How to Set Up an NFS Mount on CentOS 6

Introduction   NFS stands for Network File System and they are typically used to share directories between several servers. It helps in optimizing the disk space usage by keeping home directory on one server and others connecting it through the network. The machine which hosts the shared network is known as the server and the…

How to Install and Setup Postfix on Ubuntu 12.04

Introduction   Postfix is an open source Mail Transfer Agent that is used to route and deliver electronic email. It attempts to be fast, easy in administering and more secure. In this tutorial, you will learn how to install Postfix on Ubuntu 12.04. ┬áBefore we get down to install postfix, make sure you have a…

How to Create Nagios Plugins With Ruby On CentOS 6

Introduction   Nagios is an open source monitoring software application that helps organizations to prevent IT infrastructure problems. It can be used with Linux as well as other Unix variants. In this tutorial, you will learn how to create Nagios plugins with Ruby on CentOS 6.   Initial Set Up   Before getting into the…

How to Create Nagios Plugins With Bash On Ubuntu 12.10

Introduction   Nagios is an open source monitoring software application that helps organizations to prevent IT infrastructure problems. It can be used with Linux as well as other Unix variants. In this tutorial, you will learn how to create Nagios plugins with Bash. Bash is a common command processor that is available with Linux by…

How to Create Nagios Plugins With Perl On Ubuntu 12.10

Introduction   Nagios is an open source monitoring software application that helps organizations to prevent IT infrastructure problems. It can be used with Linux as well as other Unix variants. In this tutorial, you will learn how to create Nagios plugins with Perl. Here, I will be using Ubuntu 12.10.   Initial Set Up  …

How to Create Nagios Plugins With PHP On Ubuntu 12.10

Introduction   Nagios is an open source monitoring software application that helps organizations to prevent IT infrastructure problems. It can be used with Linux as well as other Unix variants. In this tutorial, you will learn how to create Nagios plugins with PHP. Here, I will be using Ubuntu 12.10.   Initial Set Up  …

How to Copy Files With Rsync Over SSH

Introduction   Rsync is a software utility that is used for synchronizing files and directories over different locations with minimized data transfer. It allows to copy files recursively with compression and over encrypted channels. In this tutorial you will see how files are copied using rsync over SSH.   Generate Public SSH Keys   In…