Servers
How to Change DNS Server on Ubuntu 20.04
Learn how to set DNS servers on Ubuntu 20.04 with this guide, including GUI and command-line methods. Improve your ubuntu DNS settings now!
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Prakash Avhale
System Administrator
Prakash Avhale is a Linux System Administrator at RedSwitches with more than ten years of hands-on experience keeping web hosting infrastructure running. His work spans the full stack of server operations, from diagnosing kernel-level issues and configuring hardware RAID to managing cPanel, WHM, and Plesk and virtualization with Proxmox and VMware ESXi.
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7 Articles by Prakash Avhale
Operating Systems
How to Install Apache Tomcat 9 on Ubuntu 22.04
Learn how to easily configure and install Apache Tomcat 9 on Ubuntu with this step-by-step tutorial. Start deploying Java applications today!
Operating Systems
The Major Differences Between bashrc vs bash_profile in Linux
Confused about using bashrc vs bash_profile in your Linux terminal? Learn about the differences and how to customize your shell environment
Miscellaneous
How to Use SSH Port Forwarding & PuTTY
Learn how to securely access a server machine or set up a proxy using PuTTY or SSH port forwarding. This ultimate guide covers local and remote port forwarding.
Operating Systems
Check the OpenSSL Version Number in 3 Easy Steps
Learn how to easily check the OpenSSL version number on your Linux system using the OpenSSL version -a command, and ensure your system is secured.
Operating Systems
How To Configure and Install Zsh Ubuntu
Learn how to configure and install Zsh Ubuntu 20.04. Maximize your performance with Z Shell, the best interactive login shell, customization options.
Servers
Learn How To Fix 502 Bad Gateway Error in NGINX
Read about the reasons behind the 502 Bad Gateway in NGINX error and learn six unique ways you can fix this issue from breaking the user experience.