Where to start learning about networks?

Question

Computer networks

I want to get a job in an Internet company, as a dispatcher-operator, I need knowledge, I'm generally new to this, advise where to start? My responsibilities: troubleshooting the Internet, determining the presence of a network or ping, I don’t know, in general, you need to know how networks are arranged, the network system, be able to use Cisco Packet Tracer. You also need to know network diagnostic utilities, basic Internet protocols, how to diagnose, in general, a whole bunch. I don’t know where to start, I’m generally a complete 0 in this, I read a little about the protocols, please tell me where should I move and where to start?

Answer 1

https://linkmeup.ru/sdsm/

Answer 2

Diagnostics will be taught when you get there, otherwise nothing! about where to start, start with a simple c OSI model. When you clearly understand what is happening at each level, you can get a job in telecom.

Answer 3

Here are the training videos there, absolutely everything, if you learn everything, then become a provider yourself
https://www.youtube.com/watch?v=i1GGtXce-QQ
https://www.youtube.com/watch?v=tMc84pxtQog
https://www .youtube.com/watch?v=RdKSsK9-UrU
https://www.youtube.com/watch?v=0y2W7TP8_dI
https://www.youtube.com/watch?v=2qQ4Z-0egKU
https://www. youtube.com/watch?v=yJoGZ_1G9WM
https://www.youtube.com/watch?v=nP8EcyMk5uA
https://www.youtube.com/watch?v=-mf0uy8_5uM
https://www.youtube.com/ watch?v=h_yEOwAKHjI
https://www.youtube.com/watch?v=zVtiooM_QhU
https://www.youtube.com/watch?v=3uhkl0JpBZM
https://www.youtube.com/watch?v=49ifz11I4bE
https://www.youtube.com/watch?v=Iv7v00Bwxw4
https://www.youtube.com/watch?v=-mf0uy8_5uM
https://www.youtube.com/watch?v=h_yEOwAKHjI
https://www.youtube.com/watch?v=zVtiooM_QhU
https:// www.youtube.com/watch?v=3uhkl0JpBZM
https://www.youtube.com/watch?v=49ifz11I4bE
https://www.youtube.com/watch?v=TmV0kq7PL-s
https://www.youtube .com/watch?v=iDvOdvCW5Oc
https://www.youtube.com/watch?v=j--xP6iLeHQ
https://www.youtube.com/watch?v=Ufilhiu1xJE
https://www.youtube.com /watch?v=wun1eiYYh-8
https://www.youtube.com/watch?v=1AHKLKptuH4
https://www.youtube.com/watch?v=hBhXAFXo8Pw
https://www.youtube.com/watch? v=KkeO-xO3_dQ
https://www.youtube.com/watch?v=OkipCYwLQvg
https://www.youtube.com/watch?v=Ufilhiu1xJE
https://www.youtube.com/watch?v=OkipCYwLQvg
https://www.youtube.com/watch?v=XURtqXeiBOI
https://www.youtube.com/watch?v=5hypCtRkjag
https://www .youtube.com/watch?v=Ehg4t5W1xso
https://www.youtube.com/watch?v=dlasiRz0avo
https://www.youtube.com/watch?v=uZJ8WVdw-Ck
https://www.youtube. com/watch?v=xCEiYBmEh38
https://www.youtube.com/watch?v=e50Xcxeol4E
https://www.youtube.com/watch?v=GZTqZQVSY1A
https://www.youtube.com/watch?v =xgWWqdKNaEI
https://www.youtube.com/watch?v=B-dlhkWBNuA