DGdevesh gaynarindevesh10.hashnode.dev·Jan 31 · 2 min readTCP Working: 3-Way Handshake & Reliable CommunicationIntroduction: What Happens to Data Without Rules? Imagine you send a WhatsApp message, but: You don’t know if the message was delivered Messages arrive in the wrong order Some messages disappear in between Annoying, right? If the internet worked...00
DGdevesh gaynarindevesh9.hashnode.dev·Jan 31 · 3 min readHow Data Travels on the Internet: TCP, UDP & HTTPIntroduction Imagine if the internet had no rules. Data is being sent, but: Did it reach or not? Did it arrive in the correct order? Did it get lost in between? To make the internet work properly, rules are needed.These rules are defined by TCP ...00
DGdevesh gaynarindevesh8.hashnode.dev·Jan 30 · 2 min readNetwork DevicesIntroduction: How Does the Internet Reach Your Home? Have you ever thought about what happens when you use the internet on your phone, laptop, or office computer? The internet is not directly plugged into your laptop.There is a team of network device...00
DGdevesh gaynarindevesh7.hashnode.dev·Jan 30 · 3 min readHow DNS Works: The Internet’s Phonebook Explained SimplyIntroduction: The Internet’s Phonebook When you type google.com in your browser and press Enter, the website opens instantly.But wait for a second How does the browser know exactly where Google’s server is located? The answer is DNS (Domain Name Syst...00
DGdevesh gaynarindeversh6.hashnode.dev·Jan 30 · 2 min readUnderstanding Servers Using cURLIntroduction: What Is a Server? Let’s start with a very basic question.When you open a website like google.com, what actually happens? Your browser sends a message to another computer called a server.A server is a powerful computer that: Stores webs...00
