Tagged Questions

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

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-4
votes
3answers
87 views

Transitioning from a POP only email account to new IMAP enabled account - how can subsequent emails to the old POP only email be supported?

I have just started working for a growing small business. I am the first person they've had with any real technology background and from this point onward I will be organising and managing any IT ...
1
vote
1answer
34 views

Courier-IMAP pop3d auth over mysql

I've got a task of migrating one mail server from one box to another and so far I have configured Postfix and it's working. But, Courier pop3d server fails without exception. So, I have Courier pop3d ...
0
votes
0answers
44 views

Exchange 2013 pop3 authentication issue

We have two 2013 sp1 CAS servers which accept 995 and 993 connections through a hardware load balancer. When testing the POP3 connection in Outlook it will log in and send and receive but on a regular ...
-3
votes
1answer
35 views

How to find old email accounts in imap? [closed]

I have a webmail with 90.000 imap accounts I'm trying to delete old email accounts (for example : accounts that has not been used for 1 year) this link may help to best answer: ...
1
vote
1answer
71 views

What happens inbetween SMTP and POP3?

I understand SMTP, and to a lesser degree POP3, but I feel like I'm missing a large chunk inbetween. I see this image on a Microsoft page: and I feel like what I'm missing is the "Internet" part. ...
1
vote
2answers
72 views

Simplest Way to Setup Email for Various Domains

I'm beginning to use Mandrill to send out transactional emails from my various domains. Now what I'd like is a way to receive these emails simply w/out setting up a mail server on my linux boxes. I'm ...
2
votes
1answer
29 views

Exchange 2010 - is it possible to have a separate password for POP3 access?

basically I want to see all my work emails in my google account. We used to have forwarding to google - but google started to reject our mail recently claiming it's spam. So i'm thinking about making ...
1
vote
1answer
144 views

Dovecot + OpenLDAP

I am trying to get dovecot 2.0.19 authenticate users via LDAP (OpenLDAP 2.4.28) and using Wireshark to debug the process. It looks like the basic configuration of dovecot is fine, but it doesn't pull ...
-1
votes
1answer
46 views

Dovecot removing my mails

Why is dovecot removing my mails? I have setup an SQL database according to the Dovecot information, but I get this in my logs: May 14 14:23:53 alpha postfix/smtpd[16436]: Anonymous TLS connection ...
1
vote
1answer
369 views

Hybrid exchange and POP3 setup - some POP3 mailboxes and some exchange mailboxes

I'm looking to move some mailboxes to the Office365 exchange plan, however I also need to keep existing POP3 accounts. Option 1: Is there a best practise for this setup? Do you simply allow Office365 ...
0
votes
1answer
240 views

Using IIS smtp for incoming and outgoing and use hMailserver for mail accounts

I have installed hMailServer in one machine and IIS STMP in another machine. Even though hMailSever itself is a SMTP server. I can't avoid this because the IIS SMTP server has some hooks which which ...
-1
votes
1answer
128 views

SBS 2003; Exchange 2003 can't receive mails without SMTP connection but without POP3 connector [closed]

i hope you can help. I'm losing my mind. I'm not a specialist in SBS but i have a huge problem. I wanted to replace the mircosoft pop3-connector with popcon because i was told that several mails ...
0
votes
1answer
956 views

Exchange: use Port 110 for both POP3 & POP3/SSL?

On our Exchange 2010 POP3 is configured to only allow secure logon (TLS connection for authentification). Now, the default port for "plain" POP3 is 110, and for POP3 with SSL is 995, hence with the ...
1
vote
1answer
48 views

Sendmail dropping domain name from the username

I'm setting up Dovecot with Sendmail and I almost have it working (I think). The username for the account is a full email address such as "username@domain.com". What seems to be happening is that ...
0
votes
3answers
345 views

SMTP sent E-mail not copied to Sent Folder [closed]

I discovered that some (few) providers don't copy into the Sent folder those E-mails which are sent from mail clients through SMTP. They only copy them to the sent folder if you send them from their ...
-1
votes
1answer
686 views

Setup pop3 mailboxes in on Windows Server 2012 datacenter

a complete beginner question but I cannot find an answer with Google: Where do I setup email accounts / POP3 mailboxes on Windows Server 2012? I setup smtp service and can send emails from the server ...
0
votes
1answer
360 views

SBS 2011 POP3 Connector tries to pick-up non-existing e-mails

Windows Server SBS 2011, running Exchange Server 2010: Our client has their own Exchange e-mail accounts, but also some old POP3 accounts which are hosted somewhere else but are still in use. So we ...
2
votes
1answer
401 views

Looking for Script to change SMTP server address for office 2010

We have a pop3 email system. So we send our email out to a third party to do the scanning and filtering for us. We are switching companies to a new company at the end of the month. I need to change ...
1
vote
1answer
52 views

roaming Exchange/Outlook users also need POP3 accounts

I have 10 Win SBS 2008 User Accounts and 10 PC's. Three of the persons who are associated to the user accounts work at different PC's each day. These three people also do have POP3-Emails which have ...
0
votes
1answer
3k views

Configuring POP3 access on Exchange 2013

I'm trying to setup POP3 access on our Exchange 2013 server. As of right now I've enabled both the POP3/POP3 backend. Both services are running. I've also enabled PlainTextLogin. I'm able to telnet to ...
0
votes
1answer
25 views

Connect to old mailaccount after domain transfer

A few days agoo we successfully launched a new website for a new client. The client had allready a simple wordpress site hosted on one.com, so we had to request a domain transfer. After the ...
1
vote
1answer
181 views

Dovecot POP3 username - does it require the @ symbol?

I'm having some mail issues which I'm trying to resolve. When I connect to my mail server using telnet should I supply my username like this: USER name or USER name@domain.com or doesn't it ...
1
vote
2answers
81 views

High performance POP3 solution that can handle a few accounts with millions of emails

Due to regulations we have to create a solution that communicates over smtp/pop3 (basically RPC over SMTP/POP3) only. Messages are sent from one application with SMTP, delivered to a mailbox, and ...
0
votes
1answer
280 views

Dovecot error: “Message ordering changed unexpectedly” after migration from courier

I have been setting up a new mail server and copied our client's old mail to it. The old server has Courier (under Plesk), we're using Dovecot on the new server. Most accounts seem to work fine ...
0
votes
1answer
54 views

Dovecot - Remove read email

Is there a way to automatically remove mail after it is read within dovecot either through a configuration or plugin? I'm running the following two packages: dovecot-core ...
1
vote
1answer
191 views

Round-robin mail forwarding in Exchange 2010

We are using Exchange 2010 to receive B2B messages as mails. To balance the increasing number of incoming mails to multiple parallel application servers, I am looking for a way to forward the mails in ...
0
votes
0answers
142 views

Dovecot: Limit time between connects?

some of my Postbox users are checking mail every 10 or 20 Seconds. It is somehow possible configure Dovecot to limit the time between every login to 1 minute?
0
votes
1answer
204 views

Postfix IMAP/POP3 migration with UIDL preservation

I have two Centos servers: The old one (server1) with Postfix and Courier as mail service, using roundcube and atmail (free) for IMAP webclient and POP3 for desktop clients too. The new one ...
-4
votes
1answer
36 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
478 views

Why is pop.gmail.com network is unreachable?

I am trying to connect to pop.gmail.com using the following python script, running as root: import poplib pop_conn = poplib.POP3_SSL('pop.gmail.com', 995) and after minutes of waiting I finally ...
-1
votes
1answer
275 views

how to receive emails on linux? [closed]

Is there any small utility to receive emails on linux ? Ideally I would need to point mx records on my server and through just a command read all the emails received. I don't need pop3, imap, any user ...
3
votes
2answers
434 views

Security Risk involved in disabling SMTP authentication on POP3 Server?

I provide IT Services to a client who, for the longest time in the world, has been using a POP3 server from Network Solutions to handle their email. At this time, I'm introducing the McAfee SaaS ...
0
votes
2answers
539 views

Dovecot Not Receiving Mail From Outside Servers

After a long and hard battle, I was able to configure postfix to send mail to outside domains. Now the problem is receiving them from outside domains. I use the pop3 protocol with dovecot, and it ...
0
votes
1answer
648 views

My POP3 server doesn't receive email

I'm using hMailServer 5.3.3, with only POP3 and POP3S protocols enabled. I can telnet to the server just fine, but I can't seem to receive emails from anywhere (gmail, outlook) I don't get any Mail ...
0
votes
1answer
90 views

Delete message from POP3 without 'quit'

Is there a way to force-delete a message from a POP3 server without sending 'quit'? So, for example, right now I have: >> dele 1 << +OK Deleted. >> quit << +OK Bye-bye. I ...
2
votes
1answer
110 views

Thunderbird disconnecting from Dovecot

I'm managing a Dovecot POP3 server which serves large number of users. Some of these users are in remote locations. I'm getting reports about users whose Thunderbird clients show the number of mails ...
-4
votes
2answers
139 views

POP download from now on [closed]

Is it possible to configure options on email server containing Postfix and Dovecot, features similar to Gmail settings: Enable POP for all mail (even mail that's already been downloaded) Enable POP ...
1
vote
1answer
416 views

Regular POP3D Attacks and Blocks

I'm using a self-hosted wordpress blog. I'm using Gmail to access my domain email accounts. I want to know, is built-in email services such as exim, etc are necessary if we are using Gmail to manage ...
0
votes
2answers
184 views

I've got very brazen pop3 attack how to protect the server?

Today I have brazen attack to my pop3-dovecot server and mail log is full over (200MB) with this kind of information: Nov 11 09:28:14 lax dovecot: pop3-login: Aborted login (auth failed, 1 attempts): ...
2
votes
2answers
1k views

Dovecot, POP3 and Gmail

I setup Postfix and Dovecot on a new Ubuntu box following these directions. From a client machine, I validate that POP3 seems to be working telnet mydomain.com 110 +OK Dovecot ready. USER ...
1
vote
1answer
1k views

Nginx configuration as a POP3/SMTP reverse proxy on DMZ [duplicate]

Possible Duplicate: nginx as smtp proxy i am here to ask help about how to configure Nginx as a reverse proxy for POP3/SMTP service. We have a Zimbra server offering services as webmail, ...
0
votes
1answer
282 views

Workaround for POP3 and catchall mailbox multiple emails issue

I previously had an issue where emails sent to multiple users would appear multiple times per user (see this thread). I have discovered the source of the issue lies in the fact that multiple emails ...
0
votes
2answers
117 views

Scan POP3 mail accounts for suspicious activity

Is there a way to scan POP3 e-mails for certain domains / keywords assuming user/passwords are known? Our company would like the ability to know if suspicious e-mails are being sent, such as e-mails ...
2
votes
1answer
244 views

Need a POP3 or IMAP relay or adapter from an exchange server, any ideas?

Short version of the issue We have a 3rd party workflow tool that needs to check e-mail inboxes. The tool only supports checking e-mail with pop3 or IMAP Our network guys don't allow pop3 or IMAP ...
1
vote
1answer
396 views

Transfer WebMail Client mails to another WebMail Cleint

I was using web mail client provided from my hosting company. Everything i was reading or sending it was done there. Now i want to install my own web mail client like Round cube or similar. 1) Can i ...
0
votes
1answer
5k views

Windows Server 2008 SMTP & POP3 Configuration

This is the first time I have ever configured a VPS server without 3rd party applications such as Plesk control panel. I have got most functionality working in all my websites except I am very unsure ...
1
vote
0answers
667 views

Gmail trying to access hMailServer via POP3 Error

I just setup a new mail server called hMailServer on a Windows server after switching from Merak. Most users setup access through Gmail to download their messages via POP3. One user, who has a few ...
1
vote
0answers
174 views

getmail is not configured with imap and pop server

Today i am setup getmail to retrieve emails with exim4 for sending mails on my linode vps server. In configuration [getmailrc] file, i am using imap server with port number 143 shown below: ...
4
votes
1answer
1k views

How to configure an iPhone to download complete email everytime [closed]

We have a user with an iPhone 4s who receives email via POP. His email has been working normally until recently when he reported that the body of some messages do not download. In place of the body ...
1
vote
2answers
585 views

Exchange 2010 can't find SSL certificate that exists

I'm trying to set up TLS for the POP3 server in the Exchange CAS role. I purchased a cert from NameCheap, and the CA path is fully trusted, and installed it within the Certificates MMC snap-in ...