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

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Sendmail and Postfix: Email Masquerading Issues

I'm trying to do email masquerading but it isn't working. Would having these entry prevent the email server from masquerading emails? # On our Sendmail server define(`SMART_HOST', ...
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3answers
45 views

How can I force sendmail to use SMTP instead of internal relay?

I have a web server that was blacklisted from sending email because it was responding to SMTP HELO with localhost.localdomain instead of the domain name of my server (we'll call it example.com). I was ...
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1answer
7 views

How to use sendmail with SMTP?

I am not very good with email servers. Here is what I need: I have a mailbox at fastmail.com with my custom domain (let's call it example.com). Now I want to set up my web server to relay emails ...
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1answer
14 views

Is “QUEUE=” in /etc/sysconfig/sendmail the same as the “-q” switch in sendmail?

CentOS 5.x, SendMail 8.14.4 My Sendmail server is currently configured to retry deferred messages every hour. In /etc/sysconfig/sendmail I have the following: DAEMON=yes QUEUE=1h I don't see ...
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1answer
21 views

Is smart hosting to an A record a violation of RFC-5321 section 1?

I have a sendmail server configured to smarthost to a downstream resource. The configuration is currently: define(`SMART_HOST',`relay:[vip.example.local]')dnl Since it's sending the A record for ...
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1answer
8 views

What is the correct way to configure the SendMail SMART_HOST option to perform MX lookups?

I think this question is related to this post but I feel that it's different enough to warrant a separate post. I currently have my Sendmail server configured to send to a downstream VIP. In my ...
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1answer
22 views

PHP/mail is sending emails to wrong mail server

Recently we have switched our email Exchange server from Intermedia to the Office 365. After that change web server (LAMP) is still sending emails to Intermedia. I have check dig MX for our domain and ...
3
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1answer
2k views

sendmail rejecting some connections with handshake failure: SSL alert number 40

My sendmail server on CentOS 5 started to reject some connections with the following message logged: error:14094410:SSL routines:SSL3_READ_BYTES:sslv3 alert handshake failure:s3_pkt.c:1092:SSL alert ...
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2answers
4k views

Sendmail Configuration for Exchange Server

i need help for sendmail configuration in our linux machine. Here the things: I want to send email to outside by using our exchange server as the mail relay.But when sending the email through the ...
4
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1answer
37 views

Why is sendmail adding an extra carriage return in headers?

I've got SendMail 8.14.4 running on a CentOS 5 server. A user in Japan is sending a message and when it gets processed by the server, SendMail is adding an extra carriage return for some reason. ...
2
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1answer
988 views

Deliver mail to virtual users with sendmail and dovecot lda

I'm trying to migrate our linux system user based post system to virtual users. I have sendmail with procmail delivery dovecot system users with different uids roundcube web interface Sendmail ...
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2answers
171 views

Sendmail down on Ubuntu 12.04 after update, SSL related?

I posted this on askubuntu.com yesterday but haven't gotten any responses. We run a production Ubuntu server that serves thousands of people per day. Sendmail is currently not working on this server. ...
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3answers
41 views

postfix or sendmail monitoring [closed]

I’m interested in alerting a support team in email when mail is backing up and not being relayed as expected, ie sending is delayed. I tried in nagios, there isn't any solution. I tried with logwatch, ...
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1answer
3k views

sendmail failed to send mail: domain-does-not-exist error

I configured sendmail to send mail with a Gmail smtp relay, following the instructions in this article. But when I try to send mail, it gets rejected. The error message is: The original message was ...
9
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3answers
555 views

Removing apache@localhost from email headers?

My setup: I'm running a Magento website on an Amazon Linux server (which seems to basically be CentOS) with an Apache webserver. I also use Google Apps for managing mydomain.com's mail. I was able ...
1
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1answer
26 views

Restrict only 1 file to use sendmail

I want to restrict access to sendmail process, to only 1 php file /var/www/mysite/contact.php How can I do this? Maybe there is a trick with Iptables or sendmail configuration? I want to secure ...
0
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1answer
29 views

Sendmail sends unsolicited emails [duplicate]

I have a problem with sendmail. All of the sudden it started sending emails that its not supposed to send (obviaou spam messages about viagra, porn etc.). I checked some tools that supposedly check ...
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1answer
4k views

NOQUEUE: SYSERR(root): opendaemonsocket: daemon MTA-v4: cannot bind: Address already in use

I have an issue with sendmail on my server (ubuntu 12.10) with php, mysql,and wordpress installed. Basically I want to create a contact form in my blog to receive emails from visitors directly into my ...
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3answers
2k views

maillog “No route to host” error

I have a CentOS server. It has sendmail installed but not used for a mail server. I forwarded the root email to another email address. However, I keep getting errors in maillog: Dec 6 08:49:16 ...
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2answers
1k views

How to configure sendmail properly with PHP on EC2 (no SES)?

I have been struggling with sendmail for couple of days with no luck. I am trying to setup relay host, after following the answers in this question ...
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4answers
671 views

Postfix 2.9 or sendmail, outgoing spam prevention (check if sender exists)

Operating System: Linux Ubuntu 12.04 TLS Context: Plesk 11.5 Utility: Postfix 2.9.6 (updates restricted by Plesk 11.5 distribution) I would like Postfix to check the 'sender' field of every ...
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1answer
923 views

How can I forward email to a perl script on Linux?

I would like all mail sent to a particular alias on a Linux machine to be processed by a perl script but sendmail is giving me a "Service unavailable" error and I don't understand what I'm missing. I ...
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6answers
93k views

Where to check log of sendmail?

I can't send out emails, need to look into the logs, but where is the log?
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1answer
18 views

How can I add an X-header to unix mailx?

I am attempting to add the x-header X-APP-VOLT: Yes to the header of my email with a .tar attachment. I only have access to usr/sbin/sendmail and mailx. I do not have root access so I can't download ...
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0answers
26 views

What is the best way to harden a postfix null client on an exploited php webserver?

We use postfix as a null client to send out mail from a php webserver via sendmail. We host our incoming mail servers elsewhere and use a SPF record to authorise the server to send emails from our ...
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2answers
196 views

Is there a graceful way to pick up new changes in sendmail?

Is there a graceful way to have Sendmail reload/process configuration changes from sendmail.mc without completely restarting services and potentially impacting smtp delivery that's in progress at that ...
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1answer
18 views

RHEL5 sendmail error: NOQUEUE: SYSERR(nobody): can not write to queue directory /var/spool/clientmqueue/

On my RHEL5 systems, sendmail stopped working after I installed an update. The new version is sendmail-8.13.8-10.el5_11. I got errors like this in the logs: NOQUEUE: SYSERR(nobody): can not write ...
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2answers
47 views

How to verify if my postfix uses really TLS to send outgoing mails?

I successfully installed Postfix on my VPS. I would like to send encrypted email. I installed all certificates and private keys and set my conf file: smtpd_tls_key_file = <path to my private ...
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0answers
38 views

intermittent authentication failure sending SMTP with applemail

I have a client that has issues authenticating sent mail using applemail. When I check the logs I frequently see things of the nature below. IP's changed to xxx and isp anonymized Jun 19 11:07:38 ...
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1answer
35 views

How to process sendmail queue when 25 port is blocked? [closed]

I have one VPS which forwards e-mails from one mailbox to another. Unfortunately ISP have blocked 25 port last week and since then I can't receive any e-mail from it. According to mailq there are ...
0
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1answer
44 views

SMTP-Mailing with PHP works - but not with PHP-Cli

I mentioned a strange behavior on my webpage: If I try to use Joomla to send Mails via SMTP it works fine; no problem at all. But: If I try to use a PHP-CLI-Script the action fails (same source ...
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0answers
31 views

Sendmail is taking huge amount of CPU [duplicate]

My dedicated server is slowing down since 2 days. I checked the RPM and the CPU usage has gone from less than 10% to more than 50%. Rebooting the server didn't help. So, I tried top command: top - ...
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2answers
3k views

host said: 550 IP is not allowed to send mail from gmx.de (in reply to RCPT TO command)

This message was received by a mailing list maintainer, that one of our customers subscribed to: host mailx.paritaet-bremen.de said: 550 213.30.233.146 is not allowed to send mail from gmx.de (in ...
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2answers
1k views

Sendmail Keeps Listening Local IP

I'm running RHEL 6 and already done the following modifications : [root@ark mail]# grep 0.0.0.0 sendmail.mc DAEMON_OPTIONS(`Port=smtp,Addr=0.0.0.0, Name=MTA')dnl [root@ark mail]# make sendmail.cf ...
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0answers
84 views

Sending mail from server to own domain, mail hosted in google apps and Windows Live

I have several domains hosted in my web server, most of them have mail working with Google Apps, however, since Google Apps has no free accounts any more I am now using Windows Live services with my ...
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42 views

Sendmail internal relay to sharepoint 2013

We have a sendmail server which we use for all of our automatic/service accounts to be alerted. This sendmail domain is different from our exchange servers. For example server maintenance or ...
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1answer
50 views

VPS Cron and other email going to spam folder [duplicate]

I have a new vps and I need to setup some cron jobs on it to notify me of what's happening on the server. I've tested with sendmail and emails are indeed leaving the server, but on my email they are ...
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2answers
3k views

“cannot open '/etc/mail/trusted-users': Group writable directory”

[root@arcade mail]# ls -l /etc/ | grep mail; ls -l /etc/mail; service sendmail start drwxr-xr-x. 2 root root 4096 2011-01-27 20:06 mail -rw-r--r-- 1 root root 272 2009-11-17 21:13 ...
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0answers
15 views

sendmail appending domain on top of another domain

Need your help in sendmail, as im stuck with this issue for more than a week. Currently im facing issue with sendmail in RHEL5.9 OS i have my sendmail configured to send email to outside world. And ...
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2answers
90 views

Centos 6 - Postfix wont send to own domain without flag

I am moving a site to another server and am having an issue with PHP mail. But only when sending mail to the host domain e.g anything@example.com. mail($send_to, 'Web contact' ,$message,null,"-r ...
2
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2answers
55 views

how to stop cron mail receiving in spam folder?

I have added a cron job for my incremental backup, and I configured it like this.But my mail goes to spam folder.so iclick not spam option in mail.it moves to inbox.but again it receives in spam 0 23 ...
2
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1answer
39 views

Postfix, ruled based filtering independently for each user

I managed to create successfully a white-list sender email filter see: here. My goal now is to have separate filter for each user. I would like to filter out all the emails based on the rules created ...
3
votes
6answers
10k views

How can I set up sendmail to forward all mail to an external MTA?

We have multiple applications that currently talk SMTP to an external MTA. The emails have arbitrary destination domains (they're emails to be sent to our users), but all from the same internal domain ...
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0answers
52 views

mail send format issue in different linux servers

I have created a send mail script which will run on couple of my client servers. The mail was sent correctly in couple of servers but in some servers the format we receive is not what what we ...
2
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1answer
1k views

How to enable maildir in Dovecot deliver with Sendmail local_procmail

There is documentation around on how to make /usr/local/bin/procmail work with delivering to a maildir. However, it is my understanding that it is also possible to avoid procmail altogether, and have ...
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51 views

Is it possible to set the return path to the sender with sendmail?

I'm sending mail with sendmail and PHP. Currently the return path is set to one address for every mail : sendmail_path /usr/sbin/sendmail -t -i -f hello@test.com but I wish that the sender receives ...
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2answers
147 views

Need to send mail from our FQDN IP

I am trying to wrap my hear around how I am going to get around this latest hurdle. What needs to happen: PHP script sends email to our Exchange Server .... Sounds simple right? Well the issue is ...
15
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8answers
67k views

How to send email with my CentOS server?

I just built a modest home server using CentOS 5.5. I want the server to be able to send emails to my Gmail account or other email accounts for various things like cron jobs. Also it would be nice to ...
10
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3answers
21k 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 ...
0
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2answers
166 views

Configure Exim to send to internal & external addresses

I inherited a web site that's apparently using Exim as its MTA. Let's say that we can access the site at: http://example.com/ The users who work at Example Corp. noticed that they did not receive ...