The smtp tag has no wiki summary.
3
votes
1answer
17 views
What takes precedence: an SPF record with “-all” in the primary TXT record, or one in the “include” section?
Suppose I have a domain (company.com) with an SPF that looks like this:
v=spf1 ip4:70.70.70.70 include:host.marketing.com -all
and "host.marketing.com" looks like this
v=spf1 ip4:8.8.8.8 ~all
...
0
votes
3answers
45 views
smtp 554 rejected - poor reputation
My SMTP (e-mail server) do not send e-mails for 99% of the tries.
Log SMTP server hMailServer:
"SMTPD" 1092 17 "2012-02-09 12:55:20.328" "173.44.33.116" "RECEIVED: DATA"
"SMTPD" 1092 17 ...
-4
votes
0answers
43 views
Why am I seeing “554 - Sending MTA's poor reputation” when I'm not blacklisted? [closed]
I'm seeing this message in my logs as my MTA attempts to relay mail to its destination.
I've already read this prior ServerFault question:
554 - Sending MTA’s poor reputation
But I am not ...
0
votes
1answer
25 views
smtp auth with postfix
I have some kind of a problem with a mail server :
I installed postfix + dovecot + roundcube on a debian sqeeze.
sending and receiving mail from roundcube work perfectly but i cant't send mail from ...
1
vote
1answer
21 views
How to determine if ftp/smtp is up and running using a script?
Similiar to how these uptime monitoring servieces perform checks if your smtp or ftp server is running, how could I do this myself using python/ruby?
0
votes
1answer
20 views
SMTP filtering proxy
I provide SSH shells to a lot of people and block port 25, 465 and so on by default via iptables to avoid that some people send spam messages.
Is there some kind of SMTP filtering proxy or -gateway ...
2
votes
1answer
42 views
Configure exim4 (or other MTA) to prevent sending duplicate emails
How can I configure exim4 (or another MTA) to avoid sending duplicate emails?
For my purposes a duplicate email can be defined as: same recipient and subject (or same recipient, subject and body)
I ...
0
votes
0answers
17 views
SMTP IIS sending email from ASP application help
I have succefully setup my ASP app to be drop the email to a maildrop box designated by the ISS. I can see the email in the folder which I have specified. This is what I have specified in my IIS ...
0
votes
0answers
34 views
How to Check SMTP server of Recieved Emails
I am using Interspire email marketer to send emails.
And I am using Mail Server Details to use my own SMTP server. For example mail.mymailserver.com in order to send the emails while my original ...
0
votes
1answer
24 views
Media Temple, SPF, and Changing IP Addresses
OK...so I have a hosting account with Media Temple and recently had problems with mail servers marking my sent emails as SPAM. I looked into the issue and read it's a good idea to implement SPF which ...
2
votes
3answers
37 views
Trivial Issue with ASP.NET 1.1 and SMTP
The server is running on:
Windows Server Standard on SP2
IIS 7 with ASP.NET 1.1
IIS 6 for SMTP
The server hosts many websites running ASP.NET 1.1. These websites use the built in SMTP server on ...
0
votes
1answer
29 views
Can send mail but never receive the “Failed permanently” emails
I'm trying to build a system that analyzes incoming emails and automatically removes emails that fail permanently. But I never receive those emails that you usually receive when you send an email to ...
0
votes
3answers
60 views
set up SMTP to deliver to MySQL (not to authenticate) [closed]
We'd like to develop a system similar to Facebook, where we have an internal messaging system on the webpage, but messages are delivered to the recipients by email too, and can be replyed upon (using ...
0
votes
0answers
53 views
Exchange 2003 appears to drop connection from 1 incoming domain
We are running Exchange 2003 on our server in a small business environment. We have no known problems receiving email from anyone, with the exception of one client. They send us emails, but their ...
0
votes
0answers
41 views
SMTP AUTH with SSL via Mail clients fail. Successful using command line. Successful without SSL. Ubuntu 10.04, Postfix, Dovecot, squirrelmail stack
I have set up an email server stack with Postfix, Dovecot and SquirrelMail. Everything works except SSL communication with the SMTP server.
When I manually test the communication by following the ...
1
vote
1answer
93 views
Using multiple mail-addresses with one IMAP/SMTP account
I have one IMAP-account. Multiple mail-addresses on different domains are routed to this single IMAP-inbox (e.g. john@example1.com, john.doe@example2.com, doe@example3.com). Now I want to send mails ...
0
votes
1answer
37 views
Is there are postfix setting to disable prepending a sender path in the Received: header?
Currenty emails are sent/received as :
Received: from localhost.localdomain (sender.host [xx.xx.xx.xx])
by smtp.host (Postfix) with ESMTP id 7F6CC67897
for <mail@example.com>; Thu, 19 ...
0
votes
1answer
46 views
Can I use Google Apps to bulk e-mail my customers?
I use Google Apps for my company's e-mail. I want to start sending out bulk e-mails. Is it allowed to be sending out via a dedicated google apps account like do-not-reply@domain.com?
Are there any ...
0
votes
2answers
90 views
SMTP server currently an open relay
I'm using Postfix (2.3.3) on CentOS (5.7). Right now, my server seems to be acting like an open relay. If I specify a login, it works fine, both unsecured and with TLS (however TLS nags me about the ...
1
vote
1answer
110 views
SMTP delivery with multiple recipients
I'm going over some SMTP log files from an open relay server (IIS 6 SMTP Virtual Server), used to collect and route all automated email within a private network, to an internet smarthost (qmail at ...
1
vote
0answers
28 views
Does Cyrus SASL support userdb authentication?
I'm not finding anything that indicates it doesn't; I need to be able to authenticate virtual users. If not do I need to start using dovecot?
-2
votes
0answers
21 views
Cloud SMTP Services / or load balancing [closed]
We are using centOS, and belongs for email marketing but we face a problem during email relay regarding SMTP, my servers are exhausted due to extra relay on some are stay unused. means load in ...
2
votes
2answers
65 views
Some senders from external domains receiving “User Unknown” Errors
As far as I can tell, this question doesn't already exist here but if it does then I apologize.
As of January 1st our company name has changed and, as such, our e-mail addresses have changed. The ...
-1
votes
1answer
104 views
Linux / Debian Setting up a mailserver (DNS records)
I have a server running Debian. I installed iRedMail, but now I want to access the mailserver externally (receive and send mails). I have to set up DNS records for that, but I can't seem to figure it ...
0
votes
2answers
66 views
Exchange 2003 external recipients causing blacklist issues
Over the past few days our Exchange 2003 Small Business Server has been building up outgoing mail. I found out that we have been blacklisted by numerous email lists. In our queues there is about ...
1
vote
1answer
30 views
Qmail with AUTH CRAM-MD5
My Qmail install on Centos5 has CRAM-MD5 installed.
I want to use this to an authenticated SMTP relay.
Where do I specify the username and password details for QMail?
0
votes
3answers
79 views
Sendmail is not sending
I have a sendmail server on a Solaris 10 server that's stopped working. I can't seem to find anything about failed messages in /var/adm/sendmail. Here's what I'm seeing when I try to debug:
...
0
votes
1answer
113 views
Postfix: Specialty configuration; incoming to pipe, outgoing treated normal
First, a description of what I'm trying to do here:
Incoming mail should be directed to a script (PHP, specifically, but it shouldn't matter)
Afterwards, the mail should be discarded (not sent ...
0
votes
0answers
29 views
Why is the SMTP service locking the files for several hours?
We are currently using the SMTP service in IIS 6.0 to send mails. All incoming relay mails are monitored by another service which processes the relay mail and deletes/moves it. It works fine!
We have ...
2
votes
1answer
25 views
Mail queue retry interval practices
I'm configuring a custom made mail queue. The thing is there can be errors sending mail. Normally, one won't know the reason why the mail didn't reach it's destination. So the most simplistic solution ...
1
vote
1answer
56 views
Postfix mail size counting
If I'm right Postfix counts mail size with an attachment sent to multiple receivers as one big e-mail.
Eg.: User sends mail with 8 MB attachment to two receivers. Postfix thinks it's 2 x 8 MB = 16 MB ...
1
vote
2answers
40 views
Is there a way to completely disable outbound opportunistic TLS support in SendMail?
CentOS 5.x
SendMail 8.14.4
An overzealous network security feature is causing TLS negotiations to fail when my Sendmail server tries to talk to external hosts. This is causing sendmail to constantly ...
3
votes
1answer
65 views
Can I configure Exim to log a given header of all emails sent?
I maintain a custom built web application. Any time this application sends an email, it adds a custom header X-UUID to the mail, to assist me in tracking abuse and email delivery. This UUID is written ...
0
votes
1answer
89 views
SMTP server rejects connection without SSL enabled
Setting up a new CentOS 6 server with Plesk 10.4.4 using Postfix, I am unable to send emails from any user account on port 25, 465, or 587 without having SSL enabled. If I check to use SSL in Apple ...
3
votes
1answer
30 views
Change Outgoing SMTP port in Exchange 2003 with a slight twist
I feel like I should know this, but its been a long week already.
I have a customer with an SBS Exchange server on their LAN. They currently have their MX going to Postini, who is then delivering the ...
0
votes
0answers
120 views
How do I configure hMailServer for relaying mail sent to local SMTP onward to GMail?
I have just installed hMailServer to enable me to test my PHP code wants to send mail using smtp on localhost port 25, but some parts of the setup procedure and instructions1 are not clear.
Guides ...
-3
votes
1answer
47 views
Unable to send mail using email client via my mail server
I have a mail server setup on Ubuntu 10.04 using postfix and dovecot. I can receive emails on email client like thunderbird, but I can send emails using the same client. Below is the postfix config ...
1
vote
4answers
112 views
Google SMTP Connection Timeout
How do I find out why Gmail is seemingly refusing connections from my specific IP range?
I'm getting a "Connection timeout" error when attempting to send email through smtp.gmail.com using the email ...
2
votes
0answers
88 views
Bugzilla : No SASL mechanism found
I am using Bugzilla on windows 7.
I am using the unofficial Bugzilla installer. I followed the steps accordingly and gave valid credentials wherever required.
I open Bugzilla and try to create a new ...
0
votes
1answer
31 views
Can't email internally using Postfix
I've just setup a mail server on a CentOS dedicated server. I can successfully send email and receive email, using TLS and everything, so that part is perfect.
The problem, however, is that I can't ...
0
votes
1answer
87 views
How to find out my SMTP? [closed]
I'm trying to configure my email accounts on outlook and can't find out what is my SMTP port. I'm using centos vps hosting. How should I find out what is my smtp?
2
votes
1answer
48 views
How do I configure my domain and web application so the emails send from the latter are not blocked as spam?
I have a WordPress site that needs to send notifications to an email address. I would like the from field from this emails to be an address on my client's domain.
I dont know much about email ...
0
votes
2answers
57 views
Postfix has high load with smtp connections
I have a client who has been allocated 20 ip's specifically for mailing newsletters, alerts, etc. Typically, the amount of mail sent per day to users is around 1 million although it can peak at around ...
1
vote
3answers
132 views
MX records for a domain with a CNAME
Given something like this:
xxx.net. CNAME surrogate-xxx.net.
www.xxx.net. CNAME surrogate-xxx.net.
mail.xxx.net. A 1.2.3.4
xxx.net. MX ...
0
votes
0answers
33 views
PostFix SASL with saslauthd and shadow
On debian, I got postfix SMTP authentication almost working :
I do :
perl -MMIME::Base64 -e 'print encode_base64("username\0username@domain.com\0password");'
and get my encoded indentification
...
0
votes
2answers
81 views
SMTP unroutable address
I have set up gmail google app accounts for our own domain, domain.com, so that email is handled by gmail. I.e. MX records point to google servers, A records to our own server IP. This works fine.
...
2
votes
2answers
85 views
Does Exchange 2010 impose a maximum length for individual headers? If so, what is it?
Does Exchange 2010 impose a maximum length for individual headers? If so, what is it?
Let's say a user sends an email to 200 recipients, resulting in a TO: field having 200 email addresses (very bad ...
0
votes
1answer
50 views
Secure POP3/SMTP proxy?
An ISP doesn't offer secure/encrypted POP3/SMTP connections to its email servers. (I could forward the mail to another mail service that does, but I'd like to try a proxy)
Is there some simple ...
-3
votes
3answers
101 views
Can't connect to port 25 from all computers [closed]
I installed hMailServer on Windows Server 2003 and somehow I can't connect to SMTP 25 port from all computers. When I run the following command, it connects successfully on some clients, but on others ...
0
votes
0answers
97 views
Setting up own SMTP server vs. finding a provider?
We are developing a web application in PHP, and want to be able to reliably send out mails.
Our current solution is sending mails through our hosting provider's SMTP server, but lately we have ...
