Computer Networks

TCP/IP Model The TCP/IP Model is a conceptual framework that defines how data is transmitted over the internet and other networks. It consists of a set of rules and protocols that enable communication between different computer systems, ensuring data is sent, received, and understood correctly. The model was developed by the U.S. Department of Defense […]

Network Diagnostic Tools A network diagnostic tool is a utility used to analyze, troubleshoot, and monitor network connections, ensuring optimal performance and detecting issues before they become critical. Some of the tools are as follows: Ping The Ping command is used to test the connectivity between a source and a destination by sending ICMP Echo […]

The communication industries use protocol testing to evaluate diverse protocols in the domains of switching, Routing, VoIP, Wireless, Telecom, Security, etc.

OSI Reference Model Let’s learn about the OSI Reference Model in this tutorial.  The OSI Reference Model does not define a network standard but provides guidelines for creating network standards. The OSI (Open Systems Interconnection) Reference Model is a conceptual framework to understand how different network protocols interact in a communication system. It breaks down […]

Reverse Proxy Tool When you visit a website, your device connects to a server to fetch data. But behind the scenes, there’s often a smart setup to manage traffic, protect servers, and improve performance. One such technology is the reverse proxy. Let’s break it down step by step. A reverse proxy sits between the Internet […]

Voice Over Internet Protocol Voice Over Internet Protocol (VoIP) is a technology that allows people to make voice calls using a broadband internet connection instead of a regular (or analog) phone line. In simple terms, VoIP converts your voice into digital data packets and transmits them over the internet. This technology has revolutionized communication by […]