bookmark_borderHow to Test Network Connectivity in Linux (ping, traceroute, dig, nslookup)

Understanding Network Connectivity in Linux

Network connectivity testing is the process of verifying whether your Linux system can reach other hosts on the network or the internet. It helps identify where communication breaks down — whether it’s your local setup, the DNS server, or the remote host itself.

In Linux, you can easily test connectivity using a few built-in tools like ping, traceroute, dig, and nslookup. These tools help troubleshoot DNS issues, routing problems, or unreachable … Read More

bookmark_borderHow to Use ImunifyAV in DirectAdmin and Enable Manual Scanning

ImunifyAV (and its premium version, Imunify360) is a powerful malware scanning and server security tool designed to protect your hosting server from viruses, malicious scripts, and other threats. If you’re using DirectAdmin, you can easily integrate ImunifyAV to keep your websites clean and secure.

What is ImunifyAV?

ImunifyAV by CloudLinux is a powerful and free malware scanner built for web hosting servers. It helps secure your DirectAdmin hosting, reseller hosting, and shared hosting environments by automatically scanning and reporting … Read More

bookmark_borderInstalling Sentinel Firewall on Linux (Ubuntu, Debian, AlmaLinux) – CSF Replacement

CSF (ConfigServer Security & Firewall) was a popular firewall solution for Linux servers. Since CSF has officially been discontinued as of August 2025, the Sentinel Firewall project continues its development as a fully compatible fork. Sentinel is a drop-in replacement for CSF, providing the same functionality, security, and commands.

This guide covers installing Sentinel Firewall on popular Linux distributions:

  • Ubuntu: 22.04, 24.04, 25.04
  • Debian: 12, 13
  • AlmaLinux: 8, 9, 10
  • Rocky Linux: 8, 9, 10
  • CentOS Stream: 8, 9, 10
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bookmark_borderExploring Forgejo: The Ultimate Open-Source Git Hosting Solution

What is Forgejo?

Forgejo is an open-source, community-driven platform for hosting Git repositories offering a secure, lightweight, and privacy-focused alternative to popular platforms like GitHub or GitLab. It’s perfect for developers, teams, and organizations that prefer to manage their own source code infrastructure with full control and transparency.

Key Features of Forgejo

  • Self-Hosted & Secure – Host your own Git service and keep your code and user data completely under your control.
  • Familiar Interface – Modern and user-friendly layout similar
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