What is the difference between an Ethernet hub and switch? These videos will explain and show you! Use GNS3 to learn create a topology with a hub or switch. Go here to access my full GNS3 CCNA course: http://goo.gl/ZGlJGq The course includes: 1) Video Training 2) Simulations 3) GNS3 Lab Guides 4) Quiz questions to help you prepare for the exam 4) Software to create IPSec VPN tunnels 5) Software and calculators