π Day 17 β DNS: Domain Name System π·οΈ Topic: DNS π Key Concept: Converts Names to IPs βοΈ Caption: βYou say βGoogle.comβ, DNS finds the address.β βΈ» πΊοΈ DNS β The Internetβs Address Book Imagine trying to call someone by memorizing their 10-digit number every time. Difficult, right? But what if you could just […]
π Day 16 β Understanding Ports & Protocols
π Day 16 β Understanding Ports & Protocols π·οΈ Topic: Ports & Protocols π Key Concept: Port Numbers & Services (HTTP, FTP, DNS) βοΈ Caption: βPorts are doors. Protocols are the rules to knock.β βΈ» πͺ Ports & Protocols β Digital Doorways with Rules Imagine visiting a military base. You canβt just walk in β […]
Day 15 β TCP/IP Model Overview
π Day 15 β TCP/IP Model Overview π·οΈ Topic: TCP/IP Model π Key Concept: Real-World Version of OSI βοΈ Caption: βLess theory, more action β TCP/IP gets the job done.β βΈ» π From Theory to Practice β Enter the TCP/IP Model Youβve spent the last 7 days climbing through the OSI modelβs layers β from […]
Day 14 β OSI Layer 7: Application Layer
π Day 14 β OSI Layer 7: Application Layer π·οΈ Topic: Application Layer π Key Concept: User-Facing Applications βοΈ Caption: βWhat you see β browsers, chats, apps β all live here.β βΈ» π Application Layer β Where You and the Network Finally Meet After all the translation, delivery, encryption, and routing β where does your […]
Day 13 β OSI Layer 6: Presentation Layer
π Day 13 β OSI Layer 6: Presentation Layer π·οΈ Topic: Presentation Layer π Key Concept: Translates and Encrypts Data βοΈ Caption: βThis layer is the translator and secret keeper β formats and secures data.β βΈ» π§ Presentation Layer β The Translator & Secret Agent of Networking Letβs say two people from different countries want […]
Day 12 β OSI Layer 5: Session Layer
π Day 12 β OSI Layer 5: Session Layer π·οΈ Topic: Session Layer π Key Concept: Starting, Managing, Ending Communication βοΈ Caption: βOpens the call, keeps it alive, and says goodbye β just like a phone call.β βΈ» βοΈ The Session Layer β Your Digital Call Handler Think about a phone call:You dial, talk, and […]
Day 11 β OSI Layer 4: Transport Layer
π Day 11 β OSI Layer 4: Transport Layer π·οΈ Topic: Transport Layer π Key Concept: Reliable Delivery (TCP/UDP) βοΈ Caption: βDelivers your message either carefully (TCP) or quickly (UDP).β βΈ» π¬ Transport Layer β The Delivery Agent of the Internet Letβs say youβre sending an important letter or a birthday party invite. Do you:β’ […]
OSI Layer 3: Network Layer
π Day 10 β OSI Layer 3: Network Layer π·οΈ Topic: Network Layer π Key Concept: IP Addressing and Routing βοΈ Caption: βThis layer finds the path β like a GPS for your data.β βΈ» πΊοΈ Meet the Network Layer β The Navigator of the Internet Imagine youβre driving across states, from Andhra Pradesh to […]
Day 06 β Theories of Communication: Introduction, Models & Media Impact
π Day 06 β Theories of Communication: Introduction, Models & Media Impact π§ What Are Theories of Communication? Communication theories are systematic explanations of how communication works β from the sender to the receiver, through messages, media, and meanings. They help us decode human interaction, predict outcomes, and understand the role of media in shaping […]