OSI Model: Physical,Data-link,Network,Transport,Session,Prest.,Applic.
File:Router switch in OSI model.png - Wikimedia Commons
Layer 2, 3, and 4 switching
/layers-of-the-osi-model-illustrated-818017-e60743df55984455b5fb0830a5ddb5ad.gif "The OSI Model Layers from Physical to Application")
The OSI Model Layers from Physical to Application
What is a PDU in the OSI model? - Quora
Layer Networking: Layer 2 Versus Layer 3 IT Networking - Small Business Trends
Networking Guide : Network Components - What is Router?
OSI Model Routing Connection-oriented/Connectionless Network Services. - ppt download
Router Vs Switch Vs Hub – HOME | Welcome To My Blog
OSI Model: Part One. Recently, I had to fix a wifi network… | by Melissa Brown | Medium
Network Layers & Network Layer in OSI Model
Chapter 17 Connecting LANs. - ppt download
The TCP/IP Guide - Indirect Device Connection and Message Routing
The OSI model explained and how to easily remember its 7 layers | Network World
Routers and Layer 3 Switching - How LAN Switches Work | HowStuffWorks
On which OSI layers do switches and routers operate? - Quora
The OSI Model Explained: Handy Mnemonics to Memorize the 7 Layers
Network Layers & Network Layer in OSI Model
What Is a Multilayer Switch and How to Use It?
Network Layers & Network Layer in OSI Model
4 things everyone should know about network layers - Cohesive Networks
7 Layers of the OSI Model Explained - Satoms
OSI Model Layers and Protocols in Computer Network
Network Layers & Network Layer in OSI Model
What is Network layer? - Definition from WhatIs.com
OSI Model – Practical Networking .net
