ...
0
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1answer
373 views

Can't send emails through sendmail, error occured

I have sendmail MTA and I use pear:Mail class to send mails through remote sendmail server. Everything was fine till yesterday. Probably nothing changes was made in configs. At maillog I can see: ...
0
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2answers
303 views

Linux Sendmail server misdelivers mail to my own domain?

I'm seeing a very low percentage of misdelivered emails from my sendmail host. My sendmail server will try to email an address like "john.dough@johndoughs.own.domain.example.com" and the email will ...
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3answers
3k views

How to Specify outgoing HELO with sendmail?

How do you specify the FQDN (Host and Domain Name) that a mail server presents itself as in HELO/EHLO when sending outgoing email with sendmail?
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4answers
1k views

stop linux from emailing me cron errors?

Today i setup ssmtp to email me from sendmail. However what i didnt expect is that applications like cron would email me. One of my cron scripts before backing up the db tries to create ...
3
votes
1answer
657 views

Flood of traffic on port 25

I am getting thousands of hits on port 25, over 400,000 connections in a day. I am using sendmail default settings on Debian 7. Mailserver is not configured. Please see below Nginx access logs ...
3
votes
4answers
801 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
3answers
1k views

Sendmail : ignore local delivery

I've a Ubuntu webserver with Sendmail as my MTA Currently when i email outside my webserver's domain e.g. example.com to something like gmail or any other email outside the example.com domain it ...
3
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5answers
520 views

Preferred mail system/server for a company?

Say you are responsible for setting up an email solution at a company. Which would be your choice? I know of the following options, but many of them not well: Gordano Mail System Exchange Exim ...
3
votes
1answer
2k 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 ...
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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 ...
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2answers
443 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
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2answers
737 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 ...
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2answers
408 views

Sendmail: Mails are still being relayed to root@localhost

I am running CENTOS 6.2 with 2 virtual machines one 'auth'(192.168.0.2) and another proxy (192.168.0.3). Proxy has no internet connection. My intention is for proxy to send its mail to auth and auth ...
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2answers
326 views

Logging auth information in sendmail

Problem: the sendmail default logging configuration does not log per message auth info which I neeed (i.e. I want to know which user/authmethod was used for a certain message id). Following a tip from ...