Kunal Nagaria - Packet-Switched

The flow of a DNS query, from a user's request to retrieving the final IP address.

How Does DNS Work? A Beginner’s Guide

Kunal NagariaWed, 25 September, 2024

The Domain Name System (DNS) is one of the most critical components of the internet, yet many people don’t realize how it works. Without DNS, we would have to memorize numerical IP addresses (e.g., 192.168.1.1) for every website we visit. DNS simplifies this by translating human-readable domain names (e.g., google.com) into machine-friendly IP addresses, just...

Firewalls: The First Line of Defense in Cybersecurity

Kunal NagariaSat, 10 August, 2024

In today’s digital landscape, cybersecurity is more critical than ever. One of the most fundamental and essential security measures is a firewall—a barrier that protects networks from unauthorized access, malicious traffic, and cyber threats. Whether you’re a business or an individual, firewalls play a crucial role in securing your data and digital assets. In this...

Load Balancers: Optimizing Performance and Reliability in Networks

Kunal NagariaSun, 28 July, 2024

In today’s digital world, businesses rely on fast, reliable, and scalable networks to ensure seamless application performance. Load balancers play a crucial role in distributing network traffic efficiently across multiple servers, preventing overload, reducing latency, and enhancing system reliability. In this post, we’ll explore what load balancers are, how they work, their types, and why...

Understanding SD-WAN: The Future of Network Connectivity

Kunal NagariaThu, 18 July, 2024

As businesses expand and adopt cloud-based applications, traditional WAN (Wide Area Network) architectures struggle to keep up with the demands of modern networking. Software-Defined Wide Area Network (SD-WAN) is a transformative solution that optimizes connectivity, enhances security, and improves application performance across multiple locations. In this post, we’ll explore what SD-WAN is, why it’s essential,...

Basic Cisco Switch Configuration: A Beginner’s Guide

Kunal NagariaFri, 14 June, 2024

Cisco switches are essential components in modern networks, enabling communication between devices and ensuring efficient data flow. This guide will walk you through the basic configuration of a Cisco switch, including setting up VLANs, managing interfaces, and securing the switch. We’ll include configuration examples, diagrams, and code snippets to make it easy to follow. 🔍...

OpenAI Sora Discontinuation: Stunning Truth Behind the Exclusive Video Platform Shutdown

AI Investment Boom: Tech Leaders Pledge Stunning $500 Billion for U.S. Future

Canada Demands Answers: Stunning Amazon Contract Review After Quebec Layoffs

Tech, Media & Telecom Roundup: Essential Market Talk You Must Know

Goodbye to Sora: The Most Powerful AI Video Tool You Must Abandon

European Tech Independence: Can Europe Finally Break Free From US Dominance?

Recommended

Top Cybersecurity Trends to Watch in 2025: Staying Ahead of Emerging Threats

Networking Basics

Understanding BGP: The Backbone of the Internet

Understanding OSPF: A Deep Dive into the Link-State Routing Protocol

Understanding EIGRP: Cisco’s Advanced Distance-Vector Protocol

Packet-Switched

Author: Kunal Nagaria