https://www.udemy.com/home/my-courses/learning/
1.Introduction to Computer Networks for Non-Techies
2.Understanding Routers and Switches
3.Learning Brocade Vyatta
Youtube:
https://www.youtube.com/watch?v=mX_KIrSb6mE
https://www.youtube.com/watch?v=S1bJpsS27Qk&t=186s
https://www.youtube.com/watch?v=bfQWY3XY3SI
https://www.youtube.com/watch?v=HIkNKXO_3rI