Linux Operating System Tutorials

LINUX operating system articles, tutorials and resources
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This can be achieved in three steps. 1) Issue the command : root@srv# hostname 2) Change the network configuration file /etc/sysconfig/network to include the line : HOSTNAME=new-host-name
This article lists the 10 steps you should take to set up a VPN server in a Redhat distribution of Linux. I am assuming you are using a Redhat or Redhat-like distribution. Some of these packages can be grabbed via yum. However, I'm going to have you install them via RPM as you cannot get all of...
Introduction Linux systems are often used as server computers, or at least they are connected to the internet more or less directly. On such systems, network security is particularly important, because incorrectly configured servers can provide miscreants with a way into your system to do...
LKM stands for Loadable kernel modules. This term is mainly used in context with Linux OS. LKMs are independent modules that can be loaded and unloaded to and from kernel. This provides a mechanism through which the functionality of the kernel can be enhanced on run time, without having to...
To understand the concept of makefiles, one should have basic knowledge of the compilation process. Do you know how to compile a code using gcc? For those who doesn't know, here is a quick description : Here is a code of most simple 'C' program, hello1.c: #include<stdio.h> int...
7z is a compressed archive format which has a modular structure so the user can select the compression method, encryption method, block compression, unicode file names and support for very large files. 7z has been gaining popularity, and it offers great amount of compression of files so it's...