https://www.youtube.com/c/ExamProChannel/
https://www.youtube.com/c/DmitryKetov/
https://www.youtube.com/c/ADVIT4000/
https://www.youtube.com/c/Rawkode/

2021
https://bookflow.ru/podborka-youtube-kanalov-na-anglijskom-yazyke-dlya-it-spetsialistov/
    https://www.youtube.com/c/BretFisherDockerandDevOps
    https://www.youtube.com/c/KubernetesCommunity
https://proglib.io/p/11-luchshih-kanalov-youtube-dlya-sistemnogo-administratora-2021-10-14
    https://www.youtube.com/c/Skill-adminBlogspot
    https://www.youtube.com/channel/UCvA_wgsX6eFAOXI8Rbg_WiQ
    https://www.youtube.com/channel/UCcVdjHb2gRaSA2Vb-uXCLEw
    https://www.youtube.com/channel/UCSWj8mqQCcrcBlXPi4ThRDQ
    https://www.youtube.com/channel/UC5gufuYHPSsJA-jul-iwyXA
    https://www.youtube.com/channel/UC8butISFwT-Wl7EV0hUK0BQ
    https://www.youtube.com/channel/UC-sAMvDe7gTmBbub-rWljZg
    https://www.youtube.com/channel/UCz4slJ1WzdCiEIBZ-WZgliw
    https://www.youtube.com/channel/UCESk3ORdKJ1iQGibV_XiHhw
    https://www.youtube.com/c/TheLinuxChannel
    https://www.youtube.com/channel/UC4Snw5yrSDMXys31I18U3gg
    https://www.youtube.com/channel/UCtuXekfqj-paqsxtqVNCC2A
    https://www.youtube.com/c/NetworkDirection