Two data transmission control methods

1、CSMA/CD

CSMA/CD and CSMA/CA_bilibili_bilibili reprinted from youtube https://www.bilibili.com/video/BV1gb411C7HX?spm_id_from=333.337.search-card.all.click Computer Network Micro Class Lecture 031 Random Access - CSMA/CD protocol (with subtitles and no background music version)_Bilibili_bilibili Computer Network Micro Classroom Series (with subtitles and no background music version) Use simple language to describe complex problems and use vivid animation demonstrations Abstract concepts give people visual enjoyment with exquisite copywriting. Make it easier for beginners to get started with computer networking. I hope it can help you in your study, review and postgraduate entrance examination of computer networks. To obtain information, please leave your email address in the comments. Reference textbook: Xie Xiren Computer Network (7th Edition) Chapter 3 Data Link Layer 3.6.3 Media Access Control - Dynamic Access Control - Random Access - CSMA/CD Protocol https://www.bilibili.com/video /BV1aE411C7To?spm_id_from=333.337.search-card.all.click 2. Token delivery control

[2.3.2]--Token media access control method_bilibili_bilibili https://www.icourse163.org/course/NJRTS-1207542812 https://www.bilibili.com/video/BV1CA411K7tB?spm_id_from =333.337.search-card.all.click