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

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4
votes
1answer
1k 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 ...
1
vote
1answer
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 ...
1
vote
1answer
593 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 ...
18
votes
11answers
25k 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 ...
0
votes
6answers
543 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 ...
7
votes
7answers
25k 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 ...
11
votes
6answers
23k 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 ...
4
votes
3answers
4k 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
votes
3answers
5k 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?
4
votes
2answers
8k 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 ...
7
votes
1answer
14k 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 ...
8
votes
2answers
13k 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 ...
8
votes
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 ...
0
votes
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 ...
4
votes
2answers
103 views

Confused about alias_maps and virtual_alias_maps

I have already re-read the docs on this as well as other posts here and this is still very unclear to me. I have been testing various things to understand the difference between alias_maps and ...
2
votes
1answer
11k 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
votes
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 ...
4
votes
6answers
3k views

How do I configure sendmail to send mail via MX record and not to localhost?

I am trying to get sendmail to transfer mails to the servers specified in the MX records so when the server sends an email to me@domain.com I want it to skip localhost and go straight to gmail. I've ...
2
votes
1answer
235 views

How to read HUGE clientmqueue in human format?

Clientmqueue is over 18GB and ls /var/spool/clientmqueue is working 5 min already. I want to see what mail is in the queue. Maybe i can read some in human format? To see date title who send it and ...
1
vote
2answers
3k 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
votes
2answers
4k views

Need help configuring Sendmail relay/Connection refused errors

I am running Ubuntu 10.04 with Sendmail in a VMWare VM. In my mail.log file I have thousands of Connection Refused errors, and I'd like to get rid of them. There are multiple errors each second and ...
0
votes
1answer
12k 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 ...
0
votes
4answers
3k 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 ...
0
votes
1answer
179 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. ...
0
votes
2answers
141 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 ...
-1
votes
3answers
820 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 ...
13
votes
3answers
11k views

what is sensible-mda and do i need it?

I'm running Ubuntu Intrepid, and have been seeing the following my logs: Aug 23 16:01:03 wp1 sm-mta[13700]: n7NFJIad013566: Warning: program /usr/sbin/sensible-mda unsafe: No such file or directory ...
6
votes
3answers
18k 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 ...
4
votes
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!
1
vote
1answer
236 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 ...
8
votes
3answers
11k 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 ...
5
votes
7answers
2k 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, ...
3
votes
2answers
736 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
votes
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
834 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
votes
4answers
782 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
votes
5answers
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 ...
2
votes
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 ...
1
vote
3answers
5k 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
votes
1answer
449 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
votes
1answer
392 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
votes
2answers
314 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 ...
8
votes
3answers
2k views

Linux- Is an MTA required?

My VPS image (Debian 6) comes pre-installed with sendmail as the MTA. I will use this server as a web server, and maybe other usages but not as a mail server. I want to remove as many unneeded ...
6
votes
2answers
620 views

Change sender address of queued mails

Is it possible to change the sender address of mails that are already queued? The relay-server we've used so far has silently changed its policy a few days ago and rejects now mails without a ...
4
votes
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
1k 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
1k 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
2k 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
votes
5answers
528 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 ...