Hub vs Switch vs Router — Key Differences Explained
Quick answer: A hub broadcasts every frame to all connected devices (Layer 1). A switch forwards frames only to the…
Networking Fundamentals Home / Author: Gurpreet Singh
Author: Gurpreet Singh
Hey! I"m Gurpreet Singh and I Have 7+ Years of experience in the Network & Security Domain as well as the Cloud Infra Domain. I am Certified with Cisco ( CCNA ), CheckPoint ( CCSA ), 1xAWS, 3xAZURE, and 3xNSE. So I love to share my tech knowledge with you.
Networking Fundamentals 
Security Network Security Guide — Firewalls, VPNs, ACLs, and Zero Trust
Network security protects the integrity, confidentiality, and availability of a network and its data. It encompasses firewalls, VPNs, access control,…
Switching Network Switching Guide — VLANs, STP, EtherChannel, Trunking
A complete guide to network switching: how switches forward frames, VLANs and 802.1Q trunking, spanning tree, EtherChannel, port security and…
Routing Routing Protocols Guide — BGP, OSPF, EIGRP, RIP Explained
Routing protocols are algorithms that determine the best path for data to travel across a network. The two main categories…
Networking Fundamentals Networking Fundamentals — Complete Guide for Beginners to Advanced
Networking fundamentals cover the core concepts every network engineer must know — how data travels from one device to another,…