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Questions tagged [pop3]

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

As well as being supported by local e-mail clients POP3 is also supported by most webmail services such as Hotmail, Gmail and Yahoo! Mail.

POP3 is just one communications protocol on the web. Others include:

  • Transmission Control Protocol (TCP)
  • User Datagram Protocol (UDP)
  • Internet Control Message Protocol (ICMP)
  • Hypertext Transfer Protocol (HTTP)
  • File Transfer Protocol (FTP)
  • Internet Message Access Protocol (IMAP)

POP3 on Wikipedia

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postfix mails stuck in mailqueue

I ran into a problem, I'm trying to set up postfix mail server (I'm using webmin), everything seems to work fine, I successfully connected outlook to POP3/SMTP, but as soon as I send an email, it gets stuck in postfix mail queue, only errors I see…
EdvinasJ
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OSX Server - Logging POP Mail Connections

I am trying to keep a running record of the users that are accessing our OSX 10.6.8 Mail Server using POP instead of IMAP. The Server Admin application features a running list of Mail connections under the "Connections" tab. This includes the user…
Kibbles
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Postfix/Dovecot Email Server (on Raspberry Pi) - Unable to configure POP3S connection with Gmail

I've been trying to configure my Raspberry Pi (Raspbian Jessie Lite) as a postfix/dovecot email server for my domain dominicgkerr.co.uk. Using a combination of the fantastic walkthroughs written by Sam Hobbs…
Dominic Kerr
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Use two different mail servers for a single domain

sorry for my english, I have used Google Translate. I have a Arsys host (an ISP host from Spain), which gives me 50 email accounts with 6GB of storage each. I have about 6 accounts of those who need more than 6GB each, since they use much mail. My…
Ernesto CCaliente Toporaz
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migrating email, folder structure?

I am currently trying to move a client from one web host to another. They have been using webmail (smartermail) on old host. They have folder set up for organizing their mail. How would I got about migrating this client? I can fairly easily get…
Roeland
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Domain Password change causes Outlook saved POP passwords to fail

I have a user that repeatedly has this issue. A 3 month password change is enforced on the domain, but when the user changes his, Office 2003 will re-ask for the POP account password, even though it has not changed. Entering the correct POP account…
Mike
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How I can parse email to get original recipient of an email?

I had email source with me and want parse original recipient of email. Lets say "user1@example.com" is receiving a email, but in "To" list user1@example.com, user2@example.com & user3@example.com are mentioned. I want to get only user1 from email…
Pravin
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Mail Server for a subdomain on a different Server?

I'm currently assigned the administration of a server that is accessed through a subdomain of another (not administrating example.com but y.example.com), and assigned to implement a web application on it. To allow registration, the web app requires…
newbieadmin
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Proxy/Gateway/Router server for specific ports only

Sorry, i don't know the correct term for this type of server. English is not my primary language. This is what i want to do : I am migrating my already running web app to Google compute engine (My current Godaddy server can't handle the load). But…
Deepak
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How to check if clients connect to IMAP/POP via TLS or SSL?

I am willing to disable SSL on my dovecot servers (Debian GNU/Linux), leaving TLS as the only option. Before doing so, I would like to know who is still connecting via SSL with older or misconfigured clients, so to warn them and assist the migration…
Gabriele
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Mailings to specific email provider causing popstate corruption?

We send out a weekly mailing to several thousand subscribers using an old version of Lyris ListManager, and have done so for years without incident. Every month or so starting about a year ago, two or three subscribers from one specific ISP…
Jeff Edwards
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Migrating from "partial" Exchange 2003 to full Exchange 2003 usability

I have a client that is using Exchange 2003 on SBS 2003 R2, but only for calendar sharing and contacts sharing. Their email is still coming to their clients via a POP3 account on each client's Outlook. I'd like to move them over to using Exchange…
TheCleaner
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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 given Exchange settings POP3 works only with SSL on…
marsze
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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 but I want to create private email mailboxes for…
lekso
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external pop email relay

I want to offer to my customer this possibility : get her pop3 emails from external pop3 server forward the news emails to the new external pop3 server I have find lot of tools for sync imap accounts, or sync pop to imap, but i just want get pop…
Pixman
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