How to Configure FTP Server in Linux RHEL 6
In this post i will show how to install Very Secure FTP (Vsftpd) and how to configure ftp server in linux Red Hat Enterprise Linux 6 (RHEL 6). Vsftpd is a…
How to a Add and Remove User Account on RHEL 6/7, CentOS 6/7, Oracle Linux 6/7
This article will explain and share how to add and remove user account with useradd(add) and userdel (remove) from the command-line on linux RHEL 6/7, CentOS 6/7, Oracle Linux 6/7…
How to Enable EPEL and Remi Repository into CentOS 6
EPEL stand for Extra Packages for Enterprise Linux. EPEL repository is a Fedora Special Interest Group that creates, maintains, and manages a high quality set of additional packages for Enterprise…
How to Add Network Adapter Without Reboot on CentOS 6/RHEL 6
This article will explain how to prepare more than one network interface on a VMware virtual machine (VM) without reboot the linux server. Normally, a network interface is sufficient to…
4 Top Command Howto on Linux RHEL 6/CentOS 6
In this article, i will help you to explore most frequently used top commands that linux system administrator use when analyzing the linux performance and use for daily system administrative…
How to Check and Display Runlevel on Unix or Linux System
This example shows the correct ways to check run level on unix or linux server. The runlevel is a software configuration of the system which allows only a selected group…
How to Properly Shutdown and Reboot Linux CentOS 5/CentOS 6/RHEL 5/RHEL 6
This post will show you the proper command to shutdown and reboot the linux server. To shut down Red Hat Enterprise Linux(RHEL) and CentOS, the root user may issue the…
How to Change Timezone Linux on RHEL 6/7 and CentOS 6/7
This post assumed that we will change the System Timezone from the command line without using redhat-config-date. There are several files and directories that are used for time zones. In…
How to Grep Multiples Lines and using Specific Keyword on Linux
grep is a command line text search utility originally written for Unix or linux. In linux you can grep multiple lines before or after matching the keywords. This examples has…
How to Create and Extract a gzip Compressed Archive File on Linux
Archiving and compressing files are useful when creating backups and transferring data across a network. One of the oldest and most common commands for creating and working with the backup…
How to use Basic Regular Expression with grep command on Linux
Regular expressions are special text strings that used to search for and match patterns in text. To make the search expression more specific, it can work together with the grep…
How Display Logged in User Information and Terminal number on Linux Server
In this post i will show on how to display logged in user information and terminal number on Linux server. This post provides practical examples for future references. This steps…