--- title: "#networking-for-beginners articles | Hashnode" description: "Explore 370 articles tagged #networking-for-beginners on Hashnode. Tutorials, guides, and how-tos from the community." url: "https://hashnode.com/tag/networking-for-beginners" --- Tag # #networking-for-beginners 370 posts · 111 followers [Disu Turner](https://hashnode.com/@sunetwork) · [Oct 22](https://hashnode.com/posts/from-netstat-to-packet-tracer/6ada0ff5c4b36ca6c40c91a2) ### [From Netstat to Packet Tracer](https://sunetwork.hashnode.dev/from-netstat-to-packet-tracer?utm_source=hashnode&utm_medium=feed) Learning to Observe Network Traffic 5 min read · [sunetwork.hashnode.dev](https://sunetwork.hashnode.dev/from-netstat-to-packet-tracer?utm_source=hashnode&utm_medium=feed) [Disu Turner](https://hashnode.com/@sunetwork) · [Oct 21](https://hashnode.com/posts/building-a-two-lan-network-in-cisco-packet-tracer/6ad8c45c2d6b4a36bd3a3266) ### [Building a Two-LAN Network in Cisco Packet Tracer](https://sunetwork.hashnode.dev/building-a-two-lan-network-in-cisco-packet-tracer?utm_source=hashnode&utm_medium=feed) From IPv4 Addressing to Inter-LAN Connectivity 6 min read · [sunetwork.hashnode.dev](https://sunetwork.hashnode.dev/building-a-two-lan-network-in-cisco-packet-tracer?utm_source=hashnode&utm_medium=feed) [Hardik Babla](https://hashnode.com/@hardikbabla) · [Oct 20](https://hashnode.com/posts/how-tcp-works-3-way-handshake/6ad7747fe9c0681a8c7d4b49) ### [How TCP Works: The 3-Way Handshake and Reliable Communication](https://hardikdotdev.hashnode.dev/how-tcp-works-3-way-handshake?utm_source=hashnode&utm_medium=feed) Learn how TCP works in simple terms : the 3-way handshake, sequence numbers, ACKs, retransmission, & how connections close. A beginner-friendly guide. 4 min read · [hardikdotdev.hashnode.dev](https://hardikdotdev.hashnode.dev/how-tcp-works-3-way-handshake?utm_source=hashnode&utm_medium=feed) [InstaTunnel](https://hashnode.com/@instatunnel) · [Oct 20](https://hashnode.com/posts/high-performance-edge-tunneling-architecture-kernel-bypass-xdp-and-bbr-tuning/6ad6e90d4b37d66e6a92d660) ### [High-Performance Edge Tunneling Architecture: Kernel Bypass, XDP, and BBR Tuning](https://instatunnel.hashnode.dev/high-performance-edge-tunneling-architecture-kernel-bypass-xdp-and-bbr-tuning?utm_source=hashnode&utm_medium=feed) Discover how to accelerate tunnel throughput using Solarflare Onload, DPDK, XDP packet filtering, and TCP BBRv3 tuning for high-performance edge 13 min read · [instatunnel.hashnode.dev](https://instatunnel.hashnode.dev/high-performance-edge-tunneling-architecture-kernel-bypass-xdp-and-bbr-tuning?utm_source=hashnode&utm_medium=feed) [1](https://hashnode.com/posts/high-performance-edge-tunneling-architecture-kernel-bypass-xdp-and-bbr-tuning/6ad6e90d4b37d66e6a92d660) [Hardik Babla](https://hashnode.com/@hardikbabla) · [Oct 18](https://hashnode.com/posts/how-dns-resolution-works/6ad46b4a68c9c7baa03040cd) ### [How DNS Resolution Works: What Happens Before a Website Loads](https://hardikdotdev.hashnode.dev/how-dns-resolution-works?utm_source=hashnode&utm_medium=feed) Learn how DNS resolution works step by step: browser cache, resolver, root, TLD, and authoritative servers. A beginner-friendly guide with dig example 5 min read · [hardikdotdev.hashnode.dev](https://hardikdotdev.hashnode.dev/how-dns-resolution-works?utm_source=hashnode&utm_medium=feed) [Hardik Babla](https://hashnode.com/@hardikbabla) · [Oct 18](https://hashnode.com/posts/understanding-network-devices/6ad469c1c469f0113d4ddaf8) ### [Understanding Network Devices: How the Internet Actually Reaches Your Code](https://hardikdotdev.hashnode.dev/understanding-network-devices?utm_source=hashnode&utm_medium=feed) Learn how modems, routers, switches, hubs, firewalls, and load balancers work together to bring the internet to your code. A beginner-friendly guide. 5 min read · [hardikdotdev.hashnode.dev](https://hardikdotdev.hashnode.dev/understanding-network-devices?utm_source=hashnode&utm_medium=feed) [mhk cyber](https://hashnode.com/@mhk-cyber) · [Oct 16](https://hashnode.com/posts/learning-nmap-port-scanning-home-lab/6ad201579fa58b41cc610c79) ### [Learning Nmap in My Home Lab: Open Ports, SSH, and a Few Wrong Assumptions](https://mhk-cyber.hashnode.dev/learning-nmap-port-scanning-home-lab?utm_source=hashnode&utm_medium=feed) Join me as I learn Nmap through hands-on port scanning in my home lab. Explore TCP Connect scans, SSH service detection, IP addressing, and lessons from my cybersecurity journey. 10 min read · [mhk-cyber.hashnode.dev](https://mhk-cyber.hashnode.dev/learning-nmap-port-scanning-home-lab?utm_source=hashnode&utm_medium=feed) [2](https://hashnode.com/posts/learning-nmap-port-scanning-home-lab/6ad201579fa58b41cc610c79) [Mary Mbaoma](https://hashnode.com/@mbaoma) · [Oct 13](https://hashnode.com/posts/designing-google-cloud-networks-from-a-deleted-default-to-a-real-architecture/6ace8cd2796da282db9ad4ad) ### [Designing Google Cloud Networks: From a Deleted Default to a Real Architecture](https://omarrrz-lounge.hashnode.dev/designing-google-cloud-networks-from-a-deleted-default-to-a-real-architecture?utm_source=hashnode&utm_medium=feed) Deleted your Google Cloud default network? Learn how auto mode VPC rebuilds it in seconds and get an insight into Google Cloud's networking. 16 min read · [omarrrz-lounge.hashnode.dev](https://omarrrz-lounge.hashnode.dev/designing-google-cloud-networks-from-a-deleted-default-to-a-real-architecture?utm_source=hashnode&utm_medium=feed) [Hemant Sharma](https://hashnode.com/@hemant-cybersec) · [Oct 4](https://hashnode.com/posts/one-click-four-layers/6ac24e00d2a41e65aff0b934) ### [One Click, Four Layers: What Actually Happens When You Visit a Website](https://hemant-cybersec.hashnode.dev/one-click-four-layers?utm_source=hashnode&utm_medium=feed) Follow one request from keystroke to page: DHCP, DNS, TCP, HTTP and TLS explained — then decrypted live in Wireshark. A beginner-friendly tour. 5 min read · [hemant-cybersec.hashnode.dev](https://hemant-cybersec.hashnode.dev/one-click-four-layers?utm_source=hashnode&utm_medium=feed) [Maulana](https://hashnode.com/@maldi-08) · [Sep 11](https://hashnode.com/posts/ipv4-subnetting-network-host-addresses/6aa36ec7185562f9dc05d786) ### [How IPv4 Subnetting Determines Network and Host Addresses](https://mauls.hashnode.dev/ipv4-subnetting-network-host-addresses?utm_source=hashnode&utm_medium=feed) Learn how IPv4 subnetting determines network, host, and broadcast addresses using subnet masks and CIDR notation. 13 min read · [mauls.hashnode.dev](https://mauls.hashnode.dev/ipv4-subnetting-network-host-addresses?utm_source=hashnode&utm_medium=feed)