We’ll explain the difference between IMAP and POP. If you are using email services then you have certainly come across the terms POP and IMAP. But, do you know exactly what they mean and which one you need to choose when configuring your local email client? We will tell you the key differences between IMAP and POP so you will be able to choose the right option.
VTEDDY is a free and open source application for a customer-centered workflows and business webmail management. It includes a desktop-like user interface that runs on a standard LAMP server. You can easily manage your inboxes. Each email can trigger a business process and you can turn a message into a calendar event, create an organization starting from an email address or set a chat on a specific topic. In a simple way you can have a unique flow of information from email request from customers to invoices! VTEDDY can be integrated with the main mail servers such as Gmail, MS Exchange, Zimbra and all other IMAP mail servers on your Linux VPS.
The following article aims into installing and configuring a simple POP3/IMAP/SMTP mail server in your Debian VPS using Postfix, Dovecot and SASL.
What is Postfix? It is a drop in replacement for the old and mature Sendmail. Postfix also attempts to be very fast, easy to administer, and secure.
What is Dovecot? It is an open source IMAP and POP3 server for *NIX-like systems, written primarily with security in mind.
What is SASL? SASL, the Simple Authentication and Security Layer, is a generic mechanism for protocols to accomplish authentication.
IMAP or Internet Message Access Protocol is one of the two most commonly used protocols for e-mail retrieval. This is a step-by-step tutorial on how to configure IMAP to use SSL encryption for secure communication on port 993 (by default IMAP uses port 143).