Understanding the Components of the Network Layer | Google IT Support Certificate

Explore how data travels between computers across great distances and many different networks. Practice basic math in binary, decipher CIDR notation, calculate subnets, and learn how encapsulation works. Before the end of the video, you will encounter routing and routing protocol basics, and gain a thorough understanding of how the Internet works. 0:00 Introduction to the Network Layer 1:28 The Network Layer 2:44 What are IP Addresses? 5:22 IP Datagrams and Encapsulation 11:56 IP Address Classes 15:46 Address Resolution Protocol 17:47 Subnetting 19:54 Subnet Masks 27:12 Basic Binary Math 33:53 CIDR: The Network Layer 38:24 Basic Routing Components 46:37 Routing Tables 50:05 Interior Gateway Protocols 55:43 Exterior Gateway Protocols 58:45 Non-Routable Address Space This video is part of the Google IT Support Certificate, which introduces learners to troubleshooting, customer service, networking, operating systems, systems administration, and security. The program, created by Google employees in the field, is designed to provide you with job-ready skills in about 6 months to start or advance your career in IT. Take the Certificate HERE: https://goo.gle/47Xwmmk Subscribe HERE: https://bit.ly/SubscribeGCC #GrowWithGoogle #GoogleCareerCertificate #InformationTechnology Why earn a Google Career Certificate? ► No experience necessary: Learn job-ready skills, with no college degree required. ► Learn at your own pace: Complete the 100% online courses on your own terms. ► Stand out to employers: Make your resume competitive with a credential from Google. ► A path to in-demand jobs: Connect with top employers who are currently hiring.