IP Aliasing : Assigning multiple IP addresses to single NIC
In this tutorial, we are going to learn to assign multiple IP addresses to a single NIC (Network Interface Card)….
system administrator
Beginner’s guide to SELinux
SELinux or Security Enhanced Linux is advanced access control mechanism which was developed by US security agency NSA to prevent…
Use of du & df commands (with examples)
In this article I will discuss du & df commands. Both du & df commands are important utilities of Linux…
User & Group management : Complete Beginner’s Guide
One of the major work of a System Administrator is User & Group Management. We have to create new users…
Learn to use Wget command with 12 examples
Every now & then we have to download files from internet, its easy id you are using GUI but CLI…
How to secure Grub in Centos/RHEL 5/6/7 & 7.2
Hello Linux-fanatics, in this tutorial we will learn to secure Grub. GRUB or Grand Unified Bootloader, is the default boot-loader for…
Install WEBMIN panel on CentOS & Ubuntu
Webmin is web based system administration tool that can be used on Linux machines. Using it we can administer the…
12- BASH Scripting – I/O Redirection
Hello Linux-fanatics, in our previous tutorials we have discussed how we can redirect output of a script to a file…
10-Bash Scripting – While loop & Until loop commands
Hello Linux-fanatics, In our last tutorial we learned to use READ command to take user’s Input & also learned to…
11- BASH Scripting – Break command & Continue command (Controlling the loops)
Hello Linux-fanatics, In our last tutorial we learned to use while & until loops in our scripts & now in…
9- Bash Scripting- Taking user’s Input using Read command in Linux
In our last tutorial, we had discussed the use of for conditional statement, & now we will discuss how we…
8- BASH Scripting – FOR Conditional Statement
Hello, Linux-fanatics, in our earlier tutorial we discussed advanced used of if-then-else conditional statements. In this tutorial, we will discuss…
7- BASH Scripting- Advanced uses of If-then conditional statement
Welcome Linux –fanatics, this is 7th tutorial in BASH scripting series. In our previous scripting tutorial, we discussed File, String &…
6- BASH Scripting – File, Numeric & String comparisons
HelloLinux Fanatics. In this tutorial, we will be discussing Numeric Comparisons, String Comparison & File Comparisons. (all scripting tutorials are here)….
5- BASH Scripting – Conditional Statements (if-then, else, elif)
Welcome guys to our 5th tutorials in BASH scripting series (other tutorials are here). In this tutorial, we will be discussing…
4- BASH Scripting – Using Math in scripts
Hello Linux-fanatics, this is my 4th tutorial in BASH Scripting series (other tutorials are HERE). In this tutorial we will be…