Dovecot - IMAP and POP3 Server

This chapter provides introductions and tutorial examples about Dovecot - IMAP and POP3 Server. Topics include installing, configuring, and starting Dovecot; testing Dovecot server using POP3 and IMAP commands with 'telnet'.

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What Is Dovecot

Install and Configure Dovecot on CentOS

Test Dovecot IMAP Server with "telnet" Client

STARTTLS (Opportunistic TLS) on IMAP Port 143

IMAPS Service on Port 993 in Dovecot

Test Dovecot POP3 Server with "telnet" Client

STARTTLS (Opportunistic TLS) on POP3 Port 110

POP3S Service on Port 995 in Dovecot

Keep Deleted Emails on Dovecot

Turn on Dovecot Server Logging for Troubleshooting

Replace Self-Signed Root Certificate on Dovecot

"doveadm" Command - Dovecot's Administration Utility


Table of Contents

 About This Book

 Introduction to Linux Systems

 Cockpit - Web Portal for Administrator

 Process Management

 Files and Directories

 Users and Groups

 File Systems

 Block Devices and Partitions

 LVM (Logical Volume Manager)

 Installing CentOS

 SELinux - Security-Enhanced Linux

 Network Connection on CentOS

 Software Package Manager on CentOS - DNF and YUM

 vsftpd - Very Secure FTP Daemon

 Postfix - Mail Transport Agent (MTA)

Dovecot - IMAP and POP3 Server

 Email Client Tools - Mail User Agents (MUA)

 LDAP (Lightweight Directory Access Protocol)

 Administrative Tasks


 Full Version in PDF/EPUB