The server configuration of email, including POP3, SMTP, IMAP, and popular server software packages that control email.

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282 views

mailx command strange behaviour from cron

I have a script that redirect the df output to a file and then send it in an email. The mail command is set up as following: /usr/bin/mail -s "Subject" -r from@nowhere.com toaddress@somewhere.com <...
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671 views

RDNS_NONE from spamassassin result, when it should be positive

When trying to do a spam test on mail-tester.com, SpamAssassin is giving me RDNS_NONE result. Can't quite figure out why! The result I get: -1.274 RDNS_NONE Delivered to internal network ...
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60 views

Preemptively prevent down time and email issues

First of all, I apologize if this questions seems too generic. I searched this site and a few others and really did not get the answers I was looking for. Since migrating to a new virtual environment,...
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28 views

User Mailbox content replicated 100X

Exchange 2007SP2 I have a user mailbox currently has 5 million emails still reflecting on our Exchange Server. Long story short, users sent emails replicated 100x and overloaded our Server. I as ...
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128 views

Email spam/hack and odd apache logs around the same time

A friend of mine started getting failed delivery notices yesterday (June 23rd, 2014) on all of his domain e-mails, and so he asked me to look into it. I have been looking through various logs and his ...
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178 views

Exchange on SBS2003 not receiving mail, but sending via telnet works

Last week we had a problem on our SBS2003 server where our external connection dropped out and I was only able to restore it by running netsh winsock reset catalog and netsh int ip reset. Thinking ...
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212 views

Some emails don't arrive

Yesterday, somehow a DNS Zone File got removed from Cloudflare. So after re-editing the file everything seemed okay. Now there's the problem that some emails don't arrive in the inbox. Strange thing ...
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125 views

MailEnable Intermittent 421 please try again later

We've been experiencing an intermittent connectivity issue with MailEnable. The STMP server seems to be refusing connections psuedo-randomly. For example: telnet mail.ourdomain.com 25 Most of the ...
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208 views

How can I get openSSL to run on my web server with a PHP5-FPM chroot?

On my web server, I changed the chroot to only have access to the root of my website's home directory as opposed to the rest of the file system, for security purposes. However, I've noticed that since ...
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93 views

Spamassassin internal DNS resolution?

Short Version: Is it possible to configure spamassassin to perform its own recursive DNS lookups instead of using the server specified by the OS? Long Version: I've got a collection of dedicated ...
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111 views

Exchange read receipt are delivered to recipient instead of sender

We have two interconnected Exchange organizations: Exchange 2003 and Exchange 2013. When users ask for read receipt in Outlook these receipts are delivered correctly within each organization. However ...
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119 views

Google Apps MX for User Accounts, Custom Postfix for Sending only, same domain

I have a google apps business account which provides the use of gmail's mx servers. I would like to use this for users to send/receive email. However, I have a specific need to send bulk emails on a ...
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31 views

Courier generic subaddressing

I have a Courier MTA that picks up the mail for all the virtual users. Now I would like to implement sub addressing. Unfortunately, the documentation didn't help me that much, because at the points ...
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312 views

Postfix - SASLAuthentication Problems Cram-MD5 with StartTLS

Recently I configured my mail server which uses Postfix and Courier. Everything works except for the authentication when sending mail via my Postfix server(running on port 587) which has StartTLS ...
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2k views

451 Timeout trying to verify RCPT errors from some external contacts

Outside contacts at two companies report messages they sent to us return with the following message: 451 Timeout trying to verify RCPT validemail@ourdomain.com for domain One of the companies ...
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61 views

Blocking and deleting e-mail

I have a server running EXIM and I was wondering if there was a way to block e-mail from going out should a member load over 1000 e-mails in to the queue and then automatically delete them.
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63 views

Setup simple email forwarding and smtp server for app

I've moved one of my web sites over to a dedicated server. I'd like to move all my other sites over as I can pretty much do everything I need to do, except setup an email server. This is usually a ...
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543 views

Server emails are considered as SPAM only by Gmail

I'm developping a service which lets users send our content via email to their friends. The problem is that those emails often ended up as Spam. So I went through all the stuff to make my server send ...
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96 views

How do I delegate Exchange 2010 permission to create a contact?

I'd like users to only create a contact in an OU, that is Exchange enabled and will appear in the GAL. What is the correct way to delegate this permission?
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99 views

how to prevent duplicated mail without deleting mails on server

I run getmail + maildrop to get all mails locally, but every time getmail runs, it will download a copy of all messages. even setting delete option in getmail or mailfilter config does not help the ...
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185 views

Email encoding on IIS7

All emails sent from the server are displaying Cyrillic letters as weird characters, for example: Можно. Regular alphabet letters are properly rendered. I searched all across the web but was ...
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534 views

550 Requested action not taken: mailbox unavailable on OS X server 10.6

I recently added a new domain to my mail server. I have 1 main server mail.example.com and several others that have the mx record pointing to mail.example.com. My two new domains have the mx record ...
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28 views

Office 2007 to 2010 Outlook Categories

I am currently updating some users to Office 2010 from 2007. some of them rely heavily on Color Categories and Flags. I am yet to find a way to backup their categories (and the mails they have applied ...
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338 views

How do I use qmqtool to list emails from a specific envelope sender?

Occassionally a user's email password will become compromised and the spammer will flood the Qmail queue with 10,000+ emails sent through a specific user's account. I know how to use qmqtool to remove ...
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67 views

Exim message rewriting on system alias router

What's the best method for rewriting the To: fields only when the system aliases router matches? Our mail is delivered correctly but the To: fields are misleading.
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252 views

enkive mail archive search functionality

I have set up enkive mail archive as shown in the installation guide, with exchange setup. Few problems that I have are: Archiving same email twice searching for recipient or sender does not ...
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45 views

Which address should clients use for e-mail server to ensure SSL encryption?

Currently we keep a DNS rule for every client that has mail.domain.com and this helps us redirect their mail to another server like GMail if they don't want to use our server. The problem is that when ...
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223 views

Disable local delivery ONLY for authenticated users in Qmail

We are moving some mailboxes and servers. I'm looking for a way to use remote delivery (with normal MX lookup) instead of local delivery ONLY for authenticated users, in Qmail. connection to port 25 ...
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616 views

Perl / BerkelyDB @INC problems trying to install Amavisd-new (CentOS)

I'm trying to follow this guide here to install Amavis, SpamAssassin + ClamAV... http://wiki.centos.org/HowTos/Amavisd Things mostly went well but Amavisd would not start... # service amavisd start ...
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171 views

email handling with inbox.py and nginx

I have a Flask web application running behind gunicorn and Nginx. Nginx proxies any traffic to ivrhub.org to the correct flask app. I would very much like to use inbox.py to process some incoming ...
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1k views

Rewriting sender address based on the recipient

I'm trying to set up my postfix server to alter the sender address of outgoing e-mails for one specific recipient domain (example.com) -- otherwise I'd just configure smtp_generic_maps in main.cf and ...
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303 views

Mail smtp server configuration for PHP and RHEL

I'm running WordPress on an intranet VM and I need all outgoing messages to reach a remote smtp server. In php.ini there is this specification: [mail function] ; For Win32 only. SMTP = localhost ...
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386 views

Monit unable to send email alerts

I have set monit to send email if my java listener failed on port 8000. I have tried to close the listner and run monit validate below is the errors I got. monit validate 'cs8000' process is not ...
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159 views

Does qmail-ldap provide functionality equivalent to the qmail validrcptto patch?

We are using qmail with the validrcptto patch to route incoming mail to our Domino server. However, that requires us to maintain the validrcptto file with the list of all allowed email addresses. ...
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309 views

Qmail: 1st mail slow (1-2 sec), following mails increasingly slower (4-60 seconds)

My vServer is old (Plesk 8.6, openSUSE 10.3, Qmail). It will be replaced in a few months, but I need an solution until then. Since approx. two months sending emails gets slower. If you want to send ...
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721 views

qmail installation on ubuntu 10.04

I just tried to install qmail on my server running Ubuntu 10.04 I followed all the instructions but it seems that svscan /service is not running on my machine. How do I fix it? AFAIK, it should be ...
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257 views

microsoft office outlook 12.0 AUTH DIGEST-MD5 disable

How can i disable AUTH method DIGEST-MD5 in Microsoft Office Outlook 12.0. I want MOO 12.0 to only authenticate users using method LOGIN.
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190 views

Create Exim account and foward to another address

I have a domain which I use google apps for email services on. We now have a requirement to be able to receive email on a subdomain for one email address only. Rather than setting up a second Google ...
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543 views

How to define mail from and host settings in Websphere 6.1 for Java application

Working with some older WAS 6.1 hosts (fix pack 25), and have a java app that sends mail from one host with a mail from field: nobody@nosuchhost.nosuchdomain.com [mailto:nobody@nosuchhost....
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213 views

Permissions required for Outlook / Exchange conference room management

In outlook, when scheduling a meeting, I can see the attendees of any meeting that I schedule. Is there any way to see the attendees/organizers for meetings that are scheduled in common rooms (...
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324 views

Exchange 2010 org subdomain mail routing fail

I have a central setup with EX2010 and with a separate system as an edge transport, serving email addresses for aa.domain.com and domain.com. For some reason, this means I am unable to send email to ...
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112 views

Blackberry device cannot send pictures to Google Apps account

Blackberry Bold cannot send pictures taken on the phone to the users email address that is registered to the phone. For example, mail@mydomain.com is the primary email on the device and when he tries ...
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238 views

Outlook/Exchange message stuck in outlook on one subnet and not others

Got a user who travels back and forth from two locations (192.168.2.X and 192.168.3.X) and works remotely on two subnets and a basic windows PTPP VPN when on the road. Uses Outlook 2007 with Exchange ...
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162 views

Local references to old server name remain after Windows 2003 server rename

I have a standalone Win 2003 server with Windows Sharepoint Services (WSS3) running on it. I had to rename the server and I had bunch of problems resulting from this. Note that the server is not in AD ...
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73 views

MicrosoftOnline Migration - Why do I have to wait several minutes before I can click “Finish?”

I'm using the Microsoft Online Internet E-Mail Mailbox Migration Wizard. I'm moving my email from several GMail accounts to my Microsoft Exchange Online mailboxes. Every time I migrate all or part of ...
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118 views

Changes user's email on crowd doesn't apply in confluence

Hi It's my configuration: Atlassian Crowd Version: 2.0.2 (Build:#409 - 06-10-2009) Atlassian Confluence 3.0.2 I can't change users' emails in Confluence because I use Crowd as external user ...
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277 views

How to set up email printer driver under IPP?

We're enhancing our software to be able to print to an IPP-based printer (I'm running CUPS on a RedHat-based Linux distro). The QA person is remote, though, and because of firewalls and proxy servers ...
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144 views

Exchange Server 2003 Bcc problem

It's only recently been brought to our attention that BCC(blind carabon copy) emails arn't being deliverd locally. We can send out emails with bcc emails but if someone tried putting our ...
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1k views

Tracking down source of duplicate email messages in Outlook / Exchange environment

I have a few users, who are also Blackberry users, that occasionally have duplicate emails generated from their "mailbox". I put mailbox in quotes because I'm not exactly sure where the duplicates ...
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12 views

Smtpd_sender_login_maps isn't working for Postfix

So I'm trying to set my postfix up so that only certain users can relay their own emails. Instead of allowing them access to all the emails on the server. At the moment with the setup below any ...