--- title: "#networkingbasics articles | Hashnode" description: "Explore 67 articles tagged #networkingbasics on Hashnode. Tutorials, guides, and how-tos from the community." url: "https://hashnode.com/tag/networkingbasics" --- Tag # #networkingbasics 67 posts · 21 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) [Jordan Kay](https://hashnode.com/@kayosenterprises) · [Aug 24](https://hashnode.com/posts/learning-from-the-ground-up/6a8cbc3e7d16818740209ad0) ### [Learning from the Ground Up](https://kayos.hashnode.dev/learning-from-the-ground-up?utm_source=hashnode&utm_medium=feed) A practical, transparent journey toward understanding how networks work and how to troubleshoot them with confidence. 5 min read · [kayos.hashnode.dev](https://kayos.hashnode.dev/learning-from-the-ground-up?utm_source=hashnode&utm_medium=feed) [Lynavo](https://hashnode.com/@lynavo) · [Jul 30](https://hashnode.com/posts/designing-a-reliable-runbook-for-phone-to-computer-file-access/6a6b04b22785bb8e18353282) ### [Designing a Reliable Runbook for Phone-to-Computer File Access](https://lynavodrive.hashnode.dev/designing-a-reliable-runbook-for-phone-to-computer-file-access?utm_source=hashnode&utm_medium=feed) Model authorization, host availability, network reachability, directory scope, and remote-service dependencies before users rely on the workflow. 7 min read · [lynavodrive.hashnode.dev](https://lynavodrive.hashnode.dev/designing-a-reliable-runbook-for-phone-to-computer-file-access?utm_source=hashnode&utm_medium=feed) [Heloise Reina Viegas](https://hashnode.com/@heloise28) · [Jun 8](https://hashnode.com/posts/domain-to-deployment/6a26f20d8babfce7c92b47cb) ### [Inside an AWS Web Request](https://heloise.hashnode.dev/domain-to-deployment?utm_source=hashnode&utm_medium=feed) When a user types https://seqas.online into a browser, what actually happens before the application appears on the screen? Understanding the entire request lifecycle is far more valuable than memoriz 9 min read · [heloise.hashnode.dev](https://heloise.hashnode.dev/domain-to-deployment?utm_source=hashnode&utm_medium=feed) [YASH REGE](https://hashnode.com/@yashrege) · [Jun 8](https://hashnode.com/posts/aws-network-flow/6a26f215c0d006bc4bbee73d) ### [Understanding AWS Network Flow: Following a Request from User to EC2](https://yashrege.hashnode.dev/aws-network-flow?utm_source=hashnode&utm_medium=feed) When troubleshooting applications hosted on AWS, we often ask questions such as: Is DNS working correctly? Is traffic reaching AWS? Is the Load Balancer receiving requests? Is the EC2 instance rec 5 min read · [yashrege.hashnode.dev](https://yashrege.hashnode.dev/aws-network-flow?utm_source=hashnode&utm_medium=feed) [Sreeram K S](https://hashnode.com/@sreeram-ks) · [May 26](https://hashnode.com/posts/networking-basics-http-tcp-ip/6a16023dda253d50d4e5e422) ### [Networking Basics — HTTP, TCP/IP](https://code-as-a-story.hashnode.dev/networking-basics-http-tcp-ip?utm_source=hashnode&utm_medium=feed) How data actually travels across the internet - Simplified 7 min read · [code-as-a-story.hashnode.dev](https://code-as-a-story.hashnode.dev/networking-basics-http-tcp-ip?utm_source=hashnode&utm_medium=feed) [Tirthak Likhar](https://hashnode.com/@tirthak10) · [May 25](https://hashnode.com/posts/why-the-osi-model-diagram-in-your-textbook-is-incomplete/6a1426f67d85e6a1afc25a46) ### [Why the OSI Model Diagram in Your Textbook Is Incomplete](https://tirthaklikhar.hashnode.dev/why-the-osi-model-diagram-in-your-textbook-is-incomplete?utm_source=hashnode&utm_medium=feed) The OSI diagram in your textbook is incomplete. Walk a PDF through all 7 layers and finally understand how networks work. 9 min read · [tirthaklikhar.hashnode.dev](https://tirthaklikhar.hashnode.dev/why-the-osi-model-diagram-in-your-textbook-is-incomplete?utm_source=hashnode&utm_medium=feed) [Ruth Rojas](https://hashnode.com/@ruthr) · [Apr 24](https://hashnode.com/posts/snmp-icmp-protocols/69eabf87904b915438d87279) ### [SNMP & ICMP Protocols](https://ruthr.hashnode.dev/snmp-icmp-protocols?utm_source=hashnode&utm_medium=feed) Today I learned some details about a couple of communication protocols while working on a system at work. SNMPSNMP stands for Simple Network Management Protocol. It runs over UDP (User Datagram Protoc 3 min read · [ruthr.hashnode.dev](https://ruthr.hashnode.dev/snmp-icmp-protocols?utm_source=hashnode&utm_medium=feed) [Sakshi Singh](https://hashnode.com/@sakshi17) · [Mar 7](https://hashnode.com/posts/where-networks-become-vulnerable/69ac635786766ac3a6da130e) ### [Where Networks Become Vulnerable](https://thinksecure.hashnode.dev/where-networks-become-vulnerable?utm_source=hashnode&utm_medium=feed) Learn how networks become vulnerable through ARP spoofing, DHCP attacks, NAT misconceptions, and open ports in this beginner-friendly cybersecurity gu 7 min read · [thinksecure.hashnode.dev](https://thinksecure.hashnode.dev/where-networks-become-vulnerable?utm_source=hashnode&utm_medium=feed)