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

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0
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1answer
16 views

How can I determine how many instances (DaemonChildren) of Sendmail were created at a specific historical point in time?

CentOS 5 / Sendmail 8.14 I'm researching an intermittent issue that may be caused by too many instances (DaemonChildren) of Sendmail getting created. Is this information documented in the logs ...
-5
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0answers
24 views

Can't send email from PHP [on hold]

Since some months ago I don't receive PHP emails! I didn't do any specific change (Once I triad to update SSL (for heartbleed bug) but skip it) I already checked send mail path: /usr/sbin/sendmail ...
0
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2answers
23 views

Prevent abuse of sendmail for spam

In web servers that host many websites there is always the possibility of a hacked site being abused in order to send spam mails with some kind of php mailer bot. In my case sendmail is configured ...
4
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0answers
18 views

What can cause an intermittent broken pipe error with a SendMail milter?

CentOS 5 / SendMail 8.14.x I'm noticing intermittent errors with a milter on my SendMail server. Here's an excerpt from the maillog (I've edited hostname, QID, milter name, and recipient address to ...
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0answers
16 views

how do i modify mail(envelope and header) as using mailfromd

I`m trying to modify mail(header,envelope) while using mailfromd. These are my questions: I found "Envelope Modification Functions" in library following as rcpt_add and rcpt_delete. Is there no ...
0
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0answers
17 views

Sendmail sending to the wrong email

I am using Sendmail to send emails. I am using SMTP via a PHP script (contact us page) on my server to send email. I configured the script to send the email to two different addresses: ...
1
vote
1answer
644 views

Mailx not sending emails

Using CentOS 5.6 and trying to send (only) emails to remote boxes. I am on a CentOS client box and trying to send email to my road-runner email account. mailx -s "Some Subject" me@tx.rr.com < ...
0
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1answer
766 views

Under what conditions will sendmail try to immediately resend a message instead of waiting for the standard requeue interval?

CentOS 5.8 | Sendmail 8.14.4 I used to think that if SendMail experienced a temporary (400-class) error during delivery, it would place the message in a deferred queue (e.g. /var/spool/mqueue) and ...
0
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1answer
45 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 ...
0
votes
2answers
669 views

sendmail is timing out

sendmail is timing out on one of our CentOS servers. Here is my test [root@testserver ~]# echo "Subject: test" | /usr/lib/sendmail -v john@ourdomain.com Here is the output: john@ourdomain.com... ...
1
vote
1answer
59 views

Should DNS A timeout to result in permanent email failure?

Occasionally an email does not get through when sent to a recipient who uses the outlook.com system for their email server. Their MX record resolves fine, but their A record (something like ...
1
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2answers
2k 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 ...
3
votes
2answers
65 views

Backup MX server used to queue mail

In short: I need to setup backup MX server, which will queue messages it receives for later delivery through original MX, AND it must only accept messages for mailboxes which will be listed in ...
0
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2answers
41 views

Forward and delete all e-mails using sendmail

I'm using Amazon EC2 instances with a preinstalled sendmail for some application testing. As this is a testing system which might send some e-mail I want to delete and in the same moment forward all ...
2
votes
1answer
49 views

How can I enforce TLS in sendmail when I don't necessarily know the hostname of the downstream MTA (only IPs)? [e.g. by recipients' domain]

I'm running SendMail 8.14 and have some custom static routes for sending to certain domains. These domains are "internal" but not managed directly by me. Here's an example of ...
0
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1answer
27 views

Exim4 envelope-from using PHP mail()

I've set up an exim4 server for sending email only on Debian Sid. If I just send an email it works fine and the email is delivered in my inbox. However, if I send an email using WordPress it is ...
0
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1answer
23 views

Send email from main domain using exim4

I've installed exim4 on my server to send email for server messages, registration messages, lost password messages etc. My server's FQDN/rDNS is mail.example.com, which I also entered during the ...
0
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1answer
38 views

Postfix multiple MX records - binding addresses

I have a postfix mail server with a working opendkim and SPF setup. Everything works when I use only 1 IP/MX/hostname (e.g. mail.example.com). I try to enable another IP so the postfix could balance ...
0
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1answer
1k views

help with sendmail configuration to send mail through my gmail account?

This is the sendmail.ini file what to change now # Example for a user configuration file # Set default values for all following accounts. defaults logfile "\xampp\sendmail\sendmail.log" # Mercury ...
2
votes
3answers
48 views

Same SMTP server, Microsoft Exchange reaches recipient but sendmail does not

I debated the question title for a while but I think this about explains the question. Feel free to edit it if someone has a better title. Environment: Microsoft Exchange 2010 and sendmail. Problem ...
2
votes
1answer
1k views

apache sendmail: trying to change user “from” address from apache to domain account

I apologize if I am asking a question already answered, but my problem isn't really that I haven't found an answer. I have, in fact, found a half-dozen different "solutions" to my problem, tried them ...
3
votes
2answers
2k views

sendmail on ubuntu (9.10) machine “stopped” sending mail

I'm developing on my ubuntu 9.10 machine for the web (php). I'm using it sendmail for sending mails, and while developing on my local machine, I send local mails (to my user 'doron'). Up until a ...
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1answer
66 views

Postfix: mails sent through sendmail binary are blocked because of wrong HELO

My server is using Centos 6.5 I updated from Plesk 11.5 to 12 last week and postfix to 2.8.17. Since then, all mails sent using the sendmail binary (notifications, mail forwards...) are being rejected ...
0
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1answer
2k 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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0answers
17 views

Local SMTP Server — prevent spam flag? [migrated]

I opened up port 25 on my router, so now I can use sendmail to send email. However, the emails I send are being marked as spam by my personal gmail account (understandably). The "from" field defaults ...
0
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1answer
1k views

Procmail lock failures and errors while writing

I'm setting up a mail server on an embedded linux system. When sending mail to a local user I get the following error from procmail: procmail: Lock failure on "/home/mail/ktos/.mailspool.lock" ...
2
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0answers
20 views

where does Cron look for the default mail binary? [migrated]

I have setup Cron Jobs to run inside a Chroot Environment, depending on the User/Group; I have noticed that these cron jobs, running inside the chroot environment, fail to send any mail. Log files ...
0
votes
2answers
679 views

Email is not sending when the script is running by CRON

I wrote the simple backup bash script and at the end of it, it's sending an email to me that backup is ready. Everything works perfect when I run this script from terminal (root), but when the script ...
1
vote
1answer
32 views

What are some useful email reports to monitor in an SMTP/email environment?

It's possible to generate dozens of email reports in a given SMTP environment, and I'm interested in learning what reports are common in large installations and how they are used. Examples: ...
0
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0answers
42 views

Postfix, schedule batches of email to be sent

Is it possible to have postfix limit the amount of emails it sends at once and when there is larger than x email, send them out in timed batches (wait 5 minutes, send another 50, something like that)? ...
0
votes
1answer
630 views

Help debugging Sendmail/Mailman configuration issue

I'm trying to configure a server with Sendmail and Mailman. I've been getting "Broken pipe" errors for a while, and have slowly been debugging. I fixed some permission issues, and changed the user ...
0
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1answer
72 views

Is it advisable to use virtual Linux server installed on i5 / 8GB / 500GB desktop class computer? [closed]

We have CentOS 4.3 P4 / 512MB /Linux server installed somewhere in 2006-7. This machine has three network interaces for leased line, broadband (backup) and LAN. We use Sendmail, Fetchmail, NAT, Squid, ...
7
votes
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
votes
1answer
1k views

Ubuntu Jaunty + sendmail + PHP + mail() Premission Errors

I'm having issues trying to get PHP's mail function to work on my Ubuntu 9.04 VPS with sendmail and Apache (and other less relevant stuff, of course). From PHP I receive no error, save a return value ...
0
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0answers
22 views

Sendmail smarthost making my big mails sent AND stuck

In order to send my mails from my local Sendmail server to external address, I make it connecting to an authentified SMART HOST provided by my ISP. The sendmail.cf has the following DS line : ...
0
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0answers
32 views

Move spam from dovecot public folders

I have set up Dovecot with public folders on a CentOS 6-server, with sendmail and spamassassin. I'm getting a lot of spam in both public folders and in the users inboxes. I want spamassassin / ...
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votes
3answers
111 views

Server being used to send spam mail. How do I investigate?

Problem I think my server is being used to send spam with sendmail, I'm getting a lot of mail being queued up that I don't recognize and my mail.log and syslog are getting huge. I've shutdown ...
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2answers
31 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 ...
1
vote
1answer
657 views

Sendmail issue with IPv6

I have an email server configured with multiple-instance of sendmail running each on different IPv4 and IPv6 addresses. Everything is running smooth until a point where for some domains/emails ...
1
vote
1answer
625 views

sendmail user unknown - debian lenny

My php's mail() function just stopped working a short while ago. It's started returning FALSE. I am not much of a sysadmin so please forgive my ignorance. I set my php.ini send_path option to: ...
0
votes
1answer
112 views

relay to external network smtp server using sendmail as mta

I am banging my head on desk for this. My linux system is on local network where as my smtp server is on different network. Is there any way that I can relay mails from my local machine to this remote ...
0
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1answer
37 views

Sendmail.mc: alias all incoming e-mails to one account

I need to alias all mail coming from another SMTP server to this one account "myinbox". The system in question is to receive all e-mail on the domain, if that's any help. ...
4
votes
3answers
4k views

How to fix “unable to qualify my own domain name (myhost) — using short name”? [closed]

and yes, I have 127.0.0.1 localhost myhost.mydomain.eu myhost.domain2.eu localhost.localdomain 127.0.1.1 myhost in hosts file. What is wrong? Sendmail started to put this error into log. ...
5
votes
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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0answers
24 views

How can I limit the amount of messages SendMail will recieve in a single incoming connection?

Is there a way to limit how many messages can be received by SendMail in a given SMTP session? I have a SendMail server and an upstream application server is trying to send dozens (potentially ...
0
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1answer
32 views

Sendmail configs and logs look correct, but I get no mail

I used this tutorial to config sendmail on Ubuntu. Followed every step and when I test it, it seems to have worked, but I get no mail (not even on the spam folder) Below is the log for a test ...
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0answers
30 views

Sendmail and Dovecot almost working but not quite

I have set up dovecot as suggested here. Mail is delivered to the correct directory and I set my mail_location as suggested: Dovecot -n yeilds this: disable_plaintext_auth = no mail_location = ...
7
votes
4answers
2k views

Telling sendmail to auth?

I've been sitting here for a few hours now attempting to get sendmail to send the emails through an external SMTP server. I've gotten very close, but now I'm completely stuck. It seems that sendmail ...
0
votes
1answer
30 views

How to send all email coming into Debian to a PHP script?

How can I send ALL email coming into Debian to a PHP script? I have exim4 installed, but when i send en email to username@ipaddress nothing happens! I've tried a few exim4 configuration tutorials ...
0
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1answer
161 views

Sendmail: DSN: Service unavailable

I've been having trouble getting my server to send email and I haven't for the life of me figured out how to fix it. If anyone could give me some simple pointers, that would be muchly appreciated! ...