Articles

 HTTP response status codes

HTTP response status codes indicate whether a specific HTTP request has been successfully...

 How To Install Nginx on Ubuntu 18

Installing Nginx Since Nginx is available in Ubuntu’s default repositories, it is possible to...

 How do I make a RAID array inside Windows?

Log in to your server Log in to your server by KVM or RDP (remote desktop). Log in...

 How to Check Disk Usage in Linux

In this article, we’ll show you how to check the disk usage on your Linux machine using the df...

 How to Compress and Extract Files and Directories in Linux Using gzip

Gzip Compression To compress a file:   gzip file1 A file by name file1.gz will be created...

 How to Configure Static IP Address on Ubuntu 18

The newer versions of Ubuntu uses ‘Predictable Network Interface Names’ that, by default, start...

 How to Install PowerDNS and Poweradmin on CentOS 7

Step 1 - Install EPEL and Remi Repositories First of all, we need to install dependencies for...

 How to Install a Let’s Encrypt Certificate on your Ubuntu 18.04 Dedicated Server or VPS

Installing a Let’s Encrypt TLS/SSL (Transport Layer Security or Secure Sockets Layer) certificate...

 How to Test Network Throughput with iPerf on Debian and Ubuntu

Install iPerf The iperf package is included in most Linux distribution’s repositories. Debian...

 How to Whitelist/Allow an IP address on CentOS, Redhat, Fedora Linux Server

How to Whitelist/Allow Incoming connection from an IP address Login into your Linux server via...

 How to Zip Files and Directories in Linux

Zip is the most widely used archive file format that supports lossless data compression. A Zip...

 How to add a second IP address, permanent or temporary in Linux

Add a second temporary IP address Using ifconfig If you want to add a secondary IP...

 How to archive and extract files/directories using "tar" in Linux

The tar Command Archiving and compressing files are useful when creating backups and transferring...

 How to get Real Visitors IPs on your backend

How to Get Real Visitor IPs in Web Server Access Logs In order to receive the real visitor IPs...

 How to install Qemu guest agent for CentOS

In this article, we will help you to install the Qemu guest agent on your virtual private server....

 How to install R1Soft Client

R1Soft Continuous Data Protection Continuous Data Protection (CDP) is a cost-effective solution...

 How to install and use MTR on Windows and Mac OS X

Install and use MTR on Windows Download WinMTR (Windows) (Windows) Run WinMtr.exe...

 How to install centos 7 and Encrypt the disk

Download CentOS 7 Create Bootable USB or DVD Now that you have downloaded the ISO image, you...

 How to perform and read a traceroute on Linux and Windows

To run traceroute on a Linux system, do the following: Open up an instance of Terminal....

 How to update Kernel on CentOS 7

How to Update CentOS Kernel Version The yum package manager allows kernel updates. However,...

 How to use iptables

The user-space application program iptables allows configuring the tables provided by the Linux...

 How to use the MTR command on Linux

How to use the MTR command on Linux   MTR (Matt’s traceroute) is a...

 How to use worldshield.ws panel

Worldshield.ws is the DDoS mitigation control panel that nexonhost.com provides for you to manage...

 Performing Network Diagnostics with MTR

Today, we’re looking at how to diagnose network issues. We’ll use a specialized tool called MTR,...

 Using ipset to block IP addresses - firewall

ipset is an excellent tool that can be used to efficiently block a list of IP addresses at the...