OSI Model Layer 2 - The Data Link Layer

In this video, I'll discuss the low-level addressing of computer networks, called the Data Link Layer. This is Layer 2 of the OSI Model. This video is a part of my series on Networking fundamentals. 00:00 Intro 00:50 Network Interface Card (NIC) - Layout 01:21 Media Access Control (MAC) Address 02:31 Ethernet Frame details 03:21 Ethernet Hub overview 04:58 Address Resolution Protocol (ARP) 07:48 Carrier-sense multiple access with collision detection (CSMA/CD) 08:56 Why switches replaced hubs in networking Links referenced in this video: https://standards-oui.ieee.org/ https://en.wikipedia.org/wiki/Ethernet_frame https://en.wikipedia.org/wiki/Carrier-sense_multiple_access_with_collision_detection Products referenced in this video: (Amazon Affiliate Links) https://amzn.to/3Zzy4Yi https://amzn.to/4mwiIhg