6 Networking Refresher - The OSI Model
Channel: COURSE SINK
Date: 2021-09-08

GitHub: 
https://github.com/TCM-Course-Resources/Practical-Ethical-Hacking-Resources

Playlist:
https://www.youtube.com/playlist?list=PLtsY6_AbwdOR9EhsVR1zSnzXNr1dlnPMK