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

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-3
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1answer
20 views

Sendmail - How to relay / send emails ? (503 error: not authorized, use AUTH)

I have been following a how to for setting up sendmail using a smart host ssrs.reachmail.net, However I cant seem to successfully send a email from my server to my gmail account. I think I'm ...
0
votes
1answer
33 views

CentOS email setup for Wordpress

I am moving an old Wordpress install to a new CentOS LEMP stack VPS. I want to set up email for the new VPS. It came with sendmail installed by default but I find it to be overkill. I just need a ...
1
vote
0answers
16 views

Using DeamonPortOptions to fix DKIM signing with genericstable masquerading

I'm sending mails from my debian server with sendmail. I want to be able to send mail with multiple domains using masquerading with genericstable. I am signing the mails with OpenDKIM but because ...
0
votes
2answers
51 views

AOL bounces with: AOL will not accept delivery of this message [closed]

AOL started bouncing emails from my mail server with the following error: 521 5.2.1 : AOL will not accept delivery of this message. 554 5.5.0 Remote protocol error On the troubleshooting page AOL ...
5
votes
1answer
94 views

Postfix stops picking up mails at night

Our postfix system stops sending mails at night. Every night at 2am it stops picking up mails. The server is a monitoring server, which sends a lot of mails per day. /bin/mail drops the mails in the ...
0
votes
1answer
19 views

Mail delivery hindered by alias?

Account info exists for receiving email. However, all mail sent to info is delivered to root. It looks to me this is because the following aliases exist (as shown by praliases): info: postmaster ...
0
votes
0answers
13 views

Masquerating with Sendmail and signing after with OpenDKIM

When I send mail from my accounts linked with my first domain, signing with OpenDKIM works great. But when I send mail with my accounts linked with my second domain, I use the genericstable FEATURE to ...
-1
votes
1answer
34 views

How to config sendmail to accept emails only from trusted email servers

If I have a list of trusted email servers, is it possible to configure my sendmail server to accept emails only from the trusted severs? How do I do that?
1
vote
1answer
97 views

How to interpret postfix logs on Ubuntu

I just installed postfix on my server which runs Ubuntu 14.04.1 LTS. I am a little confused as to how I should interpret the postfix logs located at /var/log/mail.log. Firstly, one of the reasons I ...
0
votes
1answer
18 views

sendmail does not perform masquerade

I hoped that following the reply in question: Sendmail configure masquerade domain, would help me too, but it (still) does not. On the server account: test exists. The server (amongst others) is ...
0
votes
2answers
53 views

sendmail & sasl auth on CentOS 6

I'm moving a mail server from one CentOS 6 to another. I use sendmail with sasl pam authentication. When I try to send mail it fails because the user is not authenticated and the mail client does not ...
-2
votes
1answer
33 views

sendmail: rewrite envelope info while travelling

I run my own sendmail mail server at my office which has been functioning perfectly for years. I recently noticed that when travelling, my emails to friends are sometimes bounced - often due to the ...
4
votes
1answer
212 views

Sendmail is not listening to any port

I am using VPS hosting with CentOS 6. I've installed Sendmail, but it's not listening to any port. I've checked, IPTables is disabled (or stopped I guess; service iptables status command returns ...
-3
votes
0answers
34 views

Need assistance to make sendmail + dovecot work

Please, somebody, help me! I desperately try to send from and receive email on my own server. Hoping to elicit a response I've included many details. This server has a domain, named: mydomain.nl ...
0
votes
1answer
24 views

forward a single message from queue with sendmail

I have a message in the mail queue which has been deferred because the recipient box is full. The message isn't in my mailbox, just the queue. Is it possible to forward that message to a different ...
1
vote
3answers
111 views

Is it possible to disable SSLv3 in Sendmail 8.14.3?

Is it possible to disable SSLv3 in Sendmail 8.14.3? The recommendations that I found is to use -O ServerSSLOptions=... but that option is not recognized. Is there any other way of disabling SSLv3 ...
0
votes
1answer
25 views

Sending outgoing mail from multiple e-mail accounts (of different domains hosted on the same server) using sSMTP

I'm hosting multiple domains in my public html folder of an ubuntu-nginx vps server. And I currently have my 'ssmtp.conf' file set up successfully to send outgoing mail(contact, registration, ...
-1
votes
1answer
62 views

Sendmail (or postfix or somebody) not speaking SMTP

I've got a Linode Debian server which tries to send email (normally through PHP, but mail from the command line doesn't work either). But the mail never arrives successfully. My two clues from people ...
0
votes
2answers
41 views

Which Exchange 2013 Role will allow mail relay

We have a service that connects to our default receive connector in exchange, which relays the message to external users. Currently I have configured the service to use my DA account which assigned ...
0
votes
0answers
15 views

Virus sends mails via sendmail [duplicate]

I noticed that my server has some bad software that sends mails via sendmail which couses a very slow working. I scaned server with clamscan but without effect. Is there any way to find out which ...
4
votes
1answer
182 views

Sendmail - Is it secure, and really essential?

I have a web application server running Ubuntu. The Application is built in Python/Django, but does not have any specific use cases to send email. We have log management software that allows us to ...
-1
votes
1answer
30 views

m4 sendmail.mc command fails no error

I'm trying to make some changes to my configuration file in sendmail using this command: m4 /etc/mail/sendmail.mc > /etc/mail/sendmail.cf The problem is, it's not working, or at least I'm pretty ...
5
votes
2answers
205 views

Sendmail messages rejected from Microsoft when using TLS

I'm going to preface this with a statement that I am no expert in sendmail. I rarely use it, but in this situation I have to for my client. Background: A client of mine has a mail server running ...
2
votes
3answers
127 views

Sendmail and nslookup resolution problems

On my Ubuntu server I've been trying to get the PHP mail() function to work by installing sendmail (I also have postfix installed but I gave up on it). However, when I try to send mail it gets queued ...
0
votes
1answer
56 views

Sending mail from AWS

I was hosting my domain on another server and also using the email of a 3rd party service. I just moved my domain to AWS and it works well now (DNS propogation etc.) I also changed the MX Records ...
1
vote
0answers
55 views

Why is sendmail not relaying some email to Exchange?

On my network I have an Internet facing CentOS 6.5 server running sendmail. It receives email from my Sonicwall router running the full gambit of gateway spam and IPS services. It then relays ...
0
votes
1answer
52 views

What is X-DKIM header for?

There are some emails with an X-DKIM header (next to DKIM-Signature) like this: X-DKIM: Sendmail DKIM Filter v2.8.2 DOMAIN SOMEVALUE However I am unable to find decent documentation for it. What is ...
1
vote
1answer
51 views

Smarthost with two email server backend [closed]

I have a smarthost (sendmail on linux installation) which is serving my lan email server, and it is - obviously - in DMZ. I'm planning to change my lan server in order to migrate to exchange. I would ...
0
votes
0answers
73 views

Sendmail sending as root@localhost

I am reconfiguring sendmail for a client who has a server that runs sendmail and a number of applications that they've developed. The applications send email out by using the sendmail command like ...
0
votes
2answers
56 views

Spam being sent via sendmail on server. How do I trace the source?

Ther eis spam being sent from my server right now and I have no idea where it is originating from. Here is the log entry from one of the emails: Dec 11 20:04:55 ip-10-170-94-31 sendmail[20858]: ...
0
votes
1answer
115 views

Postfix: sendmail (php-cgi) with different IP as authenticated SMTP Users

my Postfix-Mail Server is delivering two main types of mails Mail recieved from php-cgi (sendmail), localhost relay Mail recieved from authenticated SASL SMTP Users Is it possible to define a ...
0
votes
0answers
51 views

CentOS/sendmail = How to prevent emails from getting “defer” when sent from php mail() function? [duplicate]

I am working on a server running on CentOS (goDaddy VPS). I have WHM setup on it. And I am getting a lot of delays in emails being sent from php's mail() function. I am looking at the Email > Mail ...
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votes
2answers
137 views

Sendmail 12 day delay after Deferred: Connection refused

I have noticed a few emails have a massive delay (up to 12 days) after being deferred "Deferred: Connection refused" Here is an example: Nov 4 09:29:52 server0004 sendmail[4789]: sA49TLmW004726: ...
1
vote
1answer
72 views

Outgoing Spam through hacked Mail Accounts

Already searched some Hours about this Problem - but no good Solution in sight - so maybe someone here can help me on this. We offer Webhosting / Mail Services. Lately the amount of Hacked E-Mail ...
3
votes
0answers
34 views

How can I explicitly disable TLS when sending to one specific recipient?

I have a SendMail 8.14 server deployed in the middle of an SMTP workflow (Outbound mail looks like Exchange -> SendMail -> Appliance -> Internet) I have TLS configured for the first three hosts. ...
1
vote
1answer
44 views

smart host does not deliver email if date header sent?

I use MantisBT 1.2.6 on an Amazon Linux server. It has its own email-sending class layered on top of the PHP mail() function. Actually, it has other options to use smtp or sendmail directly, but I use ...
3
votes
3answers
187 views

Setting up FQDN in sendmail [closed]

In this blog post he suggests echo '127.0.0.1 localhost EXAMPLE.my_domain localhost.localdomain EXAMPLE' >> /etc/hosts but ends the post with But this is a less desirable approach ...
1
vote
1answer
70 views

CentOS - Cant find sendmail config file

I am running CentOS, but can't find the sendmail configuration file. According to these instructions, Common Sendmail Configuration Changes, the config file should be in /etc/mail/sendfile.cf. I ...
4
votes
2answers
393 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 ...
0
votes
1answer
78 views

Multiple domain server, sendmail working erratically

Movie synopsis: I'm managing just a few websites with VestaCP, each website has its own domain and so far it works good. The server is on Linode. I have implemented a very simple contact form in one ...
0
votes
1answer
25 views

Exim need to send mail off server

Never needed to set up a mail server before. I've got exim up and running perfectly fine. When I send an email using command line to my.email@gmail.com it works wonderfully, arrives from ...
0
votes
1answer
88 views

Web form sending email to gmail-hosted domain is not delivering for 1 of 3 clustered web servers

We have 3 AWS-hosted web servers all configured (as far as I can tell) identically. Each server has a copy of a web feedback form that submits to a PHP script that ultimately calls the php mail() ...
0
votes
0answers
20 views

Sendmail avoid bounced mails to be reprocessed

I'm quite new to running my own Linux server and I was just wondering if the following is normal or if my server is being abused by some spambots. So I have a linux server running which has also ...
1
vote
1answer
34 views

Does SendMail Support TLS Certificates With Subject Alternative Names?

CentOS 5.x Does SendMail support TLS certificates with Subject Alternative Names? I have a set of sendmail servers and would like to use the same certificate for all of them (to save time and ...
0
votes
1answer
42 views

What version of OpenSSL does SendMail use and how is this maintained?

My understanding is that SendMail leverages OpenSSL for STARTTLS functionality (among other things). Does this link dynamically against whatever version of OpenSSL I have installed? Or does sendmail ...
2
votes
2answers
43 views

Why does the sendmail.mc file support entries that are not formatted for m4 syntax?

I recently discovered that /etc/mail/sendmail.mc supports entries that are not in m4 syntax. For example: LOCAL_CONFIG O CipherList=HIGH This doesn't make sense to me because pretty much ...
0
votes
0answers
156 views

Using Fake Sendmail with PHP

When attempting to send from PHP via sendmail it just hangs. Using IIS sendmail.ini is setup correctly because from command line I can send a test email via the following sendmail -t < ...
1
vote
1answer
105 views

How can I explicitly force SendMail to not use SSLv3 for STARTTLS connections?

SendMail 8.14.x With SSLv3 being sunset (to put it lightly), I'd like to ensure that my SendMail servers aren't using it when establishing STARTTLS connections. Is there a way I can force SendMail to ...
0
votes
0answers
103 views

What does “version=TLSv1/SSLv3” mean in SendMail STARTTLS log output?

SendMail 8.14.x I have a Sendmail server configured to use TLS and I see TLS log entries like the following: Oct 25 04:04:04 foobox sendmail[1234] STARTTLS=client, relay=[1.1.1.1], version ...
1
vote
1answer
547 views

user smmsp found in repeatedly in auth.log

Running an Ubuntu server that hosts about 10 Wordpress websites Is it normal to find this in my auth log? Oct 26 08:40:01 andre CRON[4737]: pam_unix(cron:session): session opened for user smmsp by ...