Jan 26 · 7 min read · Protocols Protocols are rules that must be followed by all devices (citizens) and systems on the Internet so they can communicate properly. Just like traffic rules on roads help vehicles move safely and smoothly, protocols help data travel correctly ...
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Jan 25 · 5 min read · Internet Runs on Rules Rules decide how data is sent, how fast & how safely. What Are TCP and UDP At a very simple idea, TCP is about reliability and UDP is about speed. They both move data between machines, but they make different tradeoffs (sacrif...
Join discussionJan 23 · 12 min read · Introduction: Why Does the Internet Need Rules? Let me ask you something simple. When you send a letter to your friend, what do you need? You need an envelope, a stamp, an address, and someone to deliver it (the postal service). Without these basic t...
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Jan 18 · 1 min read · Definition: OSI models explain how data travels from one computer to another computer step by step. 7 Layers of the OSI Model: 7. Application Layer In this layer users interact with any messaging app, like WhatsApp, to send messages to their friends...
Join discussionNov 1, 2025 · 5 min read · Introduction The Open Source Initiative (OSI) recently released the Open Source AI Definition (OSAID) — a license that clarifies what it truly means for Artificial Intelligence systems to be open source. This article explores that definition, what Op...
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Aug 29, 2025 · 4 min read · Software today drives everything from smartphones to satellites. But not all software is created — or shared — in the same way. Two important movements that have shaped the digital world are Free Software and Open Source Software. While the terms are...
Join discussionAug 10, 2025 · 3 min read · Application Layer: নেটওয়ার্ক কমিউনিকেশনের প্রথম অভিজ্ঞতা আগের আলোচনায় আমরা OSI Model-এর সাতটি স্তরের (Layer) সাথে পরিচিত হয়েছি। এর মধ্যে Application Layer হলো সর্বোচ্চ স্তর — যা সরাসরি user এবং application software-এর সাথে কাজ করে।আপনি যখন browser...
Join discussionAug 9, 2025 · 3 min read · OSI Model: ডেটা যাত্রার সাত সোপান আমরা আগের লেখায় TCP/IP নিয়ে কথা বলেছি — যেখানে IP address দিয়ে data পৌঁছানোর রাস্তা খুঁজে দেয়, আর TCP সেই data ঠিকঠাক পৌঁছানোর গ্যারান্টি দেয়।কিন্তু TCP/IP মডেল হলো বাস্তব জীবনে ব্যবহৃত একধরনের “সংক্ষিপ্ত” মডেল। আর এ...
Join discussionJul 29, 2025 · 12 min read · Whether you're a beginner diving into the world of computer networking or someone brushing up on core concepts, the OSI Model (Open Systems Interconnection) is a must-know framework. It breaks down how data moves through a network into seven logical ...
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Apr 23, 2025 · 4 min read · Introdução Se você já se viu diante de um problema de rede no Linux e não sabia por onde começar, este artigo é para você. Vamos explorar como diagnosticar e depurar problemas de rede utilizando comandos específicos para cada camada do modelo OSI. Co...
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