CentOS

How To Install Postfix on CentOS 6 — step-by-step Linux tutorial on Progressive Robot

How To Install Postfix on CentOS 6

This tutorial explains how to install postfix and cyrus with yum, how to configure postfix, how to configure cyrus, how to install mailx, and how to send a test email. Postfix is free open source Mail Transfer Agent which works to route and deliver email.This tutorial should help you set up a mail server on a centos droplet.

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How To Install the OpenLiteSpeed Web Server on CentOS 7 — step-by-step Linux tutorial on Progressive Robot

How To Install the OpenLiteSpeed Web Server on CentOS 7

OpenLiteSpeed is an optimized open source web server that can be used to manage and serve sites. As far as Linux web servers are concerned, OpenLiteSpeed has some interesting features that make it a solid choice for many installations. It features Apache compatible rewrite…

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How To Monitor Nagios Alerts with Alerta on CentOS 7 — step-by-step Linux tutorial on Progressive Robot

How To Monitor Nagios Alerts with Alerta on CentOS 7

Alerta is a web application used to consolidate and de-duplicate alerts from multiple monitoring systems and visualize them on a single screen. Alerta can integrate with many well-known monitoring tools like Nagios, Zabbix, Sensu, InfluxData Kapacitor, and…

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How To Set Up an NFS Mount on CentOS 6 — step-by-step Linux tutorial on Progressive Robot

How To Set Up an NFS Mount on CentOS 6

This tutorial covers setting up an NFS mount on CentOS. NFS mounts work to share a directory between several virtual servers. This has the advantage of saving disk space, as the home directory is only kept on one virtual private server, and others can connect to it over the network. When setting up mounts, NFS is most effective for permanent fixtures that should always be accessible.

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