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 Grant a New User to Root Privileges on CentOS 6 / CentOS 7
One recommended way to manage virtual private server (VPS) or a dedicated linux server is not using the root account as the main access for SSH login. This is because…
How to Remove/Uninstall Nginx Installed from Source on CentOS 6/RHEL 6
On this day, Nginx web server is reported to be a most popular and fastest in the internet if installed properly. But it should always be updated from time to…
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…
How to Install VMware Tools on Red Hat Enterprise Linux 6.2 (RHEL 6.2)
This post will shows how to install VMware Tools on Red Hat Enterprise Linux 6.2 (RHEL 6.2). VMware Tools is a group of utilities that enhances the overall performance of…
How to Secure OpenSSH (SSHD) on Linux
OpenSSH is a widely recognized open-source alternative to proprietary Secure Shell software. It provides SSH connectivity tools that enable remote login and file transfer via SCP or SFTP. OpenSSH was…
How to Check Disk Read and Write Speed in Linux with HDPARM Utility
Checking the disk read and write speed is essential to understand the performance of your system and useful to determine the performance of your storage device, especially when it comes…
How to Add Webtatic Repository on CentOS 6.3
This post covers the steps on how to setup additional yum repository using Webtatic. Webtatic yum repository is a repository containing updated web-related packages for CentOS and Redhat Enterprise Linux…
How to Change Date and Time Linux on RHEL 6/7 and CentOS 6/7
In web server administration, understanding how to manage the date and time settings on your server is crucial. This tutorial is designed for those using Red Hat Enterprise Linux 6…
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 use tcpdump Command With Examples on Linux CentOS 5/CentOS 6/RHEL 5/RHEL 6
Tcpdump is a tool to dump the traffic on a network. It’s a packet sniffer that able to capture traffic that passes through a machine. It operates on a packet…
How to Grep Multiples Lines and using Specific Keyword on Linux
In Linux, grep is a powerful command-line utility that is used to search and filter text-based data. Grep is used to find patterns in files and directories and can search…