Now that you have a functioning e-mail server, the next stage is to give users access to their e-mail. In this chapter, you will learn the following:
What POP and IMAP are, and how to choose which of them you should implement
How to install and configure Courier-IMAP, which can provide both POP and IMAP functionality
How to configure e-mail servers to be accessible to clients
How to configure popular e-mail clients to use the services provided by your e-mail server
Postfix will receive e-mail and deliver it to the user's inbox, but additional software is required to allow users to read their e-mail with ease. There are two standards for retrieval of e-mail from a host. The first is called Post Office Protocol (POP). POP3 is the most commonly used version of POP. This is normally used to download e-mail from the server, store it in a client application, and remove the e-mail from the server. This is often used by Internet...