If you configure postfix in a default manner as posted in my previous posts, mail relay will be disabled. This is a security feature since you will not want people to misuse your SMTP server…

This is a continuation of “Configuring postfix virtual mail domain” We need to update dovecot configuration files so that the pop3 server can locate the mailbox files and the password files. Edit the following files,…

This is part of the Postfix documents series, continuation of “Accessing a dovecot imap server using SquirrelMail”. One should complete the initial steps in these docuemtns to make this work. Create a user to manage…

The SuPHP is Developed by Sebastian Marsching . The source package is available licensed under the GNU GPLv2. Even though there are several binary installation packages (rpm) from several third-party repositories, for best compatibility and…

Install an SMTP server and POP/IMAP server using the following link Install http server and SquirrelMail yum install httpd php Download the latest stable version of application (squirrelmail-webmail-1.4.22) from the SquirrelMail site copy it in…

Dovecot is a beautiful pop3 server that works well with most of the linux based mail servers. Follow the steps mentioned here to configure and installation first. Now install dovecot yum install dovecot Edit the…

Ensure that sendmail is stopped in the host systemctl stop sendmail systemctl disable sendmail Install the postfix package yum install postfix Backup the main postfix configuration file in case it is required for future use…

At times it may be desired not to add a mount point permanently via the /etc/fstab, but just automatically mount when the user just desires to access a particular share. This is a scenario when…

The firewalld is the default firewall service used in CentOS 7 and RHEL 7.  This service replaces traditional IPTABLES used in earlier versions of the Linux operating systems. Firewalld organizes rules in various zone. There…

Often System Administrator or Domain Admins will prefer to manage the Active Directory domain from their desktop or a separate computer without loging in directly to the server hosting the Active Directory. In order to…