POP3 stands for Post Office Protocol used by e-mail clients to retrieve messages from a remote e-mail server.

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MX record, different mail and web server

My domain(www.site.com) is hosted on a webserver running cPanel. My mails are handled by my ISP's server. To retrieve my mails, I use the following setting given by my ISP: pop3.isp.com smtp.isp.com ...
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3answers
2k views

Disable user_deny.db in Cyrus/imapd

We have a cyrus 2.4.12 on Debian, we use packages, rather than building each software ourselves. I am getting the this "log" constantly, a lot of, various users, and 8-10 times per user request: ...
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0answers
89 views

Avast stopping POP3 Connector when virus is found in SBS 2003

I am having an issue in SBS 2003 where Avast is causing the POP3 Connector to freeze when it finds a virus in an email. The only way to get it to work is to kill the pop3 connector and remove the ...
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1answer
655 views

Dovecot not working pop3 with postfix

$ telnet localhost pop3 Trying ::1... Trying 127.0.0.1... telnet: Unable to connect to remote host: Connection refused $ netstat -l tcp 0 0 *:www : LISTEN tcp 0 0 localhost.localdoma:ipp : LISTEN ...
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2answers
2k views

plesk + high POP3/IMAP traffic, how to check details?

Please check this image, it's a screenshot from plesk 10 of 1 domains mail traffic: This domain has about 1GB POP3/IMAP (OUT) traffic each day. I know that this is not normal because I know the ...
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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
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2answers
178 views

POP3 / IMAP server for free mail-service [closed]

The company I work for have a free email-service (like Hotmail/Gmail) with about 50.000 users. The service is currently hosted by a partner, but would like to know what options we have for setting ...
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2answers
2k views

SBS2011 - exchange 2010 - NEw mailbox accounts not showing in list of pop3 connector

I have migrated a SBS2003 --> SBS2011 and configured the pop3 connector for all the migrated mailboxes, which works fine. But when I create any new accounts, they are not listed as available accounts ...
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4answers
119 views

Windows server email issue

I am not very good with Windows stuff, spend most of my life with Cisco routers, I have situation where i am the only one implementing Active Directory on small network of 20 computers. The staff use ...
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1answer
169 views

What's a good way of handing pop3 mail to an imap server?

I've got several POP3 accounts that need to be collected and handed to an IMAP server. This must be safe, so anything racey or non-atomic won't work. How should I do this?
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2answers
1k views

Stunnel Error binding pop3s to 0.0.0.0:110

I'm setting up stunnel so a non SSL enabled app can access a Gmail / Google Apps account. Here's the config I'm using: CLIENT=YES [pop3s] accept = 110 connect = pop.gmail.com:995 [imaps] accept = ...
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2answers
961 views

Exchange User unable to receive SOME internal mail

One of our Users is having a strange issue, before explaining the issue I should clarify that our user Exchange server is collecting mail using a POP3 connector. (not sure if it's relevant) The user ...
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1answer
687 views

Can I force dovecot to ignore pop3 requests to delete received email?

this is my first SF question, so please be gentile: Is there an easy way to force dovecot pop3 server to ignore "delete messages" commands after being fetched by the MUA? Here are the issues I'm ...
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2answers
492 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 ...
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2answers
2k views

Verify IMAP/POP3 connection to Microsoft Exchange Server 5.5

I wanted to fully explore IMAP connections from the command line, if I can connect via Thunderbird, then I should be able to via telnet?! Microsoft detail IMAP login as :- LOGIN ...
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1answer
62 views

The difference between hosting's pop and Gmail's [closed]

I've just tried to pop emails from my own hosting to Outlook. I found that after Outlook did a pop, emails in my hosting are gone. This is not like Gmail does for pop. I'm curious if there is a ...
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2answers
264 views

Easier way to manage POP3 accounts on CentOS6

We are setting up a brand new CentOS6 (64bit) server. Our hosting company just made it online and now we are installing packages such as httpd, mysql, etc. We have postfix running on the machine. ...
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2answers
991 views

Mixing personal (SMTP/POP) and business (Exchange) mail in Outlook

Although I haven't done it, I'm pretty sure that you can set up Outlook (2010) to work with both SMTP/POP email and with Exchange simultaneously. Here is the scenario: I work with a group of ...
2
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2answers
271 views

Where exactly does Outlook keep it's information about already downloaded messages when using POP?

When I create a new Outlook profile and re-add POP account, Outlook starts to redownload old messages from POP server if Outlook had previously configured with "Leave messages on server" setting. This ...
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2answers
379 views

Bulk add/remove accounts to/from SBS2003 POP3 connector

Is this possible? I (attempt to, at least) maintain our SBS2003 box, which uses POP3 Connector to retrieve email. I am regularly asked to add/remove several accounts at once, usually for the same ...
1
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1answer
766 views

Recover hard deleted items from Exchange

My MD had a clear out of her mailbox (anything from september 2011 back to 2005 was deleted!) she is now majorly regretting this as there was contracts etc etc in there. Now I have looked in OWA but ...
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2answers
166 views

POP3 clients delete messages from the Google apps server

I set up Google Apps for my domain to let them handle my email. The control panel of the account has a setting that indicates what happens to an email once it is retrieved via POP3. When messages ...
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1answer
167 views

Setting MX records to allow different servers to send and receive email

I have a site (mydomain.com) that uses the hosting service to send and receive emails (the MX points to mail.mydomain.com). Now I want to keep the same server to send emails but use a third party ...
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2answers
182 views

Forwarding a specific email address

We have a server running Windows 2003 with IIS SMTP installed for sending emails and POP3 Service to receive emails. We would now like to forward one of the email accounts (support@myDomain.com) to a ...
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1answer
858 views

test a pop3 secure ssl port 995

i am trying to login to microsoft exchange online using openssl openssl s_client -connect pop.mail.apac.microsoftonline.com:995 however when i pass the USER command it fails +OK The Microsoft ...
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3answers
132 views

Messages via POP delivered multiple times (Hosting)

We have two servers with Merak Mail Server, serving a considerable number of accounts (15000). We had a terrible problem with our storage server, and we've been forced to move the mails to other ...
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1answer
597 views

email forwarding in ISPConfig/dovecot instead of POP3

i have a server with dovecot and ISPConfig installed. Right now i have mailboxes, and using my gmail for fetching emails using pop3. problem is google checks emails every X minutes. i have a hotmail ...
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1answer
2k views

exchange 2010 server error 550 5.7.1 unable to relay

We just moved to exchange 2010 and everytime one of our remote users sends emails they instantly get back "Your message did not reach some or all of the intended recipients. Subject: test Sent: ...
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1answer
134 views

Email client that allows adding pop account from cmd?

I am looking for an email client that allows you to add all pop params: email, server, password etc from cmd At the moment our company uses OE but the ability to add a password is not there (the ...
2
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3answers
897 views

Moving mail from one server to another — with no control panel and only pop3

I'm trying to migrate a client's hosting from a really bad host to a new one. The current host provides no control panel (they're a bit control freaks, you have to lodge a ticket to do anything) so I ...
0
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2answers
17k views

Configuring hMailServer email forwarding to use local SMTP on Windows 2008

I'm running into some issues setting up hMailServer to use the local SMTP on my server. I've got the local SMTP running and can send mail using telnet and through local .NET apps. The issue is with ...
2
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1answer
5k views

How to install POP3 and SMTP in Postfix? [closed]

I have Postfix installed on an Ubuntu box, but now I need to configure POP3 and SMTP. Is there some guide on how to do this?
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1answer
241 views

exchange 2010 issues with IMAP/POP3/Iphone4. unable to setup on internal network

on our internal domain we have exchange 2010 that I have been setting up. It seems to all be working except the iphones/POP3/IMAP. They will not setup on the local network. As to not conflict with our ...
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1answer
306 views

Windows mail server that supports username wildcard aliases?

Is there any free mail server (in this case POP3) for Windows that supports aliases? e.g. User name: iboyd Aliases: ian@serverfault.com ian.*@serverfault.com ...
2
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2answers
224 views

Ubuntu, mail servers and MX records

Some background: I have set up an Ubuntu cloud server on Rackspace where I host two domains, say, www.domain1.co.uk and www.domain2.co.uk. Both domains are hosted on the same cloud server. I ...
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2answers
764 views

Linux Postfix Setup on a fresh VPS

I've launched a new VPS with CentOS 5. It's pretty skeletal, nothing setup. I'm trying to configure my mail server to handle my email: contact@domainname.com My DNS settings live on GoDaddy.com. I ...
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1answer
39 views

how to setup a service that will forward pop3 emails to another pop3 server

I have a pop3 account only accessible from the localhost ip (its a gatewate service running locally and cannot be exposed outside of the machine) I would like to setup a service (its a windows 7 ...
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2answers
537 views

Any dovecot gotchas I should be aware of? Any alternatives to dovecot mailserver apart from qmail?

we are currently thinking about running a medium size mail service. Currently, dovecot seems to be the a good fit and we are about to setup a small test environment to check out some integration ...
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1answer
679 views

Problem with POP3 protocol & iPhone

We've run a custom pop3 server without problems for many years. But now some clients are trying to use iPhones and there is some mysterious incompatibility. For emails over a certain size (for tests ...
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3answers
202 views

How to use different address for pop.gmail.com

I've been searching for a way to hide the gmail server name (pop.gmail.com and smtp.gmail.com). I want the email client (outlook) to point to our own server (say, pop.myserver.com), which in the end ...
0
votes
1answer
214 views

Dovecot SQL authentication: How to differentiate between IMAP and POP3 access?

We are running courier currently which enables us to set different SQL userdb queries for IMAP and POP3. We need this because we do not want to give all users IMAP access, a boolean column in the ...
1
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1answer
338 views

excessive ram usage by pop3-login and imap-login

I have a VPS with DirectAdmin and Dovecot installed on it. On this server on one of my accounts I have 3 different main account which I've managed using gmail and it's pop3 import feature. The problem ...
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1answer
535 views

Exchange 2007 SP2 install issue

We currentlty have a Windows Server 2003 x64 running Exchange 2007 SP2. We just recently updated to SP2. I believe the person that was running the update might have tried to install it twice. Our ...
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3answers
165 views

Ubuntu: mailserver + database [duplicate]

Possible Duplicate: Ubuntu: mailserver + database I want a mailserver on Ubuntu that saves e-mail in the database and uses users in the database to let them login into the POP server and ...
1
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1answer
107 views

Ubuntu: mailserver + database

I want a mailserver on Ubuntu that saves e-mail in the database and uses users in the database to let them login into the POP server and SMTP server. There are also different domains. How can I do ...
2
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2answers
3k views

fail2ban: stop pop3 login attempts?

How do I set up fail2ban so that all those pesky pop3 login attempts are taken care of? I am using Ubuntu 9.04 and here's an extract from the pop3 log as I see it in the mails that Logwatch sends: ...
2
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2answers
264 views

POP3 traffic stalls between small bursts

What follows is a description of the strangest network problem I have encountered. The story I am working with a client that reported being unable to check their email, starting this morning. Two ...
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1answer
142 views

Postfix, Courier POP3 root account receiving all mail

I have installed Postfix and Courier pop3 on Ubunto Hardy. I setup MX record to point to the server I built and it is working to some extend. I can email root@myFQDN.com from outlook and it works OK. ...
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1answer
2k views

550 5.7.1 Your email messages have been blocked by the recipient OR by Trend Micro Email Reputation Service

I have an email account with POP3 connection and I am having a problem sending emails when I'm out of the office. I keep getting this email error message "550 5.7.1 Your email messages have been ...
0
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2answers
61 views

SMTP and POP3 Restriction

My Network administrators decided to disable SMTP and POP3 ? I can't use Outlook, Apple Mail or Thunderbird ? is there a way to get around this ?