0
votes
1answer
30 views

Configure Citadel to be Used For sending email using smtp

Sorry for this foolish question, but I have less knowldge about servers. So bear with me! I have configured Citadel as directed in linode documentation and can login using the front-end for accessing ...
1
vote
2answers
53 views

If I use postfix for mail relay, so is myhostname / mydestination important?

I use postfix to relay mail to 3rd party SMTP and never sent out email directly, and of course I never receive email. So If I set myhostname / mydestination to sth like fake.mydomain.com, which ...
0
votes
1answer
68 views

What do I need to be able to send mass SMTP email efficiently? [closed]

I am creating a web application that allows users to send broadcast emails to a list of subscribers. Essentially, it's a mass emailer and autoresponder, like AWeber or Constant Contact or MailChimp. ...
0
votes
0answers
33 views

How can I prevent Sendmail from cutting off SMTP error responses from a recipient MTA in maillog?

CentOS 5.x | SendMail 8.14 I've noticed that Sendmail will occasionally cut off SMTP error responses in logs. For example: Jan 10 05:55:55 foobox sendmail[20998]: s1CStsdli020998: ...
3
votes
1answer
210 views

Postfix client host rejected

I set up Postfix+Courier+Roundcube on Ubuntu 12.04, but when I try to send an email with Roundcube, I receive the following error: /var/log/mail.log : Dec 30 20:54:35 server postfix/smtpd[31465]: ...
1
vote
2answers
69 views

Postfix smtp for sending only

The web hosting provider of my company have a mail server with a sending limit of 300 mails a month so the idea is keep using the hosting mail for the mail spool but set up a local Debian server with ...
0
votes
1answer
44 views

How to override an MX value for a particular domain using a transport_maps but have some form of redundancy

I have a postfix mail server and I want to override an MX value for a particular domain. From my understanding this is can be done by the use of transport_maps ...
0
votes
0answers
28 views

Mail server in the middle responsible for translating from one domain to another

The title is a little confusing. We have an internal mail server that can be used to send mail. This internal mail server is only accessible from within our firewall unless we use the mail server's ...
0
votes
2answers
72 views

unknown receiver “esmtp”

I found this in my log server: sm-mta[11410]: r9BKb6YY021119: to=<woodhzve@ralphlaurensoldes2.com>, ctladdr=<info@188.com> (33/33), delay=2+07:24:18, xdelay=00:00:01, mailer=esmtp, ...
0
votes
2answers
209 views

Cant open a port on my linux server [closed]

Here is the thing, my server fails to connect to gmail SMTP with timeout error. I think the 465 port is closed on my server so I did couple of thing, now my csf.config file hase this two lines: ...
0
votes
0answers
228 views

lmtp: connect(backend) failed: Connection refused

A long time ago I'm trying to fix this error but I'm still locked, I appreciate any help :). I detail all that I have and what I am trying to do. I am using Cyrus Murder and apparently everything ...
0
votes
1answer
40 views

How soon after getting a 400-class SMTP error will SendMail try connecting to a backup MX record/host?

CentOS | Sendmail 8.14 Hi All, I couldn't find this in the batbook. If SendMail attempts to deliver an email to a primary MX record and gets a 400-class error back, how quickly does it try the ...
-1
votes
2answers
65 views

Very simple “just redirect” email server [closed]

I've read that any decent domain must have the email addresses security@domain and abuse@domain. Also, I'll need postmaster@domain if I want to buy a certificate. I am running just a plain website on ...
-5
votes
1answer
349 views

Simple Linux SMTP Server [closed]

I need to provide 3 SMTP servers for clients to use for printers and scanners that require an SMTP server to send email out, they will be load balanced with DNS round robin. All I need it to do is ...
0
votes
1answer
198 views

How does SendMail decide which connections are cached?

CentOS 5.x | SendMail 8.14.4 I'm trying to wrap my mind around how Connection Caching works in Sendmail. I'm experiencing some connection issues with some remote mail hosts that we communicate with ...
0
votes
1answer
242 views

Postfix - disable sending of NDR's

I have Postfix installed which I am using for SMTP only. It is configured for one of our client's domain and sending newsletters and notifications to the users. The problem is that because the ...
0
votes
1answer
286 views

How to increase Postfix SMTP log retention?

I'm running Postfix Sendmail 2.6.6 and my SMTP logs seem to only be going back one month. How can I configure it to retain logs for a longer period of time? BTW I'm referring to logs in ...
0
votes
0answers
97 views

How can I throttle incoming emails in SendMail for a specific recipient?

CentOS 6.3 | SendMail 8.14.4 I'd like to throttle inbound emails to a specific address via sendmail. Is that possible? Ideally I'm looking for the opposite of greylisting: Accept the first email from ...
-1
votes
1answer
29 views

Mails are not getting delivered

I am facing the below error while sending the mail to yahoo and I have configured policyd on my server. relay=none, delay=150, delays=0.32/0.01/150/0, dsn=4.4.1, status=deferred (connect to ...
-4
votes
1answer
35 views

Two servers mails [closed]

is that it is possible to have two mail servers in parallel, ie a primary through which mails are routed to the outside and a secondary for the exchange of mails locally. and the two servers are ...
0
votes
1answer
61 views

Postfix 2.5.6 on Fedora 10

I have inherited a Fedora 10 machine running Postfix 2.5.6. Everything has been working well (all emails going out) up until about 3 weeks ago. I have been receiving complaints mail not getting ...
0
votes
2answers
2k views

Postfix: warning: connect to 127.0.0.1:10023: Connection refused, not receiving mail from outside domains

I've had a Postfix server running for a very short amount of time, and it worked, but I had to restart the server today, and I'm no longer receiving e-mails from external sources: Jan 23 01:34:44 ...
0
votes
1answer
146 views

trouble with postfix install (timing out from client)

I have just outfitted a basic server (Ubuntu 12.04 LTS /Precise Pangolin) and have installed Postfix and Dovecot, based on the Ubuntu manuals. https://help.ubuntu.com/community/Dovecot ...
1
vote
2answers
128 views

Postifx: how can someone send e-mail without authorization with this configuration?

Yesterday I found that 10 thousand e-mail messages were sent through my system using this configuration: http://pastebin.com/bThpH1s8 - main.cf http://pastebin.com/kkxxsstP - master.cf I temporarily ...
1
vote
1answer
450 views

Log with iptalbes which user is delivering email to port 25

Because we got blacklisted on CBL I set up the following firewall rules with iptables: #!/bin/bash iptables -A OUTPUT -d 127.0.0.1 -p tcp -m tcp --dport 25 -j ACCEPT iptables -A OUTPUT -p tcp -m tcp ...
1
vote
4answers
464 views

Is it possible to include subject lines in the default sendmail maillog?

CentOS 5.8 I'd like to be able to track an email based on Subject line. The default log of 9 in SendMail doesn't appear to include that information. My questions are: What is the minimum ...
0
votes
1answer
128 views

Editing Exim's Banner

Is there a way to place EXIM smtp banner on 1 line instead of 3 lines? The banner starts with 220. I've been searching but can not find a way. under /etc/exim.conf I have #todd host's smtp_banner = ...
1
vote
1answer
742 views

How to get php mail function to work on Debian “squeeze”? [duplicate]

Possible Duplicate: Getting PHP mail() function to work on Debian Lenny I have installed Apache and PHP5 on my debian server. Firstly I tried it using sendmail. Here is the step by step ...
8
votes
2answers
221 views

Dealing with SMTP invalid command attack

One of our semi-busy mail servers (sendmail) has had a lot of inbound connections over the past few days from hosts that are issuing garbage commands. In the past two days: incoming smtp ...
1
vote
1answer
97 views

What is the failover logic when SendMail is smarthosting to a FQDN with multiple A records?

CentOS 5.x | SendMail This is somewhat related to my other question about round robin but as it's more general, I thought I'd separate it out. If SendMail is smarthosting to a FQDN with multiple A ...
0
votes
2answers
96 views

How do I block most emails from being sent to a specific email address (unless they're on a whitelist)

CentOS 5.x | SendMail I want to block most emails going to a specific sendmail mailbox unless they are on an approved "whitelist". Is this possible to do in sendmail?
-1
votes
2answers
390 views

Sendmail configuration on Linux

I'm running a perl script which wil create weekly report in CSV format. I want this report be emailed to the manager. hence I am trying to configure Sendmail on my RHEL 5.6 server so that I can ...
0
votes
1answer
65 views

Exim: What happens after the “dot” [closed]

I'm using Exim on a Cpanel server, my server is taking too long to process incoming emails after the "dot" ("."). I'm trying to troubleshoot but having a hard time figuring the order of the ACL's ...
1
vote
1answer
180 views

Need an open SMTP relay for testing

I'm developing some HTML email templates and have a internal test tool that can send out test emails to my own email address for QA purposes. Unfortunately this tool's settings page allows the mail ...
0
votes
1answer
284 views

postfix specify limited relay domain while allowing sasl-auth relay

I'm trying to set up postfix to allow relaying under a limited set of conditions: The destination domain is one of a pre-defined list -or- The client successfully logs in Here's the relevant bits ...
1
vote
2answers
300 views

Do you know a script for email round trip monitoring? [closed]

Do you know a simple script that can do email round trip monitoring ? Here a formal example : I want to monitor email service on A. I install the script on B. B sends an email to A A sends an ...
0
votes
1answer
198 views

Redirect Incoming mail to another servers

I do not know what are the options are and how to google them and I am little far from the subject, so I am asking it here: We are a student club and we have a virtual Ubuntu server by our school, it ...
5
votes
2answers
402 views

Load Balance Mail Gateways

I am currently trying to find a way to Load Balance our 4 Mail Gateways ( Running Mail Cleaner). I was able to bring up HAProxy and use tcp mode to load balance without issue. The only real problem ...
1
vote
2answers
259 views

What is the difference between the sendmail submit queue and standard queue?

I'm confused on the purpose of the sendmail submit queue (by default /var/spool/clientmqueue). I think it's used to store messages when sendmail is ran in mail-submission program mode instead of ...
3
votes
2answers
1k views

Can't connect to SMTP server

I have trouble connecting to an SMTP server from my PC. I use Debian sid. telnet mail.example.com 25 Trying 12.23.34.45... telnet: Unable to connect to remote host: Connection timed out While from ...
-2
votes
2answers
266 views

SMTP server on debian 6.0 linux

I have some questions: I am using a SMTP service for sending monthly newsletter for my website (~3000 email addresses). I was thinking: I already own a virtual server configured as a web server and ...
2
votes
1answer
456 views

Does snmpd support SNMP monitoring of SendMail queues?

CentOS 5.7 | SendMail 8.14.x I've got a CentOS box running snmpd and I'd like to monitor sendmail queues. Is this natively supported by snmpd or will I need to do something special to monitor it?
2
votes
1answer
455 views

Nginx Ubuntu Postfix Config - Can't connect to incoming IMAP server 'server not responding' but can send mail via outgoing using same details?

I'm pretty to new server admin and especially nginx but seem to be getting ok fine apart from accessing my mail via my iPhone? I've changed my domain to 'domain.com' The thing is I can send mail ...
0
votes
2answers
1k views

Easy SMTP/POP3 Server for multiple domains

I've got a postfix & dovecot setup running on my Ubuntu 10.4 server. This works good but the configuration/management seems a bit overblown for my use case. Now I need to reinstall this Server and ...
0
votes
2answers
873 views

Does SendMail Support Outbound TLS Encryption WITHOUT additions to the sendmail.mc file?

CentOS 5.x Does SendMail support opportunistic TLS "out of the box"? I'm used to having to explicitly add the following blurb to /etc/mail/sendmail.mc define(`confAUTH_MECHANISMS’, `LOGIN ...
2
votes
3answers
270 views

small rootless SMTP server for linux?

Is there a SMTP server that can start on localhost without root privileges? Postfix and sendmail both require root to start. Update: To clarify both Postfix and sendmail require root to start even if ...
2
votes
2answers
2k views

Configure exim to use remote smtp with authentication

I have a dedicated server with exim on it. I also have a regular shared hosting account ("sharedhostingdomain.com") on hostgator. I want to configure exim to always use hostgator's smtp server ...
-1
votes
1answer
158 views

How to setup SMTP receiver, without postfix, sendmail or other complex software

I have successfully configured ssmtp to send emails from our local server (using a single external mail account) for sending reports, build results and so on. The other task is to let our software we ...
0
votes
2answers
58 views

Can I drop email software if only using external SMTP?

I have a dedicated server hosting 2/3 web apps (web-server + SQL server among other things) on Debian. Now from time to time theses web apps send mails to their respective users using SMTP services ...
0
votes
1answer
326 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 ...