--- title: "#networking-fundamentals articles | Hashnode" description: "Explore 10 articles tagged #networking-fundamentals on Hashnode. Tutorials, guides, and how-tos from the community." url: "https://hashnode.com/tag/networking-fundamentals" --- Tag # #networking-fundamentals 10 posts · 0 followers [Akhilesh Bhayye](https://hashnode.com/@akhilesh-bhayye) · [Aug 28](https://hashnode.com/posts/networking-for-devops-dns-security-groups-and-the-commands-i-use-to-debug-why-won-t-this-connect/6a91870cf7abe824f87f2608) ### [Networking for DevOps: DNS, Security Groups, and the Commands I Use to Debug "Why Won't This Connect"](https://devops-journal.hashnode.dev/networking-for-devops-dns-security-groups-and-the-commands-i-use-to-debug-why-won-t-this-connect?utm_source=hashnode&utm_medium=feed) Learning the basics is one thing, but figuring out "Why won't this connect?" when a service refuses to communicate with another service is the first true test. But before jumping to troubleshooting co 7 min read · [devops-journal.hashnode.dev](https://devops-journal.hashnode.dev/networking-for-devops-dns-security-groups-and-the-commands-i-use-to-debug-why-won-t-this-connect?utm_source=hashnode&utm_medium=feed) [Akhilesh Bhayye](https://hashnode.com/@akhilesh-bhayye) · [Aug 27](https://hashnode.com/posts/networking-fundamentals/6a905399447d6b01fc744a0d) ### [Networking Fundamentals](https://devops-journal.hashnode.dev/networking-fundamentals?utm_source=hashnode&utm_medium=feed) Basics of network fundamentals for DevOps 6 min read · [devops-journal.hashnode.dev](https://devops-journal.hashnode.dev/networking-fundamentals?utm_source=hashnode&utm_medium=feed) [Bash](https://hashnode.com/@Bash-Abdul) · [Feb 25](https://hashnode.com/posts/what-actually-happens-when-you-press-enter/699eb338791f1d49b3889a79) ### [What Actually Happens When You Press Enter?](https://bash-abdul.hashnode.dev/what-actually-happens-when-you-press-enter?utm_source=hashnode&utm_medium=feed) Every backend developer eventually runs into a problem they cannot explain. A request times out. A domain stops resolving. An API feels slow even though the server logs look fine. Nine times out of te 14 min read · [bash-abdul.hashnode.dev](https://bash-abdul.hashnode.dev/what-actually-happens-when-you-press-enter?utm_source=hashnode&utm_medium=feed) [Sofiya Shaikh](https://hashnode.com/@sofiyaccss) · [Jan 22](https://hashnode.com/posts/how-dns-resolution-works/69722b1d3823f878597722a5) ### [How DNS Resolution Works](https://sofiyablogondns.hashnode.dev/how-dns-resolution-works?utm_source=hashnode&utm_medium=feed) What is DNS and why name resolution exists? DNS is basically the internet’s phonebook. Humans remember names like google.com, but computers only understand IP addresses. DNS exists to translate these names into IPs so browsers know where to send req... 2 min read · [sofiyablogondns.hashnode.dev](https://sofiyablogondns.hashnode.dev/how-dns-resolution-works?utm_source=hashnode&utm_medium=feed) [MUKUND LOKHANDE](https://hashnode.com/@MukundaaTech) · [Mar 20, 2025](https://hashnode.com/posts/osimodel/67db84f62feb80b1b436b40c) ### [Do you know how MESSAGE is sent from your phone to your friends phone?](https://bootingcomputer.hashnode.dev/osimodel?utm_source=hashnode&utm_medium=feed) Understanding How Networks Communicate In today's digital world, everything from sending emails to streaming videos relies on seamless data transfer across networks. But how does this communication happen behind the scenes? Enter the OSI Model—a fund... 3 min read · [bootingcomputer.hashnode.dev](https://bootingcomputer.hashnode.dev/osimodel?utm_source=hashnode&utm_medium=feed) [Ayush Gurjar](https://hashnode.com/@ayush185) · [Jan 29, 2025](https://hashnode.com/posts/introduction-to-networking-for-newbies/679a6205121686c1c431c341) ### [Introduction to Networking for Newbies](https://networkingisimportant.hashnode.dev/introduction-to-networking-for-newbies?utm_source=hashnode&utm_medium=feed) Networking The process of connecting devices to exchange data and share resources. These devices use a system of rules, called protocols, to transmit information Types of computer networks Local Area Network (LAN): A private network that connects dev... 6 min read · [networkingisimportant.hashnode.dev](https://networkingisimportant.hashnode.dev/introduction-to-networking-for-newbies?utm_source=hashnode&utm_medium=feed) [Saket](https://hashnode.com/@saket-) · [Jan 16, 2025](https://hashnode.com/posts/http-request-response-cycle-what-happens-behind-the-scenes/67898ab6937745040bb57558) ### [HTTP Request-Response Cycle : What Happens Behind The Scenes](https://http-request-response-cycle.hashnode.dev/http-request-response-cycle-what-happens-behind-the-scenes?utm_source=hashnode&utm_medium=feed) Exploring the Crucial Role of DNS Resolution, 3-Way Handshake, TLS Handshake, and Sessions in an HTTP Request-Response cycle. 13 min read · [http-request-response-cycle.hashnode.dev](https://http-request-response-cycle.hashnode.dev/http-request-response-cycle-what-happens-behind-the-scenes?utm_source=hashnode&utm_medium=feed) [Md Shahed Fardous](https://hashnode.com/@shahedfardous) · [Dec 4, 2024](https://hashnode.com/posts/beginners-guide-to-networking-what-is-it-and-its-uses/6750697e45ff9a16c07a6e12) ### [Beginner's Guide to Networking: What Is It and It's Uses](https://blog.shahedfardous.com/beginners-guide-to-networking-what-is-it-and-its-uses?utm_source=hashnode&utm_medium=feed) Discover networking basics: types, components, and use cases. Essential for tech enthusiasts and beginners navigating today's interconnected world 3 min read · [blog.shahedfardous.com](https://blog.shahedfardous.com/beginners-guide-to-networking-what-is-it-and-its-uses?utm_source=hashnode&utm_medium=feed) [SAMEER TRIPATHI](https://hashnode.com/@samtripathi) · [Nov 26, 2023](https://hashnode.com/posts/from-data-to-destination-a-journey-through-the-osi-networking-model/65635ab2d77ea894ad8165c3) ### [From Data to Destination: A Journey Through the OSI Networking Model](https://samtripathi.hashnode.dev/from-data-to-destination-a-journey-through-the-osi-networking-model?utm_source=hashnode&utm_medium=feed) Understanding the Architecture that Connects Our World Online 35 min read · [samtripathi.hashnode.dev](https://samtripathi.hashnode.dev/from-data-to-destination-a-journey-through-the-osi-networking-model?utm_source=hashnode&utm_medium=feed) [Lawrence Juma "Jumalaw98"](https://hashnode.com/@jumalaw98) · [Sep 13, 2023](https://hashnode.com/posts/how-to-setup-cisco-packet-tracer-on-linux/6501777810dae6464a6494c0) ### [How to Setup Cisco Packet Tracer on Linux](https://jumalaw98.hashnode.dev/how-to-setup-cisco-packet-tracer-on-linux?utm_source=hashnode&utm_medium=feed) Learn how to install Cisco Packet Tracer on Linux with step-by-step instructions for seamless networking practice and simulation 3 min read · [jumalaw98.hashnode.dev](https://jumalaw98.hashnode.dev/how-to-setup-cisco-packet-tracer-on-linux?utm_source=hashnode&utm_medium=feed)